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What compensatory changes occur when a person moves from a supine position to a standing position?

What compensatory changes occur when a person moves from a supine position to a standing position?

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A. Decreased heart rate
B. Increased contractility
C. Decreased total peripheral resistance (TPR)
D. Decreased cardiac output
E. Increased PR intervals
Asked by Brigham, Last updated: Jan 20, 2020

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Block 3 Cardio Physio BRS

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2 Answers

Christian Jackson

Christian Jackson, Content Developer, Austin

Answered Oct 15, 2018

The argument for standing vs. prone restraint has been debated. When suddenly standing, the pulse dramatically increases. Upon assuming the correct posture, blood tends to go to the vascular...Read More
 

John Smith

John Smith

Answered Sep 09, 2016

Increased contractility-when a person moves to a standing position, blood pools in the leg veins, causing decreased venous return to the heart, decreased cardiac output, and decreased arterial...Read More
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John Adney

John Adney

Replied on May 13, 2017

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