Peristalsis is the
A. wavelike muscular contractions that propel food from one region of the GI tract to the next.
B. process of chewing food.
C. process of churning food in the stomach.
D. final muscular movement that results in the elimination of waste.
Question 2
Digestion refers to
A. the chemical breakdown of foods that happens in the mouth, esophagus, and stomach.
B. the breakdown of foods into a form that can be absorbed.
C. the transfer of nutrients from the small intestine into the blood.
D. the process of solid waste elimination.
An H II Region
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