Circular muscles that control the flow of food and fluids between organs of the GI tract are called:
A) intestines.
B) sphincters.
C) contractions.
D) peristalsis.
E) villi.

Question

Quizplus · Accepted Answer

The circular muscles that control the flow of food and fluids between organs of the GI tract are called sphincters. This is because they act like a gatekeeper, allowing or preventing the flow of substances between different parts of the digestive system. The other options are not accurate descriptions of this type of muscle.

Circular Muscles That Control the Flow of Food and Fluids