Food Moves Along the Digestive Tract as the Result of Contractions

Question

Food moves along the digestive tract as the result of contractions by
A)cardiac muscle.
B)smooth muscle.
C)voluntary muscle.
D)striated muscle.
E)skeletal muscle.

Accepted Answer

Smooth muscle is found in the walls of the digestive tract and is responsible for moving food along through rhythmic contractions known as peristalsis. Cardiac, voluntary, striated, and skeletal muscles are not involved in this process.