NLE Fundamentals of Nursing & the Nursing Process — Basic Oxygenation, Elimination & NutritionExam Answer Templates

Marks

1

Topic

Oxygenation

Difficulty

easy

Template Id

T1

Examiner Tip

For 1-mark questions, be precise and direct. One correct, complete sentence is enough. Adding unnecessary detail wastes time and does not earn extra marks at this level.

Model Answer

The normal SpO₂ (oxygen saturation) range in a healthy adult is 95–100%.

Question Type

very_short_answer

Answer Structure

• Line 1: State the normal SpO₂ range with the correct unit and full term [1 mark]

Scoring Breakdown

Common Mark Deductions

• Writing '90–100%' — this is too broad and includes the hypoxemic range
• Omitting the percent sign or writing a range that is too narrow (e.g., 98–100% only)
• Confusing SpO₂ with PaO₂ (normal PaO₂ is 80–100 mmHg, which is a different measure)

Key Phrases To Include

• SpO₂
• 95–100%
• oxygen saturation

Marks

1

Topic

Urinary Elimination

Difficulty

easy

Template Id

T2

Examiner Tip

When a question has two parts ('what is' + 'what does it indicate'), you must answer BOTH parts to earn the full mark. Answering only one part typically earns only 0.5 marks.

Model Answer

The minimum acceptable urine output for an adult is 30 mL/hour. Output below this level indicates inadequate renal perfusion and must be reported immediately.

Question Type

very_short_answer

Answer Structure

• Part 1: State the minimum urine output value with correct unit (mL/hr) [0.5 mark]
• Part 2: State its clinical significance (renal perfusion indicator) [0.5 mark]

Scoring Breakdown

Common Mark Deductions

• Writing 50 mL/hr or 20 mL/hr instead of the correct 30 mL/hr
• Stating the value without the clinical significance when the question asks 'what does it indicate'

Key Phrases To Include

• 30 mL/hour
• renal perfusion
• report immediately

Marks

1

Topic

Oxygenation

Difficulty

easy

Template Id

T3

Examiner Tip

The NLE frequently tests the distinction between early and late signs of hypoxia. Memorize: EARLY = restlessness, anxiety, tachypnea, tachycardia. LATE = cyanosis, bradycardia, confusion, decreased consciousness. Never write cyanosis as an early sign.

Model Answer

Two early signs of hypoxia are: (1) restlessness and anxiety, and (2) tachypnea (increased respiratory rate).

Question Type

very_short_answer

Answer Structure

• Line 1: Name the first early sign — restlessness/anxiety [0.5 mark]
• Line 2: Name the second early sign — tachypnea or tachycardia [0.5 mark]

Scoring Breakdown

Common Mark Deductions

• Listing cyanosis — cyanosis is a LATE sign of hypoxia, not an early sign; this is a classic NLE trap
• Listing decreased level of consciousness or bradycardia — these are also late signs
• Writing only one sign when two are required

Key Phrases To Include

• restlessness
• tachypnea
• early sign
• anxiety
• tachycardia

Marks

2

Topic

Oxygenation

Difficulty

medium

Template Id

T4

Examiner Tip

For 'differentiate' questions, always present both items in a parallel structure — describe Device A fully first, then Device B fully. Examiners check that you covered both sides. The clinical application (why Venturi for COPD) is what elevates a 1-mark answer to a 2-mark answer.

Model Answer

A nasal cannula is a low-flow device that delivers oxygen at 1–6 L/min, providing approximately 24–44% FiO₂. It is comfortable, allows the patient to eat and talk, but does not deliver precise oxygen concentrations. A Venturi mask, on the other hand, delivers a precise, fixed FiO₂ regardless of the patient's breathing pattern. It is the preferred device for COPD patients who require controlled, low-dose oxygen therapy (target SpO₂ 88–92%) to avoid suppressing the hypoxic respiratory drive.

