Gastrointestinal System

Question 1

How many incisors does a horse have in total?

Answer 1

12 incisors

Question 2

One entrinsic organ of gi system

Answer 2

Liver / pancreas

Question 3

5 stages of digestion

Answer 3

1. Ingestion
2. Digestion
3. Absorption
4. Metabolism
5. Excretion

Question 4

What’s ingestion

Answer 4

Food passing into body via mouth

Question 5

What’s digestion

Answer 5

breaking food/ nutrients down (carbs, proteins, fats, vitamins and minerals)

Question 6

What’s absorption?

Answer 6

Water and nutrients being passing to blood

Question 7

Metabolism

Answer 7

Nutrients converted into energy

Question 8

Excretion

Answer 8

Getting rid of waste via faeces and urine

Question 9

What are salivary glands

Answer 9

Paired glands, produce Sylvia

Question 10

What are ducts

Answer 10

Connect glands to oral cavity

Question 11

What is amylases

Answer 11

Chemical digestion of carbohydrates
Except for in carnivores

Question 12

Anatomy of stomach

Answer 12

Mucous membrane of stomach is folded into rugae and contains gastric pits

Question 13

What cell types do gastric pits contain

Answer 13

Goblet cells
Pairental cells
Chief cells

Question 14

Goblet cells

Answer 14

Secret mucus to lube food and protect stomach wall from acid

Question 15

Parietal cells

Answer 15

Secret hudrochrolic acid

Question 16

Cheif cells

Answer 16

Secrets pepsinogen

Question 17

What does the liver produce

Answer 17

Bile that emulsifies fats

Question 18

What does the pancreas produce

Answer 18

Bicarbonate a chemical that neutralises. Acidity
And produces protease, amylases and lipase

Question 19

Endocrine

Answer 19

Internal secretion- relating to a hormone being transported in blood stream to target organ

Question 20

Exocrine

Answer 20

Hormone realsed through a duct or ducts

Question 21

What does Small intestine do

Answer 21

Absorbes nutrients and water by diffusion and active transport
Breaks down products of digestion absorbed by villus

Question 22

What does the large intestine absorb

Answer 22

Water, vitamins and electrolytes

Question 23

What’s the large intestine split into

Answer 23

Caecum, colon and rectum

Question 24

What do birds have in the gi that’s unusual

Answer 24

A crop ( acts as a food storage chamber) some birds can produce crop milk
Proventriculus (acid secreting stomach)
Ventriculus (gizzard) grinds food
Cloaca

Question 25

Function on pancreas

Answer 25

Works in response to blood glucose levels

Question 26

3 hormones secreted from pancreas

Answer 26

Insulin
Glucagon
Somatostatin