Digestive System

Question 1

Bringing of swallowed food up again to the mouth

Answer 1

Regurgitation

Question 2

Physical and chemical breakdown of feeds as they pass through the gastrointestinal tract

Answer 2

Digestion

Question 3

Physical reduction of particle size (chewing)

Answer 3

Mastication

Question 4

Act of swallowing

Answer 4

Deglutition

Question 5

Accessory organs of digestive system (4)

Answer 5

Liver
Gallbladder
Pancreas
Salivary glands

Question 6

Major structures of digestive system

Answer 6

Oral cavity
Pharynx
Larynx
Esophagus
Stomach
Small intestines
Large intestines

Question 7

Used primarily for grinding food and mixing it with saliva

Answer 7

Oral cavity

Question 8

3 parts of teeth

Answer 8

Crown
Neck
Root

Question 9

Part of teeth that is embedded in the tooth socket

Answer 9

Root

Question 10

Part of teeth found at the gum line

Answer 10

Neck

Question 11

Part of teeth that protrudes above the gum line

Answer 11

Crown

Question 12

3 types of teeth growth

Answer 12

True teeth
Constantly growing teeth
Constantly erupting teeth

Question 13

Examples of constantly growing teeth

Answer 13

Tushes of pig & incisor teeth of rodents

Question 14

Teeth that do not possess a definite neck or root; grow from persistent active pulp

Answer 14

Constantly growing teeth

Question 15

Teeth that possesses extremely long root and no definite neck; filling in of bone pushes the teeth out of the socket to compensate for the wear; cheek teeth

Answer 15

Constantly erupting teeth

Question 16

All teeth are similar

Answer 16

Homodont dentition

Question 17

All teeth have gone differentiation - incisors, canine, molars, premolars

Answer 17

Heterodont dentition

Question 18

When several primitive cones come together to form one tooth

Answer 18

Bunodont dentition

Question 19

Example of bunodont dentition

Answer 19

Cheek teeth of a pig

Question 20

Animal with homodont dentition

Answer 20

Dolphin

Question 21

When the cones of teeth become ridges

Answer 21

Lophodont dentition

Question 22

High-crowned teeth extending past the gum line, providing extra wear and tear

Answer 22

Hypsodont teeth

Question 23

When the ridges of teeth becomes sharp

Answer 23

Selenodont dentition

Question 24

Foliate papillae are present in horse, pig, and dog, but not in:

Answer 24

Ruminants

Question 25

Most numerous of the lingual papillae

Answer 25

Filiform papillae

Question 26

One of the sparsely scattered elevations on the tongue, often considered to be modified filiform papillae

Answer 26

Conical papilla

Question 27

Common passage for food and air

Answer 27

Pharynx

Question 28

Muscular tube extending from the pharynx to the stomach

Answer 28

Esophagus

Question 29

3 divisions of esophagus

Answer 29

Cervical Thoracic Abdominal

Question 30

Muscular ring, separates the stomach from the esophagus

Answer 30

Cardiac sphincter

Question 31

Strong annular muscle, at the junction of the stomach and duodenum

Answer 31

Pyloric sphincter

Question 32

Allow the stomach volume to expand to accommodate meals

Answer 32

Gastric folds

Question 33

Depression created by deep infoldings of the columnar epithelium of the tunica mucosa

Answer 33

Gastric pits

Question 34

Covers the outer surface of the stomach

Answer 34

Serosa

Question 35

Layer of the stomach that contains vessels and nerves

Answer 35

Submucosa

Question 36

The smaller glandular portion of the stomach in the ruminant

Answer 36

Abomasum

Question 37

Honey comb; smallest section of stomach (ruminants); acts as a liquid reservoir to soften heavy matter in food

Answer 37

Reticulum

Question 38

Largest part of the adult stomach (ruminant); fermentation; a site of bacterial digestion and an organ of absorption

Answer 38

Rumen

Question 39

Grinds food more finely and absorb excess moisture (ruminant)

Answer 39

Omasum

Question 40

Grinds food more finely and absorb excess moisture (ruminant)

Answer 40

Omasum

Question 41

True stomach (ruminant); secretes gastric enzymes and hydrochloric acid

Answer 41

Abomasum

Question 42

Tube connecting the stomach to the cecum and large intestine

Answer 42

Small intestine

Question 43

Forms the mesentric part of the intestine

Answer 43

Jejunum

Question 44

Reabsorbs the water and electrolytes

Answer 44

Villi

Question 45

[ Crypt of lieberkuhn] secretes mucus for lubrication and protection

Answer 45

Goblet cells

Question 46

[ Crypt of lieberkuhn] secrete water and electrolytes

Answer 46

Enterocytes

Question 47

[ Crypt of lieberkuhn] secrete antimicrobial peptides

Answer 47

Paneth cells

Question 48

Cul de sac, blind sal situated between the ileum and great colon

Answer 48

Cecum

Question 49

Terminal part of the intestine and is found in the pelvic cavity

Answer 49

Rectum

Question 50

Terminal part of the alimentary tract; continuous with the skin

Answer 50

Anus

Question 51

Retracts the partial prolapse that the anus undergoes during defecation

Answer 51

Retractor ani

Question 52

Tethers the liver to the ventral midline

Answer 52

Falciform ligament

Question 53

Connecting the liver and proximal duodenum

Answer 53

Hepatoduodenal ligament

Question 54

Parts of the peritoneum connecting the stomach with other structures

Answer 54

Omentum

Question 55

Provides digestive enzymes, provides lubricative and cleansing functions

Answer 55

Salivary glands

Question 56

Largest gland in the body

Answer 56

Liver