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Author Question: Which of the following statements accurately describes the act of defecation? A) Defecation ... (Read 202 times)

kellyjaisingh

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on: Jul 23, 2018
Which of the following statements accurately describes the act of defecation?
 
  A) Defecation refers to the emptying of the small intestine.
  B) Centers in the medulla and the spinal cord govern the reflex to defecate.
  C) When sympathetic stimulation occurs, the internal anal sphincter relaxes and the colon contracts sending fecal content to the rectum.
  D) Rectal distention leads to a decrease in intrarectal pressure, causing the muscles to stretch and thereby stimulating the defecation reflex.

Question 2

An immobile person has decreased movement of respiratory secretions. What condition is a greater risk as a result?
 
  A) respiratory tract infection C) greater thoracic expansion
  B) increased gas exchange D) increased respiratory rate


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mochi09

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Reply #1 on: Jul 23, 2018
Answer to Question 1

B

Answer to Question 2

A


kellyjaisingh

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Reply 2 on: Jul 23, 2018
Wow, this really help

vickyvicksss

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Reply 3 on: Yesterday
Gracias!

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