QUESTIONS – VERSION 3
ORIGINAL [QUESTIONS 1–100]
1. Which organ is primarily responsible for oxygen exchange?
A. Trachea
B. Bronchi
C. Alveoli
D. Diaphragm
Answer: C
2. Which vital sign change most strongly indicates infection?
A. Bradycardia
B. Hypotension
C. Elevated temperature
D. Decreased respiratory rate
Answer: C
3. A patient reports dizziness when standing. This suggests:
,A. Hypertension
B. Orthostatic hypotension
C. Hyperglycemia
D. Dehydration only
Answer: B
4. Which position best promotes lung expansion?
A. Supine
B. High Fowler’s
C. Side-lying
D. Trendelenburg
Answer: B
5. Which finding suggests dehydration?
A. Bounding pulse
B. Moist mucous membranes
C. Poor skin turgor
D. Weight gain
Answer: C
,6. Which electrolyte is most critical for cardiac rhythm?
A. Sodium
B. Calcium
C. Potassium
D. Chloride
Answer: C
7. Which intervention reduces aspiration risk?
A. Feeding quickly
B. Supine positioning
C. Chin-tuck method
D. Thin liquids
Answer: C
8. Which sign indicates hypoxia?
A. Pink skin
B. Confusion
C. Bradycardia
D. Hypothermia
, Answer: B
9. Which lab value reflects oxygen-carrying capacity?
A. Platelets
B. White blood cells
C. Hemoglobin
D. Sodium
Answer: C
10. Which condition increases risk for atelectasis?
A. Early ambulation
B. Deep breathing
C. Prolonged bed rest
D. Incentive spirometry
Answer: C
11. Which pulse site is best during cardiac arrest?
A. Radial
B. Brachial