Question Type

short_answer

Answer Structure

• Sentence 1–2: Describe nasal cannula — flow rate (1–6 L/min) and FiO₂ (24–44%) [1 mark]
• Sentence 3–4: Describe Venturi mask — precise FiO₂, preferred for COPD, rationale for use [1 mark]

Scoring Breakdown

Common Mark Deductions

• Confusing Venturi with non-rebreather mask — these are very different devices
• Stating Venturi delivers the highest FiO₂ — it is actually preferred because it delivers a precise LOW FiO₂
• Forgetting to include the clinical rationale (COPD / hypoxic drive) for why Venturi is used

Key Phrases To Include

• 1–6 L/min
• 24–44%
• precise FiO₂
• Venturi mask
• COPD
• hypoxic respiratory drive
• controlled oxygen

Marks

2

Topic

Oxygenation

Difficulty

easy

Template Id

T5

Examiner Tip

For 2-mark questions that ask 'what and why,' the first mark is always for the WHAT (correct answer) and the second mark is always for the WHY (correct rationale). Never answer only the 'what' in a 2-mark question.

Model Answer

The nurse should place a dyspneic patient in high-Fowler's position (head of bed elevated 60–90°) or the orthopneic position (patient sitting upright and leaning forward on an overbed table). This positioning uses gravity to lower the abdominal organs away from the diaphragm, maximizing lung expansion and tidal volume, thereby reducing the work of breathing and improving oxygenation.

Question Type

short_answer

Answer Structure

• Sentence 1: Name the correct position — high-Fowler's or orthopneic [1 mark]
• Sentence 2: Explain the physiologic rationale — lung expansion, diaphragm mechanics, reduced work of breathing [1 mark]

Scoring Breakdown

Common Mark Deductions

• Writing 'semi-Fowler's' — while this helps, the optimal position for dyspnea is high-Fowler's or orthopneic; semi-Fowler's alone earns partial credit
• Stating the position without the rationale when 2 marks are allocated
• Writing 'Trendelenburg' — this is contraindicated for dyspnea as it worsens breathing

Key Phrases To Include

• high-Fowler's
• orthopneic
• lung expansion
• diaphragm
• gravity
• work of breathing

Marks

3

Topic

Bowel Elimination

Difficulty

medium

Template Id

T6

Examiner Tip

For 3-mark procedure questions, structure your answer in clearly labeled points: Position, Rationale, Technical details. Examiners score point by point. A disorganized paragraph where key details are buried will lose marks even if the information is technically correct.

Model Answer

Position: The patient should be placed in the left lateral (Sims') position with the right knee flexed. Rationale: This position follows the natural anatomical curve of the sigmoid colon and descending colon, allowing the solution to flow by gravity along the natural direction of the bowel, promoting effective bowel cleansing with minimal discomfort. Insertion depth: The enema tip is inserted approximately 7–10 cm (3–4 inches) into the rectum in adults. Solution height: The solution container (enema bag) should be raised approximately 30–45 cm (12–18 inches) above the level of the anus to allow slow, controlled instillation by gravity. If the patient experiences severe cramping during instillation, the nurse should lower the bag or clamp the tubing temporarily and allow the patient to rest before continuing.

Question Type

short_answer

Answer Structure

• Point 1: Correct position — left lateral (Sims') with right knee flexed [1 mark]
• Point 2: Correct rationale — follows natural colon curve, gravity-assisted flow [1 mark]
• Point 3: Correct insertion depth (7–10 cm) AND solution height (30–45 cm above anus) [1 mark]

Scoring Breakdown

Common Mark Deductions

• Writing 'right lateral position' — the correct side is LEFT lateral; the anatomy of the sigmoid colon makes the left side the correct choice
• Omitting the rationale and just listing steps
• Writing the insertion depth incorrectly (e.g., 2–3 cm, which is too shallow, or 15 cm, which is too deep)
• Forgetting the solution height or writing it incorrectly

Key Phrases To Include

• left lateral
• Sims' position
• sigmoid colon
• gravity
• natural curve
• 7–10 cm
• 30–45 cm above anus

Marks

3

Topic

Urinary Elimination

Difficulty

medium

Template Id

T7

Examiner Tip

When a question says 'list AND provide rationale,' you must give BOTH for each point to earn full marks. A step without a rationale typically earns only half the allocated mark for that point. Use a numbered format: '1. [Step]. Rationale: [Why].' This makes it easy for the examiner to see that you have addressed both requirements.

