Reproductive: Female System Flashcards

1
Q

Broad ligament that supports the ovary?

A

Mesovarium

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2
Q

Broad ligament that supports the oviduct?

A

Mesoalpinx

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3
Q

Broad ligament that supports the uterus?

A

Mesometrium

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4
Q

What is oogenesis?

A

Process where ova (female gametes) are produced in follicles in the ovaries

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5
Q

What is the primary progestin?

A

Progesterone

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6
Q

Where are progestins produced?

A

Corpus luteum that develops from the empty follicle after ovulation

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7
Q

Species that normally only give birth to one offspring at a time?

A

Uniparous (ovaries produce one mature ovum per cycle (ie. horses, cattle, humans))

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8
Q

Species that give birth to litters of young

A

Multiparous (ovaries produce multiple ova per cycle (ie. cats, dogs, sows))

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9
Q

Follicular cells of the developing follicle
Produce estrogenic hormones

A

Granulosa cells

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10
Q

Blood filled remnant of the ovarian follicle immediately after ovulation

A

Corpus hemorrhagicum

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11
Q

Normal part of each ovarian cycle
Not all follicles that were activated in a particular ovarian cycle fully develop and ovulate

A

Follicular atresia

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12
Q

Funnel-like, enlarged opening at the ovarian end of each oviduct.
Designed to “catch” the ova during ovulation

A

Infundibulum

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13
Q

Muscular, fingerlike projections that form the margin of the infundibulum

A

Fimbriae

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14
Q

Composed mainly of simple columnar epithelium and simple tubular glands that secrete mucus and other substances

A

Endometrium

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15
Q

Thickest layer of the wall, made up of layers of smooth muscle that give the uterus the strength to push the fetus out at parturition

A

Myometrium

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16
Q

Outermost layer of the uterus, covered by the visceral layer of peritoneum

A

Perimetrium

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17
Q

Muscular tube that extends caudally from the cervix and connects it with the vulva

A

Vagina

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18
Q

Cycle continuously throughout the year if they are not pregnant. As soon as one cycle ends, another begins

A

Polyestrous (ie. cattle & swine)

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19
Q

Some polyestrous animals that cycle continuously at certain times of the year and not at all at others

A

Seasonally polyestrous (ie. horses, sheep, cats)

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20
Q

Animals that have two cycles per year, typically in spring and fall

A

Diestrous (ie. dogs)

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21
Q

Animals that only have one cycle each year

A

Monoestrous (ie. foxes and mink)

22
Q

False pregnancy (exaggerated diestrous period, resulting in pseudocysis)
May look or act pregnant

A

Pseudopregnancy

23
Q

Which other ligaments help support the female reproductive tract?

A

Suspensory ligament of the ovary
Round ligament of the uterus

24
Q

The _______ are equivalent to ________ in the male

A

Ovaries; testes

25
Q

What is an ovariohysterectomy? (OVH)

A

Surgical procedure in which the ovaries, oviducts, and uterus are removed from the animal

26
Q

True or False: Oocytes are continually produced through a female’s life

A

False - No, at or soon after birth, ovaries are seeded with tens of thousands of immature reproductive cells (oocytes). No more are produced the rest of their life

27
Q

Where is estrogen produced?

A

The ovaries - by cells of the developing ovarian follicles

28
Q

How does a primary follicle become a graafian follicle?

A

Estrogen at peak level. Oocyte sits in mound of cumulus oophorus, zona pellucida is surrounded by corona radiata

29
Q

What is an induced ovulator?

A

Breeding must take place before ovulation occurs

30
Q

What are two species that induced ovulation occurs?

A

Cats & Rabbits

31
Q

True of False: Oviducts are the same as fallopian tubes or uterine tubes

A

True

32
Q

What is the function of the oviduct?

A

Role is to guide ova from the ovary to the uterus and to serve as the usual site for fertilization of the ova by spermatozoa

33
Q

Which 2 structures are found lining the lumen of the oviduct?

A

Infundibulum
Fimbriae

34
Q

What are the 2 functions of the uterus?

A

Grow along with the developing offspring
Return to its original size after birth

35
Q

What is the main function of the cervix?

A

To control access to the lumen of the uterus from the vagina

36
Q

True or False: The cervix is always open

A

False - Is only open during estrus and parturition

37
Q

What are the 3 main parts of the vulva?

A

Vestibule
Clitoris
Labia

38
Q

The entrance to the vagina from the outside world

A

Vestibule

39
Q

Located on the floor of the vestibule, a little nearer to the exterior than the urethral opening
Equivalent to the male penis

A

Clitoris

40
Q

Forms the external boundary of the vulva

A

Labia

41
Q

Noun that is the name of the stage of the estrous cycle that is commonly referred to as the “heat period” when the female is sexually receptive to the male

A

Estrus

42
Q

Adjective used with the noun “cycle” to refer to the entire reproductive cycle in the females

A

Estrous

43
Q

What are the 5 stages of the estrous cycle?

A

Proestrus
Estrus
Metestrus
Diestrus
Anestrus

44
Q

Period of follicular development in the ovary
Follicles begin developing and growing

A

Proestrus

45
Q

Heat period, or period of sexual receptivity in the female. Occurs when the estrogen level from the mature follicles reaches its peak

A

Estrus

46
Q

Period after ovulation, when the corpus luteum develops. Granulosa cells left in the now-empty follicle begin to multiply under continued stimulation from the LH

A

Metestrus

47
Q

Active luteal stage, when the corpus luteum has reached maximum size and exerts its maximum effect

A

Diestrus

48
Q

Period of temporary ovarian inactivity seen in seasonally polyestrous, diestrous and monoestrous animals. Period between breeding cycles, when the ovary essentially shuts down temporarily

A

Anestrus

49
Q

What do the epithelial cells undergo during proestrus?

A

Begins undergoing cornification/forming a layer of tough keratin on its surface to help protect against physical trauma of breeding that is about to occur

50
Q

What do the epithelial cells undergo during estrus?

A

Cornification reaches a peak