DIGESTION PP P2

Question 1

Folds in the stomach disappear as the

Answer 1

stomach fills to an approximate volume of one liter

Question 2

Epithelial lining of the stomach has millions of ____, which lead to ____

Answer 2

gastric pits, which lead to gastric glands

Question 3

Gastric glands secrete ___and ___

Answer 3

hydrochloric acid and pepsin

Question 4

Pepsin is a hydrolytic enzyme that acts on___ to produce____

Answer 4

proteins to produce peptides

Question 5

At low pH from secreted hydrochloric acid

pepsin uses ___ to form___

Answer 5

protein, peptides

Question 6

After food mixes with the gastric juices the food material becomes

Answer 6

chyme

Question 7

Junction between the stomach and the small intestine is controlled by a

Answer 7

sphincter

Question 8

When the sphincter relaxes, a small quantity of chyme passes into the

Answer 8

small intestine

Question 9

1st segment in the small intestine is

Answer 9

duodenum

Question 10

The next destination of the chyme leaving the stomach where chyme mixes with secretions from the___ and the ___

Answer 10

liver and the pancreas

Question 11

2nd and 3rd segments in the small intestine are the

Answer 11

Jejunum and Ileum

Question 12

Epithelial cells of the small intestine also produce digestive enzymes, and with all these secretion the process of

Answer 12

food digestion is completed in the small intestine

Question 13

At basic pH, after the acidic chyme is neurtalized by sodium bicarbonate
pancreatic amylase

	starch        	to \_\_\_\_

Answer 13

maltose

Question 14

At basic pH, after the acidic chyme is neurtalized by sodium bicarbonate
Maltase

maltose 	                to\_\_\_

Answer 14

glucose + glucose

Question 15

trypsin

protein to ___

Answer 15

peptides

Question 16

peptidases

peptides to____

Answer 16

amino acids

Question 17

Lipase

	Fats and Oils        	 							glycerol to\_\_\_

Answer 17

tri-glycerides and then to mono-glycerides

Question 18

absorption of nutrients takes place through?

Answer 18

the wall of the small intestine.

Question 19

ridges on the surface of the small intestine, which contain even smaller ridges called microvilli are

Answer 19

villi

Question 20

Villi greatly increase the___

Answer 20

surface area for absorption

Question 21

Each villus contains_____

Answer 21

blood capillaries and a lymphatic capillary (lacteal)