The Large Intestine

Question 1

blind diverticulum at beginning of colon

Answer 1

cecum

Question 2

the cecum is inconspicuous in what kind of animals

Answer 2

carnivores

Question 3

the cecum is a large blind tube in what kind of animals

Answer 3

ruminants

Question 4

the cecum is huge in what kind of animals

Answer 4

horses

Question 5

three parts of the cecum

Answer 5

base
main body
apex

Question 6

_____ opens into cecum, colon or both (depending on species)

Answer 6

ileum

Question 7

four parts to the large intestine

Answer 7

cecum
colon
rectum
anus

Question 8

Answer 8

carnivore large intestine

Question 9

Answer 9

pig large intestine

Question 10

Answer 10

ruminant large intestine

Question 11

Answer 11

horse large intesting

Question 12

Answer 12

horse large intestine

Question 13

muscles form bulging sac-like structures

Answer 13

sacculations

Question 14

another name for sacculations

Answer 14

haustra

Question 15

how are sacculations formed

Answer 15

areas contract then relax > next area

Question 16

sacculations do what for the contents in the large intestine

Answer 16

prolong the time contents are there

Question 17

intestinal contents

Answer 17

ingesta

Question 18

what speed does ingesta travel

Answer 18

slowly

Question 19

ingesta must be thoroughly _______ to allow for _______ with _________ surface

Answer 19

mixed
contact
absorptive

Question 20

four different types of motility patterns

Answer 20

segmentation
peristalsis
antiperistalsis
mass movement

Question 21

slow waves in the Large Intestine are initiated by

Answer 21

pacemaker cells

Question 22

large intestine motility is under the influence of which nervous system

Answer 22

autonomic

Question 23

large intestine motility has alternating periods of ______ and _______

Answer 23

activity
rest

Question 24

depolarizing waves are sent toward _______ and _______ (periods of activity and rest)

Answer 24

stomach
rectum

Question 25

depolarizing waves sent toward stomach, creates __________ movements

Answer 25

antiperistaltic

Question 26

depolarizing waves sent toward rectum, creates __________ movements

Answer 26

peristaltic

Question 27

two functions of the large intestine

Answer 27

**absorption of water and ions **completion of carbohydrate or protein microbial digestion and absorption

Question 28

horse's fermentation center

Answer 28

Cecum (hindgut)

Question 29

“hindgut” is positioned _______ the stomach where __________digestion occurs

Answer 29

after enzymatic

Question 30

when chyme passes through the large intestine, most of what is absorbed

Answer 30

water

Question 31

what is left behind after water has been absorbed from chyme

Answer 31

feces

Question 32

what is stimulated when feces are transported to rectum

Answer 32

sensory receptors

Question 33

sensory receptors initiate what reflex

Answer 33

defecation

Question 34

sensory receptors tell the colon and rectum to do what

Answer 34

contract