Question

What functions is served by the following :

(a)Gastric sphincter

(b) Anal sphincter

Answer 1

anal sphincter allows and check the urine to flow out of urinary bladder
gastric spinchter in gall bladder allows the secrection of bile

Answer 2

Gastric sphincter controls the movement of food from stomach to small intestine
WHILE
anal sphincter controls the movement of undigested food from large intestine to out of the alimentary canal.

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