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Reflexes in the Colon
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View the animation below, then complete the quiz to test your knowledge of the concept.





1Mass movements in the colon are stimulated by...
A)food in the stomach.
B)chyme in the duodenum.
C)feces in the rectum.
D)A and B
E)A, B, and C


2Mass movements of the colon are integrated by...
A)the enteric plexus.
B)parasympathetic reflexes.
C)local reflexes.
D)A and B
E)B and C


3Defecation is stimulated by...
A)the enteric plexus.
B)parasympathetic reflexes.
C)local reflexes.
D)A and B
E)B and C


4Defecation reflexes are stimulated by the presence of feces in the rectum.
A)True
B)False


5Mass movements of the colon propel its contents toward the rectum.
A)True
B)False





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