Model Answer

1. Use strict sterile (surgical aseptic) technique throughout the procedure. Rationale: The urinary tract is sterile; any break in sterile technique introduces pathogens and causes catheter-associated urinary tract infection (CAUTI), the most common healthcare-associated infection. 2. Inflate the balloon ONLY after urine flows freely from the catheter. Rationale: Urine flow confirms that the catheter tip is inside the bladder, not in the urethra. Inflating the balloon in the urethra causes severe urethral trauma and pain. 3. Keep the drainage bag below the level of the bladder at all times and maintain a closed drainage system. Rationale: Positioning the bag below bladder level prevents backflow of urine by gravity, which would introduce bacteria into the bladder. A closed system prevents environmental contamination. Additionally, remove the catheter as early as clinically possible, as duration of catheterization is the single greatest risk factor for CAUTI.

Question Type

short_answer

Answer Structure

• Step 1: Sterile technique + rationale (prevents CAUTI) [1 mark]
• Step 2: Inflate balloon only after urine flows + rationale (confirms bladder placement, prevents urethral trauma) [1 mark]
• Step 3: Bag below bladder level, closed system + rationale (prevents backflow/contamination) [1 mark]

Scoring Breakdown

Common Mark Deductions

• Listing steps without rationale when the question specifically asks 'provide rationale for each'
• Writing 'clean technique' instead of 'sterile technique' for urinary catheterization — this is a critical error
• Forgetting the balloon inflation safety rule (inflate only after urine flows), which is one of the highest-yield catheter points on the NLE

Key Phrases To Include

• sterile technique
• surgical asepsis
• urine flows freely
• balloon inflation
• CAUTI
• closed drainage system
• below bladder level
• backflow

Marks

2

Topic

Enteral Tube Feeding

Difficulty

medium

Template Id

T8

Examiner Tip

The auscultation 'whoosh test' vs. pH testing is a classic NLE question. The correct answer is ALWAYS pH testing for bedside verification and X-ray as the gold standard. Any answer that promotes auscultation as reliable will lose marks. This reflects current evidence-based practice.

Model Answer

Before initiating any tube feeding or medication administration, the nurse verifies NG tube placement using the following methods: (1) Checking the pH of the gastric aspirate using pH paper — a gastric aspirate pH of ≤5 (acidic) indicates correct gastric placement. (2) Measuring and comparing the external tube length against the marked insertion point at the naris — if the tube has migrated, the external length will have changed. The gold standard for confirming NG tube placement, especially after initial insertion, is abdominal X-ray (radiograph), which provides definitive visualization of the tube tip location. The auscultation method ('whoosh test') is no longer recommended as the sole verification method because it is unreliable and can falsely suggest correct placement even when the tube is in the bronchus.

