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USMLE · Question #470
USMLE Question #470: Real Exam Question with Answer & Explanation
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Question
During a clinical study examining the effects of exercise, men between the ages of 20 and 30 years are evaluated during a 15-minute session on a treadmill. The average pulse for the last 2 minutes of the session is 175/min. During the last minute of exercise, various measurements are taken. Compared with the measurement before the session, which of the following is most likely to be decreased?
Options
- ACardiac output
- BOxygen consumption
- CPulse pressure
- DStroke volume
- ESystolic blood pressure
- FTotal peripheral resistance
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