Food Moves Along the Digestive Tract as the Result of Contractions

Question

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

Accepted Answer

Food moves along the digestive tract as the result of contractions by smooth muscle, which lines the walls of the digestive organs. Smooth muscle is not under voluntary control and is responsible for rhythmic contractions that help move food through the digestive system.