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________ act as valves along the gastrointestinal tract to control the flow of food material.

Question 14 options:

Sphincters


Salivary glands


Circular muscles


Longitudinal muscles

User Anand Jha
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2 Answers

5 votes

Answer:

A. Sphincters

Step-by-step explanation:

User Tobek
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3 votes

Answer:

Sphincter

Step-by-step explanation:

A ring-like muscle that forms valves in the digestive system. There are 5 located in the digestive system.

User Farincz
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