Question Type

short_answer

Answer Structure

• Point 1: Gastric aspirate pH ≤5 as bedside verification method [0.5 mark]
• Point 2: External tube length measurement as secondary check [0.5 mark]
• Point 3: Identify X-ray as the gold standard [0.5 mark]
• Point 4: State that auscultation ('whoosh test') alone is unreliable and no longer recommended [0.5 mark]

Scoring Breakdown

Common Mark Deductions

• Stating that the 'whoosh test' (auscultation of air) is the correct verification method — this is outdated and incorrect; writing this may cost you marks
• Forgetting to identify X-ray as the gold standard
• Not specifying pH ≤5 (just writing 'check the pH' without the threshold is incomplete)

Key Phrases To Include

• gastric aspirate pH
• pH ≤5
• acidic
• external tube length
• X-ray
• gold standard
• auscultation unreliable
• whoosh test not recommended

Marks

3

Topic

Basic Wound Care

Difficulty

hard

Template Id

T9

Examiner Tip

Evisceration is one of the highest-yield emergency wound care scenarios in the NLE. Remember the three non-negotiables: (1) NEVER push organs back, (2) MOIST sterile dressing, (3) LOW-Fowler's with knees flexed. These three points distinguish a full-mark answer from a partial answer.

Model Answer

Wound evisceration (protrusion of abdominal organs through the wound) is a surgical emergency requiring immediate intervention: Step 1: Do not attempt to push the organs back. Cover the exposed organs immediately with sterile gauze moistened with normal saline (sterile saline-soaked dressing) to keep the tissue moist and prevent desiccation, which causes tissue death. Step 2: Place the patient in low-Fowler's position with the knees gently flexed. This position reduces tension on the abdominal wound and prevents further evisceration. Step 3: Notify the surgeon (physician) immediately and prepare the patient for emergency surgical intervention. Keep the patient NPO (nothing by mouth), provide reassurance to reduce anxiety, monitor vital signs, and establish IV access as ordered. Do not leave the patient alone.

Question Type

short_answer

Answer Structure

• Step 1: Cover with sterile saline-moistened dressing — do not push organs in [1 mark]
• Step 2: Position in low-Fowler's with knees flexed and rationale [1 mark]
• Step 3: Notify surgeon immediately, keep NPO, do not leave patient, monitor vitals [1 mark]

Scoring Breakdown

Common Mark Deductions

• Writing 'push the organs back gently' — this is absolutely wrong and dangerous; this answer will score zero for that step
• Writing 'high-Fowler's' position — the correct position is LOW-Fowler's with knees flexed to reduce abdominal tension
• Using dry gauze instead of saline-moistened gauze — exposed organs must be kept moist
• Forgetting to identify this as a surgical emergency requiring immediate surgeon notification

Key Phrases To Include

• surgical emergency
• sterile saline-moistened dressing
• do not push back
• low-Fowler's
• knees flexed
• notify surgeon immediately
• NPO
• do not leave patient

Marks

5

Topic

Fluid Intake and Output

Difficulty

hard

Template Id

T10

Examiner Tip

For 5-mark long answers in Fundamentals of Nursing, use the NURSING PROCESS as your structural framework: Assessment → Diagnosis (NANDA) → Planning/Interventions → Evaluation. This structure guarantees you cover all required components and shows the examiner that you think like a professional nurse. Use headings (I, II, III, IV) to organize your answer — this makes it easy for the examiner to locate each component and award marks.

