Stomach

Question 1

Food on entering the stomach is mixed with secretions from what?

Answer 1

The gastric glands

Question 2

The gastric glands contain 3 types of cells:

Answer 2

Mucosal (neck) cells
Chief cells
Parietal cells

Question 3

The mucosal (neck) cells secrete what?

Answer 3

Mucus and gastrin

Question 4

What cells PRODUCE gastrin?

Answer 4

G cells

Question 5

What does gastrin do?

Answer 5

Stimulates gastric secretions

Question 6

Chief cells produce what?

Answer 6

pepsinogen

Question 7

Pepsinogen is activated to from what?

Answer 7

pepsin

Question 8

What activates pepsinogen to form pepsin?

Answer 8

Hydrochloric acid (HCl)

Question 9

Pepsin is necessary to digest what?

Answer 9

protein

Question 10

The parietal cells secrete what?

Answer 10

HCl and Intrinsic factor (IF)

Question 11

HCl will destroy what?

Answer 11

Many bacteria

Question 12

Intrinsic Factor is necessary for what?

Answer 12

Absorption of Vitamin B12

Question 13

Where is the absorption of Vitamin B12?

Answer 13

Terminal ileum

Question 14

What cells release histamine?

Answer 14

Mast cells

Question 15

What is the mixture of food and gastric secretions called?

Answer 15

chyme