8
QuizMultiple Choice

The Digestive System

Question 8 • Biology - SC3209 IC

Which statement best describes peristalsis?

Answer
A
Peristalsis is a voluntary, two-way movement.
B
Peristalsis moves the food along the digestive tract.
C
Peristalsis breaks down carbohydrates in the mouth.
D
Peristalsis absorbs water and nutrients.

Explanation

Peristalsis is the series of involuntary, wave-like muscle contractions that pushes food forward through the digestive tract. Therefore, the best description is that peristalsis moves food along the digestive tract. It does not break down carbohydrates in the mouth or absorb water and nutrients.

AI-written and checked against the verified answer.

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