ANSC 1401 Exam 4 review !

What shape is the normal growth curve of cattle?

S-shaped

True growth is an increase in?

Protein

Which is a better measurement for growth in a feedlot?

Average Daily Gain

Most hyperplasia occurs

Prenatally

A women lifts weight and achieves a significant increase in muscle . This increase was due to -

Hypertrophy

Which of these would increase birth weight?

A larger father

Which is an increase in cell growth?

Hypertrophy

What would best indicate how many eggs a sire would produce for embryo transfer after she is super ovulated?

Number of corpus luteum on ovary

Which best describes the position of a nanny during surgical embryo transfer?

Inverted, belly up in a cradle

What is the main benefit using an AI program with beef cattle?

Availability to superior genetics

Artificial Insemination is used most in

Dairy Cattle

Which hormone is needed to maintain pregnancy?

Progesterone

Which synchronization aid must have a corpus luteum present on the ovary in order to be effective?

Lutalyse

When can an insemination rod be passed through the cervix of a cow with the least difficulty?

During estrous

Which mare does not have an ampulla?

Boar

Which female can be AI' d with a spiral shaped pipette?

Sow

Which is longer?

Estrous

The structure in which sperm mature and are stored in is the -

Epididymis

Which has the shortest gestation?

Sow

The retractor muscle is associated with which type of penis?

Fibroelastic

How often should heat be checked in a cow herd for artificial insemination?

Twice per day

Which male is the slowest ejaculator?

Boar

Where should sperm be deposited when artificially inseminating a cow?

Uterus

Which cow is in heat?

the one being mounted

Where should sperm be deposited when artificially inseminating a sow?

Cervix

What is added to semen to prevent cell membranes from rupturing when sperm cells are frozen?

Glycerol

Which type of placental attachment do cows and ewes have?

Cotyledonary

Site of egg fertilization

Fallopian tube

Acts as barrier to infectious agents

Cervix

Copulatory organ

Vagina

Site of embryo implantation

Uterus

Funnels egg into oviduct

Infundibulum

How long is estrus in the mare?

4-9 days

The rupture of a mature follicle and the release of the egg is known as -

Ovulation

What is the most used estrous synchronization aid for cattle, sheep, and goats?

CIDR

In what order do the corpus albicans, corpus luteum, and the corpus hemorrhagicum occur?

CH, CL, CA

If the anterior pituitary was removed which gonadotropic hormone would be affected?

FSH

Which male does not have a sigmoid flexure?

Stallion

Which female has the shortest heat period?

Cow

Can semen be frozen and thawed successfully?

Yes

What is the most used packaging method for bull semen?

Straw

The number of sperm cells per milliliter of semen is the -- of the semen.

Concentration

Which female has the most ovulations per estrus?

Sow

Electro-ejaculation

Ram

Artificial Vagina

Stallion

Hand

Board

How is sperm frozen?

Liquid nitrogen

Which hormone stimulates testosterone production in the male?

LH

Which ejaculate can inseminate the most ewes successfully?

Ram

Which should not be ejaculated using an electro-ejaculator?

Stallion

Which hormone is produced by the corpus luteum?

Progesterone

Which hormone cause ovulation in the female?

LH

Which hormone is used to super ovulate females?

FSH

Which hormones is the primary female hormones?

Estrogen

Which hormone stimulates male sex drive in the male?

Testosterone