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n200080 [17]
3 years ago
8

What type of muscle is responsible for peristalsis?

Biology
1 answer:
Masteriza [31]3 years ago
5 0

In much of a digestive tract such as the human gastrointestinal tract, smooth muscle tissue contracts in sequence to produce a peristaltic wave, which propels a ball of food (called a bolus while in the esophagus and upper gastrointestinal tract and chyme in the stomach) along the tract.

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Genrish500 [490]

Answer:

The correct answer is option D. A and C.

Explanation:

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Lymphoid tissues or organs are the sites of the proliferation of the macrophages and lymphocytes. These structures also assist in furnishing surveillance points for lymphocytes and macrophages.  

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6 0
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andre [41]

Answer:

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Explanation: I'm pretty sure this is right. I hope this helps! :)

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