Model Answer

DEFINITION: Fluid volume deficit (FVD), also termed dehydration, occurs when the body loses more fluid than it takes in, resulting in decreased intravascular, interstitial, or intracellular fluid. It is a priority nursing concern addressed under Maslow's physiologic needs — the first tier of the hierarchy. NANDA nursing diagnosis: Deficient Fluid Volume related to insufficient fluid intake or excessive fluid loss as evidenced by assessment findings below. I. ASSESSMENT FINDINGS (Signs and Symptoms): Subjective: patient reports thirst, weakness, and dizziness. Objective: dry mucous membranes; decreased skin turgor (skin 'tents' when pinched); concentrated, dark amber urine with specific gravity >1.030; decreased urine output (<30 mL/hr); rapid, weak pulse (tachycardia); hypotension, especially postural hypotension; sunken eyes; weight loss (sudden weight loss of 1 kg = approximately 1 liter of fluid lost); elevated hematocrit and serum sodium (hemoconcentration). II. NURSING INTERVENTIONS: 1. Monitor and record accurate fluid intake and output (I&O) every 8 hours or per protocol to track fluid balance. 2. Administer oral fluids as tolerated or IV fluids as ordered (e.g., isotonic 0.9% NaCl or Lactated Ringer's for replacement therapy). 3. In the community setting, promote oral rehydration. For pediatric patients with acute diarrhea, implement DOH protocol: oral rehydration solution (ORS) plus zinc supplementation. 4. Weigh the patient daily at the same time, on the same scale, in similar clothing. Daily weight is the MOST ACCURATE indicator of fluid status — a change of 1 kg corresponds to approximately 1 liter of fluid. 5. Monitor vital signs regularly — tachycardia and hypotension are early signs of significant dehydration. 6. Assess skin turgor and mucous membrane moisture every shift. 7. Monitor laboratory values: serum electrolytes (sodium, potassium), BUN, creatinine, and hematocrit for signs of hemoconcentration. 8. Provide mouth care frequently to maintain mucous membrane comfort. 9. Identify and address the underlying cause (e.g., diarrhea, vomiting, inadequate oral intake). III. MOST ACCURATE INDICATOR: Daily body weight is the most accurate and objective indicator of fluid status. A gain or loss of 1 kg of body weight represents a gain or loss of approximately 1 liter of fluid. Weighing must be performed consistently: same time of day (preferably morning after voiding), same scale, similar clothing or hospital gown. IV. EVALUATION: The nurse evaluates the effectiveness of interventions when the patient demonstrates: moist mucous membranes, urine output ≥30 mL/hr, stable vital signs within normal limits, and body weight returning toward baseline.

Question Type

long_answer

Answer Structure

• Part I: NANDA nursing diagnosis with correct PES format [1 mark]
• Part II: At least 5 correct assessment findings (subjective and objective) [1 mark]
• Part III: At least 4 correct and rationale-supported nursing interventions [1.5 marks]
• Part IV: Correctly identify daily weight as the most accurate fluid status indicator with explanation [1 mark]
• Part V: State evaluation criteria / expected outcomes [0.5 mark]

Scoring Breakdown

Common Mark Deductions

• Not using the NANDA nursing diagnosis term — writing 'dehydration' without the formal nursing diagnosis loses the diagnosis mark
• Listing signs and symptoms without organizing into subjective and objective findings
• Stating that urine color is the most accurate indicator of fluid status — daily weight is the MOST ACCURATE; urine color is only a subjective indicator
• Giving interventions without rationale in a 5-mark long answer — rationale is expected at this mark level
• Forgetting the evaluation section in a long-answer nursing process question

Key Phrases To Include

• Deficient Fluid Volume
• NANDA
• dry mucous membranes
• decreased skin turgor
• urine output <30 mL/hr
• daily weight
• 1 kg = 1 liter
• most accurate indicator
• I&O monitoring
• tachycardia
• hypotension
• ORS
• DOH protocol

Marks

5

Topic

Enteral Tube Feeding

Difficulty

hard

Template Id

T11

Examiner Tip

Procedure questions at the 5-mark level must be organized by phases (Before/During/After or Pre/Intra/Post). This structure ensures you earn marks systematically and do not omit any phase. Each phase is worth approximately equal marks, so even if you are uncertain about one phase, organize the others clearly to earn partial credit.

