A&P

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created 8 years ago by xpinkiiee
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1

Structure that suspends the small intestine from the posterior body wall

Mesentery

2

Fingerlike extensions of the intestinal mucosa that increase the surface area for absorption

villi

3

large collections of lymphoid tissue found in the submucosa of the small intestine

peyer's patches

4

deep folds of the mucosa and submucosa that extend completely or partially around the circumference of the small intestine

circular folds

5

regions that break down foodstuffs mechanically

oral cavity, stomach

6

mobile organ that manipulates food in the mouth and initiates swallowing

tongue

7

conduit for both air and food

pharynx

8

three structures continuous with and representing modifications of the peritoneum

greater omentum, ileoceal valve, lesser omentum

9

the gullet; no digestive/absorptive function

esophagus

10

folds of the gastic mucosa

rugae

11

sacculations of the large intestine

haustra

12

projections of the plasma membrane of a mucosal epithelial cell

microvilli

13

valve at the junction of the small and large intestines

ileoceal valve

14

primary region of food and water absorption

small intestine

15

membrane securing the tongue to the floor of the mouth

frenulum

16

absorbs water and forms feces

large intestine

17

area between the teeth and lips/cheeks

vestibule

18

wormlike sac that outpockets from the cecum

appendix

19

initiates protein digestion

stomach

20

structure attached to the lesser curvature of the stomach

lesser omentum

21

organ distal to the stomach

small intestine

22

valve controlling food movement from the stomach into the duodenum

pyloric valve

23

posterosuperior boundary of the oral cavity

soft palate

24

location of the hepatopancreatic sphincter through which pancreatic secretions and bile pass

small intestine

25

serous lining of the abdominal cavity wall

parietal peritoneum

26

principal site for the synthesis of vitamin K by microorganisms

large intestine

27

region containing two sphincters through which feces are expelled from the body

anus

28

bone supported anterosuperior boundary of the oral cavity

hard palate

29

differentiate between the colon and the large intestine

The Large Intestine extends from the Ileoceal valve to anus but the colon is part of the large intestine and is divided into ascending, descending, and sigmoid colon

30

How is the muscularis externa of the stomach modified? How does this modification relate to the function of the stomach?

1. It has a 3rd oblique muscle layer
2. vigorous churning occurs here

31

the tubelike digestive system canal that extends from mouth to the anus is known as the _____ canal or ____ tract

1. alimentary
2. digestive (GI) tract

32

Name the subdivision and functions of:
Serosa or adventitia

Sub: None
Function: Protection, anchoring, reduce friction

33

Name the subdivision and functions of:
Muscularis Externa

Sub: circular, longitudinal layers
Fun: churning, mixing

34

Name the subdivisions and functions of:
submucosa

Sub: None
Fun: protection

35

Name the subdivisions and functions of:
Mucosa

Sub: epithelium, lamina propria, muscularis mucosa
Fun: absorption, secretion