Question

1. the food that is chewed and mixed with saliva before being swallowed is called chyme. true false 18) peristalsis is a series of muscle contractions that move food along the digestive tract. true false 19) the stomachs main job is to digest: sugar starch protein fat

Explanation:

1. The food chewed and mixed with saliva before swallowing is called a bolus. Chyme is the semi - fluid mass of partly digested food that is expelled by the stomach into the duodenum.
2. Peristalsis is indeed a series of wave - like muscle contractions that move food through the digestive tract.
3. The stomach's main job is to digest protein. Gastric juice in the stomach contains pepsin which breaks down proteins.

Answer:

1. False
2. True
3. Protein