Pre Lab 7

The end products of digestion of carbohydrates are ________.

monosaccharides

Fat digestion results in ________.

monoglycerides and fatty acids

B

esophagus

D

duodenum

G

gallbladder

A

Tongue

B

Esophagus

C

liver

F

small intestine

The digestive function of the liver is to ________.

produce bile

A tooth consists of two major regions, the crown and the __________.

root

The crown of the tooth is covered by ________, the hardest substance in the body.

enamel

The alimentary canal is also called the ________.

gastrointestinal (GI) tract

The myenteric plexus is associated with this tunic of the alimentary canal.

muscularis externa

F

uvula

A

trachea

B

Epiglottis

C

Tongue

D

Oral cavity

E

Hard palate

G

Oropharynx

H

esophagus

C

Root

G

cementum (cement)

I

periodontal ligament

H

root canal

E

serosa

D

Muscularis externa

C

Submucosa

B

fundus

C

Body

A

Cardia

D

Rugae (gastric folds)

E

greater curvature

F

pyloric antrum

G

pyloric sphincter

H

lesser curvature

J

tenia coli

A

transverse colon

B

Ileum

C

Ascending colon

D

Cecum

E

Rectum

F

Anal canal

G

sigmoid colon

I

descending colon

H

haustrum

Bile ________.

emulsifies fat, keeping tiny fat droplets suspended in the aqueous contents of the gut

Which type of movement in the GI system propels food along the entire alimentary canal?

peristalsis

The walls of the alimentary canal share a common pattern from esophagus to anus. How many tunics (layers) make up the wall?

4

The tube that connects the oral cavity to the stomach is called the ________.

esophagus

The __________ is located on the left side of the abdominal cavity and is hidden by the liver and diaphragm.

stomach

How many total permanent teeth should an adult have, assuming none have been lost or removed?

32

Which of the following best describes the capillary wall structure found in the liver lobules?

The capillary walls have openings that allow large proteins and small cells to pass through.

A

crown

The dental formula for the permanent teeth indicates two ________ and two ________ in both upper and lower quarters of the mouth.

incisors; premolars

This fat-digesting enzyme does the major work of digesting fats in the small intestine.

lipase

The pancreas produces this protein-digesting enzyme.

trypsin

This tunic of the GI tract is important for the secretion of enzymes and absorption of nutrients.

mucosa

D

enamel

H

root canal

Which type of movement in the GI system is primarily responsible for moving chyme back and forth, mixing it with digestive juices and promoting the absorption of nutrients?

segmentation

__________ occurs when small molecules pass through epithelial cells into the blood for distribution to the body cells.

absorption

This GI tract organ stores food temporarily, and continues the mechanical and chemical breakdown of food.

stomach

B

neck

The lining of the alimentary canal is a ________.

mucosa (mucous membrane)

The tube that leaves the stomach (and is the first part of the small intestine) is called the ________.

duodenum