QUESTIONS AND CORRECT ANSWERS (VERIFIED QUESTIONS AND
ANSWERS) | GUARANTEED PASS A+ [2025]
NUR 155 Exam 2
1. Which intervention helps prevent postoperative atelectasis?
A. Increase IV fluids
B. Encourage coughing and deep breathing
C. Restrict mobility
D. Reduce oxygen use
Answer: B
2. A patient with COPD receives oxygen therapy. Which flow rate is safest?
A. 1–2 L/min
B. 5–6 L/min
C. 10 L/min
D. 15 L/min
Answer: A
3. Which finding suggests fluid volume deficit?
A. Bounding pulses
B. Moist mucous membranes
C. Tachycardia
D. Decreased hematocrit
Answer: C
4. Droplet precautions require which PPE?
A. N95 mask
B. Surgical mask
C. Negative airflow room
D. Lead apron
Answer: B
2026 Graded A+ EXAM
,5. The nurse assessing lung sounds hears crackles. This indicates:
A. Upper airway obstruction
B. Fluid in alveoli
C. Bronchospasm
D. Collapsed lung
Answer: B
6. A patient using a walker should be taught to:
A. Step forward first
B. Move walker then weak leg
C. Move weak leg then walker
D. Move both legs together
Answer: B
7. Which diet supports wound healing?
A. Low protein
B. Low fat
C. High protein
D. High sodium
Answer: C
8. Primary action before giving a loop diuretic?
A. Auscultate bowel sounds
B. Check potassium
C. Assess blood glucose
D. Check skin turgor
Answer: B
9. The first step in the event of a fire is:
A. Extinguish flames
B. Activate the alarm
C. Rescue the patient
D. Close all doors
Answer: C
10. Best indicator of adequate oxygenation?
A. Pale skin
B. SpO₂ 96%
C. Respirations 26
2026 Graded A+ EXAM
, D. Heart rate 110
Answer: B
11. Which is a sign of hypoxia?
A. Confusion
B. Bradycardia
C. Warm skin
D. Slow breathing
Answer: A
12. A patient with C. difficile must use which type of hand hygiene?
A. Alcohol gel
B. Warm water only
C. Soap and water
D. No hand hygiene needed
Answer: C
13. Normal adult urine output per hour:
A. 10 mL
B. 30 mL
C. 50 mL
D. 100 mL
Answer: B
14. A patient unable to breathe lying down has:
A. Dyspnea
B. Orthopnea
C. Apnea
D. Tachypnea
Answer: B
15. Which is an early sign of infection?
A. Hypothermia
B. Cyanosis
C. Leukocytosis
D. Bradycardia
Answer: C
2026 Graded A+ EXAM