| (Q.65) What is peristaltic movement? How helpful are they in human digestion? | | |
(Ans) The muscles of the food canal contract rhythmically. These movements are peristalsis and these movements push the food forward.
Showing posts with label What is peristaltic movement? How helpful are they in human digestion?. Show all posts
Showing posts with label What is peristaltic movement? How helpful are they in human digestion?. Show all posts
Thursday, April 25, 2013
What is peristaltic movement? How helpful are they in human digestion?
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