Model Answer

DEFINITION: A nasogastric (NG) tube is a flexible tube passed through the nose, down the esophagus, and into the stomach for purposes of feeding, medication administration, gastric decompression, or specimen collection. I. BEFORE INSERTION (Pre-procedure): 1. Verify the physician's order and assess the patient's condition (level of consciousness, nasal patency, gag reflex, allergies). 2. Explain the procedure to the patient to obtain informed consent and reduce anxiety. 3. Gather equipment: NG tube of appropriate size, lubricant, pH paper, tape, drainage bag or syringe. 4. Position the patient in HIGH-FOWLER'S position (head of bed elevated 45–90°) to facilitate passage and reduce aspiration risk. 5. Measure the tube using the NEX method: from the Nose tip → Earlobe → Xiphoid process. Mark this point on the tube with a pen or tape — this is the estimated depth of insertion. 6. Lubricate the tip of the tube with a water-soluble lubricant. II. DURING INSERTION: 1. Insert the tube through the more patent naris, aiming toward the back of the throat (posterior nasopharynx). 2. Instruct the patient to FLEX THE HEAD FORWARD (chin to chest) and swallow or sip water through a straw as the tube is advanced. Head flexion closes the trachea and opens the esophagus, guiding the tube into the correct passage. 3. Advance the tube slowly to the marked NEX measurement. 4. SAFETY: If the patient coughs excessively, chokes, gags severely, becomes cyanotic, or shows signs of respiratory distress, the tube may have entered the airway — WITHDRAW IMMEDIATELY, allow the patient to rest, and reattempt after stabilization. 5. NEVER force the tube — resistance indicates obstruction. III. AFTER INSERTION (Post-procedure): 1. VERIFY PLACEMENT before any use: a. Aspirate gastric contents and check pH — a pH of ≤5 confirms gastric placement. b. Measure the external tube length and compare to the NEX measurement. c. Obtain an abdominal X-ray for definitive confirmation (gold standard) after initial insertion. 2. Secure the tube to the nose and cheek using hypoallergenic tape. Avoid pressure on the naris to prevent skin breakdown. 3. Document: tube size, naris used, NEX measurement, placement verification method, patient tolerance, and gastric aspirate characteristics. 4. Instruct the patient not to pull or manipulate the tube. 5. Reassess placement before each feeding or medication administration.

Question Type

long_answer

Answer Structure

• Before: NEX measurement method, high-Fowler's position, equipment preparation, patient explanation [1.5 marks]
• During: Head flexion rationale, swallowing instruction, safety — withdraw if coughing/cyanosis [1.5 marks]
• After: pH verification (≤5), external length check, X-ray as gold standard, securing tube, documentation [2 marks]

Scoring Breakdown

Common Mark Deductions

• Describing NEX as 'Nose-Ear-Sternum' — the correct landmark is the Xiphoid process, not the sternum
• Saying the patient should hyperextend the neck during insertion — this OPENS the airway and increases risk of tracheal intubation; the correct action is HEAD FLEXION FORWARD
• Stating auscultation alone confirms placement — this is no longer recommended as the sole method
• Omitting the three-phase structure (before/during/after) which is the expected organizational format for a 5-mark procedure question

Key Phrases To Include

• NEX method
• nose-earlobe-xiphoid
• high-Fowler's
• chin to chest
• head flexion
• pH ≤5
• X-ray gold standard
• withdraw immediately if coughing
• hypoallergenic tape
• document

Marks

3

Topic

Nutrition

Difficulty

easy

Template Id

T12

Examiner Tip

The trio 'Protein, Vitamin C, Zinc' appears so frequently on the NLE that you must memorize it as a set. When answering, always pair the nutrient with its specific mechanism — 'protein → collagen synthesis,' 'Vitamin C → collagen cross-linking,' 'Zinc → cell division.' This shows conceptual understanding, not just memorization.

Model Answer

Three nutrients essential for wound healing are: 1. Protein (4 kcal/g): Protein is essential for cellular proliferation, collagen synthesis, and tissue repair. Protein deficiency significantly impairs wound healing, increases infection risk, and delays scar formation. Patients with wounds or post-surgical patients have increased protein requirements. 2. Vitamin C (Ascorbic acid): Vitamin C is required for collagen synthesis and cross-linking, which provides tensile strength to healing wounds. It also supports the immune response and enhances resistance to infection. Deficiency causes impaired collagen formation and delayed wound closure. 3. Zinc: Zinc is a trace mineral that plays a critical role in cell division, protein synthesis, and immune function. It is essential for the proliferative phase of wound healing. In the Philippines, zinc is also used in DOH protocol for management of pediatric diarrhea due to its role in mucosal repair.

