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Repro > Lab Midterm > Flashcards

Lab Midterm Flashcards

1
Q

Implantation occurs
Maintain pregnancy within uterus environment

A

Progesterone control

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2
Q

What happens to a frog’s car when it breaks down

A

It gets toad awY

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3
Q

What do rabbits eat for breakfast?

A

IHOP

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4
Q

Which species has caruncles?

A

Cow

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5
Q

Ovary shape of cow

A

Almond/triangle

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6
Q

Ovary shape of sow

A

Bundle of grapes

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7
Q

Area for placenta attachment
Provides base between mother and fetus

A

Caruncles

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8
Q

Responsible for follicle development

A

Ovary

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9
Q

Follicles produce

A

Progesterone

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10
Q

Only the ______ has more blood flow than the ovary

A

Brain

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11
Q

Where the urine enters the vagina from the bladder

A

Suburethral diverticulum

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12
Q

Open cervix: cow

A

Estrogen control
Produces thin, watery mucus

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13
Q

Closed cervix: cow

A

Progesterone control
Mucus turns to gel

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14
Q

Provides strong, rhythmic contractions under estrogen control
Propels sperm to site of fertilization

A

Uterus

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15
Q

Site of fertilization for cow

A

Oviduct

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16
Q

Species that has point of bifurcation

A

Sow

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17
Q

Species with a long cervix

A

Sow

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18
Q

Inside our species

A

Mare
Follicles on inside, vasculature on outside of ovaries

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19
Q

Species with short cervix
Long cranial vagina, short caudal vagina

A

Bitch

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20
Q

Species that has placental scars

A

Queen

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21
Q

Corpus luteum appearance

A

Yellow body

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22
Q

Corpus luteum produces

A

Progesterone to maintain pregnance

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23
Q

Corpus albicans appearance

A

White body

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24
Q

CH appearance

A

Bloody body

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25
Q

Larger follicles means

A

More estrogen producex

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26
Q

Ampulla appearance

A

More folds
More ciliated columnar cells
Thinner muscularis layer
Wider diameter

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27
Q

Bicornuate species

A

Mare, cow, bitch, queen, sow

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28
Q

Cow uterine horns

A

Moderately developed

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29
Q

Made uterine horns

A

Poorly developed - short horns

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30
Q

Mare uterine body

A

Very large

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31
Q

Species with highly developed uterine horns

A

Bitch, Queen, sow

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32
Q

Perimetrium location

A

Outer layer in wall of uterus

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33
Q

Myometrium location

A

Middle layer in wall of uterus

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34
Q

Endometrium location

A

Inner layer in wall of uterus

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35
Q

Endometrium is a combination of

A

Mucosa and submucosa layers

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36
Q

Crypts and folds provide

A

Areas for sperm to be stored

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37
Q

Species that has 4-5 annular rings

A

Cow

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38
Q

Species that have a fornix vagina

A

Mare, ewe, cow

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39
Q

Species that has longitudinal folds

A

Mare

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40
Q

Species that has a non-functional fornix vagina

A

Mare

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41
Q

The only place where ovulation can occur on the mare’s ovary

A

Ovulation fossa

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42
Q

Species that does not have a fornix vagina

A

Sow

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43
Q

Species that has interdigitating pads

A

Sow

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44
Q

Site of semen deposition

A

Fornix vagina

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45
Q

Species with cork screw penis

A

Boar

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46
Q

Species with urethral process

A

Ram

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47
Q

Species with penile flap

A

Dog

48
Q

Pre-scrotal species

A

Boar

49
Q

Post-scrotal species

A

Ram, Bull

50
Q

Cow orientation of testis

A

Vertical

51
Q

Boar orientation of testis

A

Horizontal

52
Q

Ram orientation of testis

A

Vertical

53
Q

Dog orientation of testis

A

Horizontal

54
Q

Location of sperm production (male gamete)
Produces testosterone

A

Testis

55
Q

Controls sigmoid flexure

A

Retractor penis muscle

56
Q

Relaxed retractor penis muscle appearance

A

Straightened

57
Q

Contracted retractor penis muscle appearance

A

S-shaped

58
Q

The sigmoid flexure penis is important for

A

Erection process

59
Q

Species with very large vesicular and bulbourethral glands

A

Boar

60
Q

Dog accessory glands

A

No ampulla
No sigmoid flexure
Only prostate gland

61
Q

Engorged with blood
Important in mating process (dog)

A

Bulbus glandis

62
Q

Does a stallion have a sigmoid flexure?

A

No

63
Q

How many prostate glands does a Tom have?

