Animal Science Practicle

The frame score is a scoring system in cattle that ranges from  0 to 10. 

false

A cow that looks to be emaciated on physical evaluation having no palatable fat over her spine or ribs would receive a BCS of?

1

A cow that looks to be in good condition exhibiting a very spongy fat cover over her ribs, having a some fat around her vulva and crotch would receive a BCS of? 

7

When the outer edge of the flight zone is penetrated, the animal will begin to move away. 

true

Femininity is a must in females and will correlate to udder quality.

true

Structural correctness influences 

longevity and functionality

Frame scoring is a tool used to evaluate the mature skeletal size of an animal.

True

If your own body movements are in synch with the movement patterns of livestock, handling problems will be persist. 

false

Key principles of livestock behavior to keep in mind are ______ and _______.

flight zone and point of balance

feeder pig production

produces salable pigs for sale at roughly 40lbs

finisher operations

purchases pigs and feeds until time of slaughter

seedstock operations

produce breeding stock

farrow to finish operations

pigs are born in the same farm they are fed out. growing sector, decreases disease transmission

Breeding hogs should be evaluated on aspects of Reproductive soundness, skeletal soundness and growth alone. 

false

If an animal is balanced in maturity pattern it will be able to reach a productive size while maintaining a productive look. 

true

Breeding sows or replacements gilts should have fully developed vulvas and functional underlines (the outline of the underbody) with a minimum of six teats and preferably seven teats per side

true

Breeding Boars should have two functional testicles and evidence of lean muscle.

true

What is the term used to describe parturition in pigs? 

farrowing

Sow productivity index

Looks at EPDs for 21-day litter weight and number born alive, should be used when selecting animals for reproductive traits.

terminal sire index

uses data on leanness and growth, looking at EPDs for the number of days to 230 and for backfat, should be used to select terminal sires.

maternal line index

looks at EPDs for both reproductive traits (21-day litter weight, number born alive) and growth , should be used to select replacement gilts.

The respiratory system is much more than just the nose and lungs.

true

Horseplay during livestock handling labs is necessary to the lab.

false

The nervous system consists of the brain, the spinal cord, hormones,  and peripheral nerves.

false

The skeletal system includes bones, cartilage, and teeth.

true