Defecation a. is initiated by distension of the wall of the colon. b. depends on voluntary control of the external sphincter of the anus. c. depends on the motor impulses from sympathetic pathways. d.

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asked Oct 16, 2020 201k views

5 votes

Defecation

a. is initiated by distension of the wall of the colon.
b. depends on voluntary control of the external sphincter of the anus.
c. depends on the motor impulses from sympathetic pathways.
d. decreases pressure in the rectum.

Biology
college

Berry Tsakala asked

by Berry Tsakala

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Answer:

A. is initiated by distension of the wall of the colon

Step-by-step explanation:

not sure

Emaborsa answered Oct 21, 2020

by Emaborsa

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