Comparative Digestion.3

Question 1

Monogastric-

Answer 1

single stomach, simple

Question 2

Ruminant-

Answer 2

multiple mixing/ fermentation- different stomach compartments

Question 3

Hind-Gut Fermenters-

Answer 3

single stomach, large caecum (LI)

Question 4

What are ruminants also named as?

Answer 4

foregut fermenters

Question 5

What happens during ruminant digestion?

Answer 5

rumination, process of regurgitation of cud from stomach
remastication of fibrous material (again)

Question 6

What is oesophagi made of?

Answer 6

striated muscle

Question 7

What order does food move along the ruminant digestive tract? (RRO+A)

Answer 7

Rumen, reticulum, omasum and abomasum

Question 8

Hind-Gut Fermenters-

Answer 8

large caecum- commensal microbes, breaksdown fibre

Question 9

Which enzyme does commensal microbes release?

Answer 9

cellulase breaks down cellulose

Question 10

What happens to cellulose if peristalsis stops?

Answer 10

pathogenic overgrowth of microbes

Question 11

How is vomiting less likely to happen in lagomorphs?

Answer 11

stronger cardiac spinchter

Question 11

Coprophagia?

Answer 11

consumption of faeces- maximises digestion/ absorption

Question 12

Where are peg teeth located?

Answer 12

behind maxillary incisors

Question 13

Diastema-

Answer 13

gap between incisors and premolars

Question 14

Malocclusion-

Answer 14

joining of maxillary incisors