FOUNDATIONS OF NURSING EXAM REVIEW
EXAM 3 EXAMPREP 2026 GUARANTEED PASS
TESTED QUESTIONS AND SOLUTIONS
◉ Simple face mask. Answer: Delivers 40-60% oxygen @ 5-7 L/min
◉ Partial re-breather mask. Answer: Delivers 60-90% oxygen at 6-
10 L/min
◉ Nonreabreather mask. Answer: Delivers 95-100% oxygen at 10-
15 L/min
◉ Venturi mask. Answer: Delivers 24-40/50% oxygen @ 4-10 L/min
◉ Normal oxygen level. Answer: 95-100%
◉ Hypoxemia. Answer: Reduced oxygen levels in blood
◉ Clinical manifestations of hypoxia. Answer: Rapid pulse,
Rapid, shallow respirations and dyspnea,
Increased restlessness or light-headedness,
Flaring of the nares,
,Substernal or intercostal retractions,
Cyanosis
◉ Clubbed fingers. Answer: Occurs if patient goes without oxygen
for long periods of time
◉ Incentive spirometers. Answer: Measure the flow of air inhaled
through the mouthpiece
◉ Incentive spirometers are used to. Answer: Improve pulmonary
ventilation,
Counteract the effects of anesthesia,
Loosen respiratory secretions,
Facilitate respiratory gaseous exchange,
Expand collapsed alveoli
◉ Client teaching for using an incentive spirometer. Answer: Hold or
place spirometer in an upright position,
Exhale normally,
Seal lips tightly around mouthpiece,
Take in a slow, deep breath, hold for 2 seconds and increasing to 6
seconds,
Remove mouthpiece and exhale normally
, ◉ How much oxygen must be on before a humidifier can be used.
Answer: Over 4 L/min
◉ How much oxygen does a nasal cannula deliver. Answer: 2-6
L/min
◉ Which arteries supply oxygen to the heart. Answer: coronary
◉ What labs indicate a heart attack. Answer: CK and troponin
◉ Atherosclerosis. Answer: Buildup of fatty plaques within the
arteries
◉ Ischemia. Answer: Lack of blood supply
◉ Nonmodifiable risk factors for CVD. Answer: Heredity, age, gender
◉ Modifiable risk factors for CVD. Answer: Elevated serum lipid
levels, hypertension, cig smoking, diabetes, obesity, sedentary
lifestyle
EXAM 3 EXAMPREP 2026 GUARANTEED PASS
TESTED QUESTIONS AND SOLUTIONS
◉ Simple face mask. Answer: Delivers 40-60% oxygen @ 5-7 L/min
◉ Partial re-breather mask. Answer: Delivers 60-90% oxygen at 6-
10 L/min
◉ Nonreabreather mask. Answer: Delivers 95-100% oxygen at 10-
15 L/min
◉ Venturi mask. Answer: Delivers 24-40/50% oxygen @ 4-10 L/min
◉ Normal oxygen level. Answer: 95-100%
◉ Hypoxemia. Answer: Reduced oxygen levels in blood
◉ Clinical manifestations of hypoxia. Answer: Rapid pulse,
Rapid, shallow respirations and dyspnea,
Increased restlessness or light-headedness,
Flaring of the nares,
,Substernal or intercostal retractions,
Cyanosis
◉ Clubbed fingers. Answer: Occurs if patient goes without oxygen
for long periods of time
◉ Incentive spirometers. Answer: Measure the flow of air inhaled
through the mouthpiece
◉ Incentive spirometers are used to. Answer: Improve pulmonary
ventilation,
Counteract the effects of anesthesia,
Loosen respiratory secretions,
Facilitate respiratory gaseous exchange,
Expand collapsed alveoli
◉ Client teaching for using an incentive spirometer. Answer: Hold or
place spirometer in an upright position,
Exhale normally,
Seal lips tightly around mouthpiece,
Take in a slow, deep breath, hold for 2 seconds and increasing to 6
seconds,
Remove mouthpiece and exhale normally
, ◉ How much oxygen must be on before a humidifier can be used.
Answer: Over 4 L/min
◉ How much oxygen does a nasal cannula deliver. Answer: 2-6
L/min
◉ Which arteries supply oxygen to the heart. Answer: coronary
◉ What labs indicate a heart attack. Answer: CK and troponin
◉ Atherosclerosis. Answer: Buildup of fatty plaques within the
arteries
◉ Ischemia. Answer: Lack of blood supply
◉ Nonmodifiable risk factors for CVD. Answer: Heredity, age, gender
◉ Modifiable risk factors for CVD. Answer: Elevated serum lipid
levels, hypertension, cig smoking, diabetes, obesity, sedentary
lifestyle