Question Type

short_answer

Answer Structure

• Nutrient 1: Protein — states its role in collagen synthesis and tissue repair [1 mark]
• Nutrient 2: Vitamin C — states its role in collagen synthesis and immune support [1 mark]
• Nutrient 3: Zinc — states its role in cell division, protein synthesis, immune function [1 mark]

Scoring Breakdown

Common Mark Deductions

• Listing the nutrient without explaining its specific role in wound healing — each mark requires both the nutrient AND its role
• Writing 'calcium' or 'iron' as wound-healing nutrients — while important minerals, the three classic wound-healing nutrients for NLE are protein, Vitamin C, and zinc
• Confusing the role of Vitamin C with Vitamin K (Vitamin K is for clotting, not wound healing collagen synthesis)

Key Phrases To Include

• protein
• collagen synthesis
• tissue repair
• Vitamin C
• ascorbic acid
• zinc
• cell division
• immune function
• proliferative phase

Marks

3

Topic

Oxygenation

Difficulty

hard

Template Id

T13

Examiner Tip

The COPD-oxygen question is a perennial NLE favorite. The key teaching point: COPD patients are hypoxic-drive breathers (not CO₂-drive like normal patients), so excessive oxygen removes their breathing stimulus. The answer must include: Venturi mask, 88–92% target, hypoxic drive mechanism, and the warning against both over- and under-oxygenation.

Model Answer

Device: The nurse should use a Venturi mask for a COPD patient requiring oxygen therapy. The Venturi mask delivers a precise, fixed, and controlled FiO₂ (e.g., 24%, 28%, 31%) regardless of the patient's breathing pattern or flow rate, which is critical in COPD management. Rationale: COPD patients are chronic CO₂ retainers who depend on low oxygen levels (hypoxic drive) as their primary stimulus for breathing, since their chemoreceptors have become desensitized to chronically elevated CO₂. Target SpO₂: The target SpO₂ for COPD patients is 88–92% (lower than the normal adult target of 95–100%), titrated using the lowest effective flow rate. Danger of excessive oxygen (oxygen-induced hypercapnia / Haldane effect): Administering high-flow oxygen to a COPD patient can blunt the hypoxic respiratory drive, leading to respiratory depression, carbon dioxide retention (hypercapnia), respiratory acidosis, and potentially respiratory arrest. However, oxygen should never be withheld from a severely hypoxic COPD patient — the risk of hypoxia outweighs the risk of CO₂ retention; it must simply be carefully titrated.

Question Type

short_answer

Answer Structure

• Point 1: Identify Venturi mask and explain why (precise FiO₂) [1 mark]
• Point 2: State target SpO₂ of 88–92% for COPD [0.5 mark]
• Point 3: Explain the danger of excessive oxygen — suppression of hypoxic drive, CO₂ retention, respiratory depression [1 mark]
• Point 4: State that oxygen should not be withheld from hypoxic patient — titrate carefully [0.5 mark]

Scoring Breakdown

Common Mark Deductions

• Recommending a non-rebreather mask for COPD — this delivers very high FiO₂ (up to 95%) and is dangerous for CO₂ retainers
• Stating that oxygen should be completely withheld from COPD patients — this is incorrect and dangerous; oxygen must be titrated, not withheld
• Writing target SpO₂ as 95–100% for COPD — this is the normal adult target, not the COPD target

Key Phrases To Include

• Venturi mask
• precise FiO₂
• COPD
• hypoxic drive
• CO₂ retainer
• 88–92%
• respiratory depression
• titrate
• hypercapnia

Marks

2

Topic

Basic Wound Care

Difficulty

medium

Template Id

T14

Examiner Tip

Use the mnemonic 'HIPM' (Hemostasis, Inflammatory, Proliferative, Maturation) to memorize the four phases in order. For 2-mark questions listing sequential phases, partial credit is awarded per correctly named and described phase, so write all four even if you are unsure of one.

