Anatomy lab final- digestive system

gastrointestinal tract

-continuous, hollow, muscular tube that runs from mouth to anus

-lined with specialized mucosae

submandibular

what gland is this?

parotid

what gland is this?

sublingual

what gland is this?

lymphatic nodule/Peyer's patch

what is this?

capillary

what is this?

goblet cell

what is this?

microvilli

what is this?

1. segmentation

2. peristalsis

the two types of movements produced by contractions of the smooth muscle of the intestines

1. body

2. fundus

3. cardiac

4. pylorus

list four regions of stomach

1. HCL

2. pepsinogen

3. gastric lipase

4. intrinsic factor

the four main components of gastric juice

E

which of the following is a function of HCL in the stomach

a. activates pepsinogen

b. breaks down cell walls

c. kills most bacteria

d. denatures proteins in food

e. All of the above are functions of HCl.

intrinsic factor

without ___________ _______, vitamin B12 cannot be absorbed by the intestine

1. duodenum

2. jejunum

3. ileum

list three regions of small intestine

brush border

the microvilli of small intestine's epithelial cells form the ______ ________

1. water

2. salt

the large intestine absorbs which two things?

the main digestive enzyme producing organ

vagus

what nerve controls most of the smooth muscle contraction of digestion

1. pepsin

2. trypsin

3. chymotrypsin

4. carboxypeptidase

what are the four peptidases(enzymes that cleave proteins) of the GI tract

small intestine

list where in the GI tract the following nutrients are absorbed: monosaccharides, amino acids, fatty acids, nucleic acids

haustra

pockets or out touchings formed by contractions of taeniae coli musculature

micelles

bile salts that surround monoglycerides and free fatty acids to form tiny droplets

chylomicrons

Triglycerides combine with lipoproteins inside the intestinal epithelial cells to form

_________

lacteals

Chylomicrons exit the intestinal epithelial cells and then enter the _______ due to their large size

transverse

haustra

ascending

descending

appendix

cecum

sigmoid

esophagus

greater omentum

identify 1

lesser omentum

label 7

fundus

identify 2

cardia

Identify 1.

body

identify 3

pylorus

identify 4

greater curvature

identify 7

liver

produces bile

gallbladder

identify 21

hepatic duct

cystic duct

common bile duct

duodenum

identify 6

jejunum

identify 10

ileum

identify 9