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INTRO Vet Tech > CH 10 Reproduction > Flashcards

CH 10 Reproduction Flashcards

1
Q

CL=

A

Corpus Luteum

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2
Q

CH=

A

Corpus hemorrhagicum

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3
Q

LH=

A

Luteinizing Hormone

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4
Q

FSH =

A

Follicle stimulating hormone

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5
Q

GnRH =

A

Gonadotrophin-releasing hormone

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6
Q

What secretes GnRH ?

A

Hypothalamus

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7
Q

Occurs when a pregnant female ovulates and conceives while pregnant. Very rare

A

Superfetation

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8
Q

When two or more sires cause a single gestation

A

Superfecundation

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9
Q

Fertilization occurs where

A

The oviduct

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10
Q

Inner most layer of the embryo. Becomes the intestines, liver, and lungs

A

Endoderm

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11
Q

The middle layer of the embryo. Becomes the cardiovascular, musculoskeletal, and reproductive systems.

A

Mesoderm

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12
Q

The outer layer of the embryo. Becomes hair, skin, and the nervous system

A

Ectoderm

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13
Q

What is ECF?

A

A chemical signal the body sends out when a female is pregnant to protect the zygote from being targeted as foreign.

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14
Q

Zonary placental attachment is common in what animals

A

Dogs and cats

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15
Q

Cotyledonary placental attachment is common in what animals

A

Ruminants

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16
Q

Diffuse placental attachment is common in what animals

A

Horses/ pigs

17
Q

Discoid placental attachment is common in what animals

A

Rodents

18
Q

The canine estrus cycle averages

A

6-7months

19
Q

What are the 4 stages of the estrus cycle

A

Proestrus
Estrus
Diestrus
Anestrus

20
Q

Semen can be stored how

A

In liquid nitrogen

21
Q

Fertilization should occur with frozen semen ____ hours after thawing

A

12 hours

22
Q

Fresh semen delivered by natural service or by AI stays fertile for ___ to___ ______

A

3-5 days

23
Q

Pregnancy examination by palpitation is possible in dogs by

A

21-30 days

24
Q

Pregnancy examination by ultrasound is possible to do from ____ to _____ days for dogs

A

21-28

25
Q

X ray can be used for pregnancy examinations at ____ days or after for dogs

A

43

26
Q

Stage 1 or parturition in dogs can last how long if not longer

A

6-12 hours

27
Q

Stage 2 of parturition consists of what

A

Puppies being delivered every 20-60min

28
Q

String continual contractions for 30 minutes without progress, prolonged interval between pups.

A

Dystocia

29
Q

___% of queens ovulate with a single mating

A

50%

30
Q

If ovulation does not occur after breeding, or no breeding occurs the queen will go back into estrus in ___ to ___ days

A

3-14 days

31
Q

Gestation in cats last

A

60 days

32
Q

X-rays can be done to check pregnancy in cats at ___days

A

40

33
Q

Palpating can be done for pregnancy in cats at ___ days

A

18

34
Q

A heartbeat can be detected in cats that are pregnant at ___ days

A

16

35
Q

Doing Semen analysis atleast ____ Sperm should be checked, and their relative speed and direction. ___ % or greater of sperm that are progressively motile is desirable

A

100
70%

INTRO Vet Tech (9 decks)

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