Exam 2 Key

Question 1

Passage of small molecules from lumen of gut through cells of GI tract to bloodstream

Answer 1

Absorption

Question 2

Breakdown of large molecules to simpler, smaller chemical compounds

Answer 2

digestion

Question 3

Movement of food from the mouth to the stomach

Answer 3

deglutition

Question 4

Seizing and conveying of food to the mouth

Answer 4

prehension

Question 5

Vertical movements of the jaw which crush the food particles between teeth

Answer 5

Mastication

Question 6

Engulfing of nutrients that takes place after birth

Answer 6

phagosytosis

Question 7

requires a carrier protein, but no energy is required

Answer 7

Facilitated diffusion

Question 8

High concentration to low where no energy is required

Answer 8

Passive Diffusion

Question 9

Against a concentration gradient that requires energy

Answer 9

Active Transport

Question 10

Lion is what type of animal?

Answer 10

Carnivore

Question 11

Horse is what type of animal?

Answer 11

monogastric herbivore

Question 12

rabbit is what type of animal?

Answer 12

monogastric herbivore

Question 13

giraffe is what type of animal?

Answer 13

ruminant

Question 14

goat is what type of animal?

Answer 14

Ruminant

Question 15

Deer is what type of animal?

Answer 15

ruminant

Question 16

Chicken is what type of animal?

Answer 16

Omnivore

Question 17

Coyote is what type of animal?

Answer 17

Carnivore

Question 18

Pig is what type of animal?

Answer 18

Omnivore

Question 19

List the three cell types in the stomach and the substance each synthesizes?

Answer 19

Neck - Mucin
Parietal - HCl
Chief - Pepsin(ogen)