Canine Digestive Tract

Question 1

The digestive tract includes

Answer 1

mouth, teeth, salivary glands, esophagus, stomach, small intestine, large intestine, pancreas, liver and gall bladder

Question 2

Adults have how many teeth?

Answer 2

42 adult teeth

Question 3

Puppies have how many teeth?

Answer 3

28 deciduous teeth

Question 4

Adult dog dental formula

Answer 4

2(I3/3 C1/1 P 4/4 M2/3)

Question 5

Puppy dental formula

Answer 5

2(i3/3 c1/1 p3/3)

Question 6

Canine teeth

Answer 6

there to grab/grasp and hold onto food

Question 7

Incisors

Answer 7

there to scrape meat off the bones

Question 8

Molars

Answer 8

there to crush

Question 9

Chewing

Answer 9

mastication

Question 10

Belching

Answer 10

eructation

Question 11

Swallowing

Answer 11

deglution

Question 12

Dogs cannot move what side to side

Answer 12

their jaw, fang teeth make it impossible

Question 13

The canine jaw joint is what kind of joint

Answer 13

Stiff hinge joint

Question 14

The jaws are fairly long compared to what?

Answer 14

The face

Question 15

What are some of the most powerful jaws in the canines body

Answer 15

The jaw muscles

Question 16

Bolus

Answer 16

food that goes from the mouth to the pharynx

Question 17

Epiglottis

Answer 17

prevents food from entering the airway when swallowing

Question 18

Canine Saliva

Answer 18

only process it serves is as a lubricant for swallowing

Question 19

Canine Stomach

Answer 19

Takes care of all the digestion, without any help from the saliva

Question 20

Canines use their teeth for what?

Answer 20

To cut food into pieces that are just about small enough to be swallowed and get through the esophagus and into the stomach

Question 21

Cardiac sphincter

Answer 21

the muscle that separates the esophagus from the stomach

Question 22

Many enzymes are produced by what?

Answer 22

The pancreas

Question 23

What lowers the pH level in a Canine’s stomach to 1 or 2?

Answer 23

A strong acid produced by the canines stomach

Question 24

What are enzymes extremely sensitive to?

Answer 24

pH

Question 25

Chemical digestion in the stomach does what?

Answer 25

Kill some bacteria, viruses, protozoa, fungi, and other potentially pathogenic organisms that may have entered with the food

Question 26

Peristaltic movements of the stomach do what?

Answer 26

Mix food with secretions and prepare it for entry into the small intestine

Question 27

Chyme

Answer 27

a thick, milky semi-liquid

Question 28

The small intestine is how many times the length of the animal

Answer 28

3.5

Question 29

The three segments of the small intestine are

Answer 29

The duodenum, jejunum and the ileum

Question 30

Length of the duodenum

Answer 30

10 inches

Question 31

Length of the jejunum

Answer 31

2.5 meters

Question 32

Length of the ileum

Answer 32

2 - 4 meters

Question 33

The pancreas secretes what?

Answer 33

Large amounts of bicarbonate salts

Question 34

Bicarbonate salts do what?

Answer 34

Neutralize acidic chyme and provide proper pH for pancreatic and intestinal enzymes

Question 35

Bile is?

Answer 35

Produced in the liver, stored in the gall bladder

Question 36

The primary function of bile is?

Answer 36

Emulsification of ingested fat and activation of certain lipases

Question 37

The liver converts what?

Answer 37

glycogen into sugars that the body can use for quick energy

Question 38

What two movements take place in the small intestine

Answer 38

Peristalsis and segmentation

Question 39

Peristalsis

Answer 39

A work like motion that moves chyme through the intestine

Question 40

Segmentation

Answer 40

contractions that help break the chyme down or moving materials back and forth to aid in mixing

Question 41

Cecum

Answer 41

A small pouch between the small and large intestine