RCP 345 EXAM QUESTIONS AND

RCP 345 EXAM QUESTIONS AND

ANSWERS 100% SOLVED (Newest 2025) When an exercise blood gas is indicated, when should an arterial puncture be performed? - Correct Answers ✅Within 15 seconds of peak exercise A subject who has severe dyspnea on exertion performs a maximal exercise test with arterial line and exhaled gas analysis. The following data are obtained Maximal Exercise Predicted HR (beats/min) 163 171 O2 (L/min) 0.85 2.89 E(L/min) 23 96 PaO2 72 >85 PaCO2 41 <40 VD/VT 0.42 <0.25 SpO2 (%) 93 95 Which of the following diagnoses best fits these findings? - Correct Answers ✅Pulmonary hypertension How is increasing cardiac output achieved at moderate and high workloads? - Correct Answers ✅Increasing heart rate Which of the following are indications for terminating a cardiopulmonary exercise test?

• Progressive chest pain (angina)
• A 2-mm downsloping ST depression 1 / 3

RCP 345 EXAM QUESTIONS AND

ANSWERS 100% SOLVED (Newest 2025)

• Tachycardia >160 beats/min
• Monitoring system failure - Correct Answers ✅1, 2, and

4 A subject has the following values measured by exhaled gas analysis at maximal exercise

FIO 20.21

FEO 20.16

FECO 20.04

E 33.0 L (STPD)

What is the subject's O2 in liters per minute (STPD)? - Correct Answers ✅1.74 What does the term phase delay pertain to? - Correct Answers ✅Alignment of the gas analyzer with the flow signal To perform breath-by-breath exhaled gas analysis to determine O2, which of the following is necessary? - Correct Answers ✅Phase delay of the gas analyzer must be determined Which statement describes cardiac output during exercise in healthy adult subjects? 2 / 3

RCP 345 EXAM QUESTIONS AND

ANSWERS 100% SOLVED (Newest 2025)

• At low workloads, both SV and HR contribute to increased

output.

• It can increase up to 10 to 15 L/min at maximal exercise.
• It increases linearly with increasing workload (O2).
• It changes only slightly above the anaerobic threshold. -

Correct Answers ✅1 and 3 Which combination of gases would be most appropriate to check the linearity of the oxygen analyzer used for exhaled gas analysis during exercise? - Correct Answers ✅Room air, 15% O2, 24% O2 Which of the following affects the amount of work performed during treadmill exercise?

• Slope of the treadmill walking surface
• Speed of the treadmill belt
• Height of the subject
• Body weight of the subject - Correct Answers ✅1, 2, and

4 What will typically happen to the end-expiratory lung volume during exercise in subjects with COPD? - Correct Answers ✅Increase

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