NUR 1030 EXAM 3 2025|BRAND NEW
ACTUAL EXAM QUESTIONS AND
VERIFIED SOLUTIONS|ALREADY
GRADED A+
Which nutrients provide energy? - CORRECT-ANSWER-carbohydrates,
fats, proteins
What does pursed-lip breathing do? - CORRECT-ANSWER-Reduces air
trapping and improves expiration (used in emphysema).
What is the oxygenation ratio of O₂ to CO₂ in ABG? - CORRECT-
ANSWER-2:1 (O₂ ~90 / CO₂ ~45 mmHg).
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What device provides the most precise O₂ concentration? - CORRECT-
ANSWER-Venturi mask.
What is an early sign of hypoxia? - CORRECT-ANSWER-Restlessness,
pale skin, rapid RR.
When are absent bowel sounds concerning? - CORRECT-ANSWER-Post-
op, narcotics, after 2 minutes of no sounds in all 4 quadrants.
Hemoglobin range (male/female)? - CORRECT-ANSWER-Male: 14-18;
Female: 12-16
Potassium lab value? - CORRECT-ANSWER-3.5-5.0 mEq/L.
Normal BMI range? - CORRECT-ANSWER-18.5-24.9