Model Answer

Wound healing occurs in four overlapping sequential phases: (1) Hemostasis phase: immediately after injury, platelets aggregate and the coagulation cascade activates to form a clot and stop bleeding. (2) Inflammatory phase (days 1–5): characterized by vasodilation, increased capillary permeability, and migration of white blood cells (neutrophils, then macrophages) to the wound to remove debris and pathogens; the wound appears red, warm, swollen, and painful — this is normal and not infection. (3) Proliferative phase (granulation, day 3 – week 3): fibroblasts produce collagen, granulation tissue forms (healthy granulation tissue is beefy red and moist), and epithelial cells migrate across the wound surface (epithelialization). (4) Maturation/Remodeling phase (weeks to years): collagen fibers reorganize and cross-link to increase tensile strength; the scar matures and becomes lighter in color.

Question Type

short_answer

Answer Structure

• Phase 1: Hemostasis — clot formation, stops bleeding [0.5 mark]
• Phase 2: Inflammatory — WBC migration, vasodilation, redness/warmth [0.5 mark]
• Phase 3: Proliferative/Granulation — collagen formation, granulation tissue, epithelialization [0.5 mark]
• Phase 4: Maturation/Remodeling — collagen reorganization, tensile strength, scar formation [0.5 mark]

Scoring Breakdown

Common Mark Deductions

• Presenting phases out of order — the sequence (Hemostasis → Inflammatory → Proliferative → Maturation) must be correct
• Omitting the hemostasis phase — many students list only 3 phases starting with inflammatory
• Confusing normal inflammatory response with wound infection — redness, warmth, and swelling in the inflammatory phase are normal; purulent drainage and increasing redness indicate infection

Key Phrases To Include

• hemostasis
• inflammatory
• proliferative
• granulation
• maturation
• remodeling
• collagen
• fibroblasts
• epithelialization

Marks

2

Topic

Bowel Elimination

Difficulty

medium

Template Id

T15

Examiner Tip

Ostomy assessment questions always include one 'normal' component and one 'emergency' component. You need both to earn full marks. Think of the stoma like a healthy oral mucosa — it should look like the inside of your mouth (pink and moist). Any dusky, dark, or black color = no blood flow = call the doctor immediately.

Model Answer

A healthy stoma should appear PINK to RED in color and MOIST (like the mucosa of the inner cheek or lips). It may have minimal edema in the immediate postoperative period, which is normal. The stoma protrudes slightly above the skin surface and does not cause pain (stomas have no nerve endings). The nurse should also assess the peristomal skin for integrity, redness, or excoriation. IMMEDIATE REPORTING: A dusky, dark blue, purple, or black stoma is an emergency finding that indicates ischemia or necrosis of the stoma — the blood supply has been compromised. This must be reported to the physician immediately as surgical intervention may be required to save the stoma.

Question Type

short_answer

Answer Structure

• Point 1: Healthy stoma characteristics — pink/red color and moist texture [1 mark]
• Point 2: Abnormal finding requiring immediate reporting — dusky/dark/purple/black stoma indicating ischemia [1 mark]

Scoring Breakdown

Common Mark Deductions

• Stating a pale/white stoma is normal — a healthy stoma must be pink to red; pale indicates poor perfusion
• Writing 'dry stoma is normal' — the stoma must be moist
• Identifying a bleeding stoma as the emergency finding — while excessive bleeding is concerning, ischemia (dark/black color) is the most critical immediate finding that students must identify

Key Phrases To Include

• pink/red
• moist
• healthy stoma
• dusky
• dark/black stoma
• ischemia
• necrosis
• immediate reporting