Gastrointestinal Tract

Question 1

Lips

Answer 1

Aquire Food

Question 2

Tongue

Answer 2

Acquire food, taste, drink water, propel food to pharynx

Aids in chewing

Question 3

Teeth

Answer 3

Acquire food
grind and tear food
Defense
-breaks down food into smaller parts

Question 4

Pharynx

Answer 4

Directs food and water to esophagus

Back of throat - passageway for food/air in most species

Question 5

Esophogus

Answer 5

Passageway from mouth to stomach

Propels food to stomach

Question 6

Stomach

Answer 6

Mixes and stores food
Starts digestion process
Takes several hours to process

Question 7

Small intestine

Answer 7

Digestion and absorption of food
Can produce some enzymes
Absorption means absorption of nutrients

Question 8

Large Intestine

Answer 8

Absorption of water
Forms and stores feces
Allows for fermentation of non digestible material by bacteria

Question 9

Anus

Answer 9

Sphincter that controls defecation

Question 10

Pancreas

Answer 10

Exocrine portion provides digestive enzymes
- squirts it out into small intestine
Endocrine portion provides insulin
-excreted into blood stream

Question 11

Liver

Answer 11

Many functions including production of bile to digest fat
Also makes proteins, cholesterol, stores extra glucose as glycogen, filters blood of toxins, stores fat, converts ammonia to uria
-breakdown of medications
-makes clotting factors

Question 12

Gall Bladder

Answer 12

Stores bile from liver until it’s ready to be released into small intestines
-released when you eat a fatty meal

Question 13

Which organs produce digestive enzymes?

Answer 13

Salivary Glands
Stomach
Liver
Pancreas

Question 14

Fore gut fermenter

Answer 14

There is a sac of bacteria and protozoa that ferment and digest the cellulose before it enters the stomach, usually called a rumen.

Eg. Cow

Question 15

Hindgut fermenter

Answer 15

The fermentation by bacteria and protozoa occur in the large intestine (cecum and colon)

Eg. Horse and Rabbit

Question 16

Simple Stomach

Answer 16

Very little fermentation of cellulose

Question 17

Bile

Answer 17

Secretion of liver that aids in digestion.

Question 18

Cecum

Answer 18

Blind pouch portion of large intestine for fermentation of food

Question 19

Colon

Answer 19

Part of large intestine extending from cecum to rectum

Question 20

Anus

Answer 20

Distal opening of alimentary tract

Question 21

Coprophagia

Answer 21

Oral ingestion of fecal matter

Question 22

Duodenum

Answer 22

First portion of small intestine
Extending from plyoris of stomach to jejunum
Digestion and absorption of food takes place here

Question 23

Jejunum

Answer 23

Middle portion of small intestine

Moves fluid into ileum

Question 24

Ileum

Answer 24

The longest portion of the small intestine

Most of the food absorption takes place here

Question 25

Mesentery

Answer 25

Peritoneal fold that attaches intestine to dorsal abdominal wall

Question 26

Omentum

Answer 26

Fold of peritoneum overlying stomach and other visceral organs

Question 27

Salivary glands

Answer 27

Oral cavity glands that secrete saliva | Canines do not produce amylase

Question 28

Pyloris

Answer 28

Distal opening of stomach through which stomach contents enter duodenum

Question 29

Regurgitation

Answer 29

Backward flow of food

Question 30

Saliva

Answer 30

Dissolves/lubricates food to facilitate swallowing | Has digestive enzymes for carbohydrate digestion

Question 31

Sphincter

Answer 31

Ringlike muscle that closes natural opening

Question 32

Rectum

Answer 32

The final section of the large intestine, ending at the anus

Question 33

Laparotomy

Answer 33

Surgical incision of the abdominal cavity

Question 34

Biopsy

Answer 34

Examination of tissue removed from a living body to discover the presence, cause or extend of a disease

Question 35

Colonoscopy

Answer 35

Endoscopic examination of the large bowel

Question 36

Endoscope

Answer 36

A device used to look inside the body

Question 37

Lipase

Answer 37

Enzyme that breaks down fat

Question 38

Mouth

Answer 38

Receives food and produces saliva

Question 39

Defecation

Answer 39

The discharge of feces from the body

Question 40

Feces

Answer 40

Waste matter discharged from the bowels after food has been digested

Question 41

What enzymes are in the stomach

Answer 41

Protease | Pepsin

Question 42

The difference in acidity between dogs and humans and length of time in stomach

Answer 42

PH 1- very acidic - canine - kills bacteria better, some bone digestion PH 4-5- humans Food stays in dogs stomachs way longer than humans . It makes them feel full longer Moves faster though the intestines compared to humans Most digestion happens in dog stomach unlike humans which mostly happens in intestines

Question 43

Mandibular gland

Answer 43

Lower jaw gland

Question 44

Parotid gland

Answer 44

Above mandibular

Question 45

Zygomatic gland

Answer 45

Underneath the eye

Question 46

Sub lingual gland

Answer 46

Under the tongue

Question 47

What digestive enzyme do dogs secrete in their mouths

Answer 47

Lysozyme

Question 48

Protease

Answer 48

Produced by pancreas to digest proteins into amino acids for a form of energy

Question 49

Lipase

Answer 49

Breaks down fat

Question 50

Amylase

Answer 50

Breaks down starches

Question 51

Where is the pancreas located

Answer 51

Inbetween stomach and small intestine

Question 52

Vomiting

Answer 52

Forcible ejection of stomach contents

Question 53

Diarrhea

Answer 53

Usually considered as looser stool Lack of control or more frequent movements Technically increase in stool weight due to water

Question 54

Regurgitation

Answer 54

Passive backflow of food after eating