anatomy and physiology

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created 6 years ago by youngg
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1

mechanical digestion

breaks food into smaller pieces to increase the surface area for the action of enzymes

2

Chemical digestion

enzymes break down complex organics into simpler organics and inorganics;each enzyme is specific for the food it will digest.

3

Stomach

in upper left abdominal quadrant; a muscular sac that extends from the esophagus to the small intestine.

4

What Structural Layers of the alimentary tube

mucosa, sub-mucosa, external muscle layer, serosa

5

What is the Pharynx

food passageway from the oral cavity to the esophagus.

6

Esophagus

food passageway from pharynx to stomach

7

What is the Liver

consist of two lobes in the upper right and center of the abdominal cavity

8

where is the gallbladder located

on undersurface of right lobe of liver

9

Where is the pancreas located

in upper left abdominal quadrant between the duodenum and the spleen

10

Where is the small intestine located

coiled within the center of the abdominal cavity, extends from stomach to colon

11

Large Intestine

colon extends from the small intestine to the anus.

12

Ileocecal valve

at the junction of the cecum and ileum; prevents backup of fecal material into the small intestine.

13

gastrin

when food reaches the stomach, secretion of gastric juice is stimulated by the hormone.

14

gallbladder

bile is stored by the:

15

common bile duct

bile and pancreatic juices are carried to the duodenum by the

16

duodenum

bicarbonate pancreatic juice is important to neutralize hydrochloric acid that enters the:

17

absorption of nutrients

the capillary networks and lacteals in the villi of the small intestine are important for:

18

active transport

the absorption of amino acids and glucose into the capillary networks of the villi is accomplished by the process of:

19

stretching of the rectum

the stimulus for the defecation reflex is:

20

non-essential amino acids

by the process of transamination, the liver synthesizes the: