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Reproduction Lab Exam 1 > Cards 1 > Flashcards

Cards 1 Flashcards

1
Q

The seminiferous tubules contain what two type of cells?

A

Sertoli cells

Gametes (sperm)

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2
Q

Sertoli cells have a receptor for what hormone and can produce what hormone?

A

Receptor: FSH
Produce: estradiol

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3
Q

The interstitial compartment contains what kind of cells?

A

Leydig cells

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4
Q

Leydig cells have a receptor for what hormone and can produce what hormone?

A

Receptor: LH
Produce: testosterone

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5
Q

Do leydig cells or sertoli cells produce testosterone?

A

Leydig

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6
Q

What does the abbreviation UM stand for?

A

Urethralis muscle

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7
Q

Know cross section of testis!

A

Do it

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8
Q

(T/F) A swine reproductive tract has no ampulla?

A

True

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9
Q

What is unique about boar testicles?

A

They are inverted, meaning the tail of the epididymitis is on top

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10
Q

What two structures do bull penises have that help for extension?

A

Sigmoid flexture

Refractor penis muscle

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11
Q

(T/F) Sperms that is alive will stain

A

False, only dead sperm can be stained because of a compromised membrane

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12
Q

For a bull to pass a soundness exam, he needs:
Scrotal circumference of:
Motility of:
Morphology of:

A

Minimum 34cm
30%
70%

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13
Q

The uterus secretes what hormone that causes leuteolysis?

A

Prostaglandin F2Alpha

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14
Q

What are the three components of the oviduct?

A

Infundibulum
Ampulla
Isthmus

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15
Q

Where is the location where fertilization takes place?

A

THe ampulla isthmus junction (AIJ)

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16
Q

What is the number range for a teasing score and which numbers do we breed?

A

0-4

3 and 4 (most receptive)

17
Q

KNOW cross section of follicle

A

Do it

18
Q

Which two species have annular rings in the cervix?

A

Bovine and ewe

19
Q

What is the name for the barrier in the Graafian follicle?

A

Basement membrane

20
Q

(T/F) Thecal cells are located outside of the basement membrane

A

True

21
Q

What three components are located inside of the basement membrane of a Graafian follicle?

A

Oocyte
Granulosa cells
Antrum (fluid)

Reproduction Lab Exam 1 (2 decks)

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