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A+P 1 > Lecture 10 > Flashcards

Lecture 10 Flashcards

1
Q

ovaries make

A

ova, ovum

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2
Q

ovaries secrete

A

estrogen and progesterone

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3
Q

accessory ducts of ovaries

A

uterine tubes, uterus, vagina

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4
Q

Review things you dont know on this

A
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5
Q

Ligaments

A

1- Ovarian - anchors medially to uterus
2- Suspensory - anchors laterall to pelvic wall
3- Mesovarium - suspends the ovary in between

2 and 3 together are Broad Ligament, peritoneum

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6
Q

which layer of uterus responds to hormones from the ovaries

A

endometrium

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7
Q

blood supply of uterus and ovaries

A

ovarian arteries and ovarian branch of uterine artery

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8
Q

where are ovarian follicles

A

embedded in ovary cortex

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9
Q

immature egg called

A

oocyte

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10
Q

each follicle consists of what

A

an oocyte

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11
Q

two types of cells around ooctye

A

follicle cells and granulosa cells

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12
Q

one layer of squamous-like follicle cells surrounds the oocyte

A

primordial follicles

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13
Q

two or more layers of cuboidal granulosa cells enclose the oocyte

A

primary follicle

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14
Q

has a fluid-filled space between granulosa cells that coalesces to form a central antrum

A

secondary follicle

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15
Q

secondary follicle at its most mature stage that bulges from the surface of the ovary

A

Graafian follicle (vesicular follicle)

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16
Q

ejection of oocyte from the ripening follicle

A

ovulation

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17
Q

ruptured follicle after ovulation

A

corpus luteum

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18
Q

what gets ovulated?

A

secondary oocyte

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19
Q

when do primordial follicles become proimary follicles?

A

During fetal development

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20
Q

cilia of the infyundibulum are called

A

Fimbria

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21
Q

visceral peritoneum that supports the uterine tubes

A

mesosalpinx

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22
Q

hollow,thick-walledorganlocatedinthepelvisanteriorto the rectum and posterosuperior to the bladder

A

uterus

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23
Q

major portion of uterus

A

body

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24
Q

rounded region superior to the entrance of the uterine tubes

A

fundus

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25
Q

narrowed region between the body and cervix

A

isthmus

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26
Q

what produces the mucus that covers the external os and blocks sperm entry except during mid-cycle?

A

cervical glands

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27
Q

what eliminates mucus cap?

A

ovulation and estrogen

28
Q

uterine wall made of these three layers

A

perimetrium
myometrium
endometrium

29
Q

mucosal lining of the uterine cavity

A

endometrium

30
Q

glycogen made by

A

uterine glands

31
Q

this layer of the uterine endometrium undergoes cyclic changes in response to ovarian hormones and is SHED during menstruation

A

Stratum Functionalis

32
Q

uterine layer

− forms a new functionalis after menstruation ends
− does not respond to ovarian hormones

A

Stratum basalis

33
Q

ateries that are always present (in the stratum basalis)

A

straight arteries

34
Q

arteries that are shed and re-made each cycle in stratum functionalis

A

spiral arteries

35
Q

what hormones are made in the uterus

A

NONE!

36
Q

three layers of vagina

A

fibroelastic adventitia
smooth muscle muscularis
statified squamous mucosa

37
Q

glands flanking vagina homologous to the bulbourethral glands in femmes

A

greater vestibular glands, keep vestibule moist and lubricated

38
Q

breast cancer usually arises in the ___ cells of the lactiferlus ducts

A

epithelial

39
Q

genes that are hereditary factors for breast cancer risk

A

BRCA1 and BRCA 2 (tumor supressor genes)

40
Q

what % of people with no known risk factor have breast cancer

A

70%

41
Q

production of the femals sex cells by meiosis

A

oogenesis

42
Q

two haploid cells produced by one activated primary oocyte

A

1 the first polar body
2 the secondary oocyte

43
Q

secondary oocyte arrests in what phase

A

metaphase II

44
Q

if penetrated by sperm, the secondary oocyte completes meiosis II, yielding:

A

one large ovum
the second polar body

45
Q

ovarian cycle

period of follicle growth (days 1-14)

A

follicular phase

46
Q

ovarian cycle

period of corpus luteum activity (days 14-28)

A

luteal phase

47
Q

what day does ovulation happen?

A

day 14, mid-cycle

48
Q

what stiumlates ovulation

A

lutinizing hormone

49
Q

ovulation cycle for studying,

A
50
Q

fraternal twins

A

not genetically identical. 2 eggs, 2 sperms, separate placentas

51
Q

1 egg, 1 sperm, 1 placenta, one zygote that splits into two

A

identical twins

52
Q

corpus luteum secretes what two hormones

A

progesterone and estrogen

53
Q

scar left by corpus luteum when pregnancy doesnt occur

A

corpus albicans

54
Q

in pregnancy, how long toes corpus luteum produce hormones

A

about 3 months

55
Q

what inhibits the hypothalamic release of GnRH?

A

estrogens, during childhood

56
Q

as puberty nears, what is released?

A

GnRH

57
Q

what hormones are released by pituitary

A

FSH, LH, which act on ovaries

58
Q

Hornmone that triggers ovulation

A

Lutinizing Hormone

59
Q

uterine cycle

uterus sheds all but the stratum basalis

A

days 1-5

menstrual phase

60
Q

uterine cycle

endometrium rebuilds itself

A

days 6-14

proliferative, preovulatory

61
Q

uterine cycle

endometrium prepares for possible implantation of embryo

A

days 15-28

postovulatory

62
Q

what is SRY gene?

A
63
Q

fibrous cord that extends from the testes to the scrotum

A

gubernaculum

64
Q

blood vessels, nerves, and fascial layers that help suspend
the testes

A

spermatic cord, in the inguinal canal

65
Q

do you know this chart?

A

A+P 1 (12 decks)

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