A

2

64
Q

Tom: Spines of glans penis

A

Penile spines

65
Q

Cat is an _________ ovulation

A

Induced

66
Q

Helps with thermal regulation of testis

A

Pampiniform plexus l

67
Q

Cells: Produces testosterone

A

Leydig cells

68
Q

Removes fluids to help concentrate sperm

A

Sterocilia

69
Q

Species where temperature stimulates ejaculation

A

Stallion

70
Q

2 or more cuboidal layers

A

Secondary follicle

71
Q

One layer of squamous cells

A

Primordial follicles

72
Q

One layer of cuboidal cells

A

Primary follicle

73
Q

What follicle has a basement membrane

A

Antral follicle

74
Q

Separates granulosa cells from the Theca interna cells

A

Basement membrane

75
Q

Tissue-filled structure

A

Corpus luteum

76
Q

Contains frimbria
Ciliated columnar epithelium

A

Oviduct

77
Q

Ampulla epithelia

A

Ciliated columnar
Columnar

78
Q

Isthmus epithelia

A

Columnar

79
Q

Oviduct epithelia

A

Simple Columnar
Ciliated columnar

80
Q

Uterus epithelia

A

Simple columnar

81
Q

Posterior caudal vagina epithelia

A

Stratified squamous

82
Q

Control how and rate of sperm cells developing

A

Sertoli cells

83
Q

Head of epididymis epithelia

A

Pseudostratified columnar
Tall columnar

84
Q

Classes of cryoprotectants

A

Penetrating, non-penetrating

85
Q

Penetrating cryoprotectants at at

A

Intracellular and extracellular level

86
Q

Penetrating cryoprotectants examples

A

Glycerol
DMSO
ethylene glycol

87
Q

Non-penetrating cryoprotectants act at

A

Extracellular level

88
Q

Non-penetrating cryoprotectants examples

A

PVP, PBA, fructose

89
Q

Functions of semen extending agents

A

Provide nutrients —> energy
Protect against rapid cooling
Provide buffer from pH shifts
Maintain osmotic pressure and electrolyte balance
Inhibit bacterial growth
Increase semen volume
Protect sperm during freezing

90
Q

Semen may be preserved after extension at

A

Room temp
Slightly below room temp
Cooled at 4 degrees Celsius
Frozen at -196 degrees Celsius

91
Q

Freezing in the absence of ice

A

Vitrification

92
Q

Methods of semen freezing

A

Vapor freezing
Controlled rate freezing

93
Q

Vapor freezing

A

Vapor phase of liquid nitrogen then liquid phase of liquid nitrogen

94
Q

Controlled rate freezing

A

Ice crystallization

95
Q

Describe the process of loading a semen straw for A.I.

A
  1. Pull up cyropreservation
  2. Pull up air
  3. Pull up sample
  4. Pull up air
  5. Pull up more media
  6. Put end in sealing powder
96
Q

Agonist

A

Binds to receptor and elicits same response as native hormone

97
Q

Agonist examples

A

hCG
eCG
Estradiol cypionate

98
Q

Antagonist

A

Binds to receptor and blocks response

99
Q

hCG is agonist of

A

LH

100
Q

eCG is agonist of

A

FSH

101
Q

Estradiol cypionate is agonist of

A

Estrogen

102
Q

PG•600 is agonist of

A

FSH and LH

103
Q

Minimum volume of sperm concentration for stallions

A

5 mL

104
Q

Concentration dosage of sperm

A

500 million live motile sperm

105
Q

Mare A.I. process

A
  1. Clean genitalia with mild detergent
  2. Dry
  3. Observe abrasions
  4. Inseminate through vagina
106
Q

Made signs ready to breed

A

Squatting
Urinating
Winking vulva
Standing to be mounted

107
Q

Mares with babies

A

May not exhibit classic estrus signs

108
Q

Stallion collecting process

A
  1. Tease
  2. Clean penis w/warm water, light pressure
  3. Retease
  4. Mount dummy
  5. Artificial vagina alongside dummy —> tail flicking up/down = ejaculation
  6. Clean off gel off penis with warm water
109
Q

Ovulating follicle size

A

52-53 centimeters

110
Q

Estradiol testing condition

A

Uterus is target —> larger uterus
Fluid- filled uterus

111
Q

PG•600 testing condition

A

Ovary is target —> larger ovaries
Partially filled uterus

112
Q

PG•600 secondary effect

A

Enlarged uterus

113
Q

This hormone is produced from follicles after stimulation from LH and FSH

A

Estrogen

114
Q

This hormone is produced during the luteal phase from the CL

A

Progesterone

115
Q

Epididymis body epithelia

A

Simple cuboidal

116
Q

Epididymis sterocilia epithelia

A

Ciliated columnar

Repro (12 decks)

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