Exam 1

Question 1

Which nutrients are determinde by proximate analysis procedure?

Answer 1

CECAWN
Crude Protein
Ether extract
Crude fiber
Ash
Water
Nitrogen Free extract

Question 2

What is nutrition

Answer 2

The study of how the body uses the
nutrients in feed to sustain life and for productive
purposes.

Question 3

What are the 3 methods of feed analysis?

Answer 3

Chemical, Biological Microbiological

Question 4

How to calculate Dry matter

Answer 4

Initial vs after heat

Question 5

How to calculate crude protein

Answer 5

in feed % / %DM/100

Question 6

Which 3 nutrients contribute to the energy pool/TDN for livestock?

Answer 6

Crude Fiber/NFE, Crude protein, ether extract

Question 7

What is the function of water?

Answer 7

Lubricant, transport fluids, regulates body temperature

Question 8

Bile is produced in the __ and stored in the ___

Answer 8

Liver, gallbladder

Question 9

Role of Saliva

Answer 9

Fluid, lubricant, prevent corrosion of tissue lining

Question 10

Hydrochloric acid function

Answer 10

Denatures proteins (pepsinogen -> pepsin)
sterilizes stomach environment
Lowers PH into acidic environment

Question 11

Bile function

Answer 11

Furthers digestion
Raises pH so enzymes can work in better environment

Question 12

Pancreas function

Answer 12

Secretes pancreatic juice, enzymes, buffers

Question 13

Accessory organs

Answer 13

LPSG
Liver
Pancreas
Salivary glands
Gallbladder

Question 14

Crop function

Answer 14

Stores food

Question 15

Gizzard function

Answer 15

grinds feed

Question 16

In monogastric swine, __ is the organ where digestion takes place whereas __ is the organ where absorption takes place

Answer 16

duodenum
jejunum