Answer: Muscularis
Explanation:
The muscularis is responsible for the segmental contractions and peristaltic movements in the body. It is responsible for gut movement such as peristalsis. For example, when you are swallowing something, the muscularis tissue contracts to help push down the food into the stomach.
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They are combined because both professions pay a lot of money and both help to serve people.
Medical, therapeutic, and functional aspects of exercise