NEET Zoology Digestion and Absorption Questions Solved

Waves of muscle contraction that move the intestinal content are:

(1) Caused by-contraction of skeletal muscle

(2) Regulated by liver secretions

(3) Called peristalsis

(4) Voluntary

Audio Explanation:

(3) Involuntary contractions generated by longitudinal and circular muscles is called as peristalsis. It occurs in oesophagus, stomach and intestine.

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