Digestive System, Part 2

What was the unique condition of Alexis St. Martin that allowed for groundbreaking research?

• He had a rare digestive enzyme.

• He could digest food faster than normal.

• He had a photographic memory of what he ate.

• He survived a severe stomach wound that didn't fully heal.

What is the name of the ball of chewed food prepared for swallowing?

• Bolus

• Acid

• Enzyme

• Chyme

What starts the process of digestion in the mouth?

• The stomach acids beginning to work.

• The mechanical and chemical breakdown of food.

• The immediate absorption of nutrients.

• The cooling down of food to body temperature.

Which cells in the stomach release hydrochloric acid?

• G-cells

• Parietal cells

• Mucous cells

• Chief cells

What triggers the cephalic phase of gastric regulation?

• The sight, smell, taste, or thought of food

• The presence of food in the stomach

• The release of bile from the liver

• The absorption of nutrients in the small intestine