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CRT/RRT Review #2 Exam Questions and Answers (Latest Update 2025)
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CRT/RRT Review #2 Exam Questions and Answers (Latest Update 2025)
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CRT/RRT Review #2 Exam Questions andAnswers (Latest Update 2025)
A patient receiving a nebulizer treatment with 3% saline
complains of shortness of breath. A respiratory therapist
should - Correct Answer ✅Discontinue therapy
A patient has been diagnosed with vocal cord polyps. Which
pulmonary function test would best evaluate degree of
impairment? - Correct Answer ✅Maximum expiratory flow-
volume curve (MEFV)
Equation for duration of flow for E cylinder? - Correct
Answer ✅(0.3 X PSI) / L per min
Which of the following will determine the aortic pulse
pressure?
A. systolic + diastolic + diastolic / 3
B. diastolic + pulse pressure / 3
C. systolic pressure - diastolic pressure
D. stroke volume x heart rate x 10 - Correct Answer
✅systolic pressure - diastolic pressure
A male infant born at 36 weeks gestation was delivered by
Cesarean section. The newborn is exhibiting signs of
respiratory distress including nasal flaring and mild
retractions. Physical examination reveals HR 160/min, RR
52/min, BP 60/40 mm Hg. The chest radiograph indicates
, CRT/RRT Review #2 Exam Questions and
Answers (Latest Update 2025)
some scattered densities. The respiratory therapist should
recommend
A. nasal CPAP at 5 cm H2O.
B. BiPAP ventilation.
C. 40% oxygen via hood.
D. arterial blood gases. - Correct Answer ✅arterial blood
gas
A patient in the intensive care unit has the following
hemodynamic measurements:
CVP: 6 mm Hg
Mean PAP: 13 mm Hg
PCWP: 7 mm Hg
MAP: 86 mm Hg
Cardiac output (QT): 4.0 L/min
Cardiac index (QI): 2.1 L/min/m2
What is the systemic vascular resistance? - Correct Answer
✅SVR = MAP - CVP / CO
86 - 6 = 80
= 20 mm
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