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Biol 205 > ch. 27 girls > Flashcards

ch. 27 girls Flashcards

1
Q

female gonads are

A

ovaries

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2
Q

reproductive tract

A

uterine tubes
uterus
vagina

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3
Q

external genitalia

A

vulva
clitoris

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4
Q

ovaries responsible for

A

eggs and hromones

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5
Q

female born with oocytes

A

500-1 million

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6
Q

primary oocytes stop during

A

4 months gestation

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7
Q

only 400,000 oocytes at

A

puberty

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8
Q

primary oocytes + follicular cells

A

primordial ovarian follicles

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9
Q

ovarian cycle average

A

28 days

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10
Q

beginning of cycle

A

primary ovarian follicles will develop into primary ovarian follicles

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11
Q

follicular cells divide repeatedly and become

A

granulosa cells

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12
Q

few primary follicles develop into

A

secondary ovarian follicles

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13
Q

only a single secondary follicle develops into

A

tertiary follicle

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14
Q

when tertiary follicle ruptures releases oocyte into peritoneal cavity

A

ovulation

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15
Q

ruptured follicle path

A

corpus luteum to the corpus albicians

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16
Q

corpus luteum produces

A

progestorone

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17
Q

corpus luteum progesterone makes sure

A

uterine wall stays in tact

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18
Q

corpus luteum degrades into

A

corpus albicians

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19
Q

uterine tube proximal end funnel

A

infundibulum

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20
Q

fertilization occurs within the

A

ampulla

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21
Q

oocyte moves through the

A

isthmus

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22
Q

uterus job

A

receive
protects
supports
fertilized embryo

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23
Q

uterus parts

A

fundus
body
cervix

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24
Q

uterus is supported by

A

broad ligament

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25
Q

uterus supplied by

A

ovarian arteries and uterine arteries

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26
Q

cervix opens up to the

A

vagina

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27
Q

wall of uterus (outside to inside)

A

perimetrium
myometrium
endometrium

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28
Q

uterine wall thickest layer

A

myometrium

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29
Q

endometirum layers

A

basal layer: straight arteries
inner functional layer: uterine glands and spiral arteries

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30
Q

inner functional layer is shed

A

every 28 days

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31
Q

days 1-5

A

menstrual phase

32
Q

days 6-14

A

proliferative phase

33
Q

days 15-28

A

secretory phase

34
Q

menstrual phase sheds

A

functional layer

35
Q

proliferative phase regenerates

A

functional layer

36
Q

secretory layer converts

A

functional layer into secretory mucosa

37
Q

functional layer converted helps

A

nourishment for embryo

38
Q

vagina runs from

A

cervix to vestibule

39
Q

cervix sits

A

between urethra and rectum

40
Q

shallow recess around cervix

A

fornix

41
Q

3 coats of vagina

A

outer adventitia
muscularis
inner mucosa with rugae

42
Q

mucosa near distal vaginal orifice forms an incomplete

A

hymen

43
Q

vulva contains

A

mons pubis and labia majora

44
Q

mons pubis is small layer of

A

adipose tissue over pubic synthesis

45
Q

labia majora enclose the

A

vestibule

46
Q

clitoris is anterior to

A

vestibule

47
Q

glans clitoris is surrounded by

A

prepuce

48
Q

coitus vestibular bulbs

A

fill with blood to prevent urethral orifice

49
Q

mammary glands are

A

modified sweat glands

50
Q

adipose tissue contributes to

A

breast size and shape

51
Q

lactiferous ducts collect milk and empty into

A

lactiferous sinuses

52
Q

nipple sinuses

A

15-20

53
Q

sebaceous gland in areola prevent

A

cracking of skin and give texture

54
Q

ovulation is when the

A

secondary oocyte released at ovulation

55
Q

when secondary oocyte released it is

A

surrounded by zona pellucida and corona radiata

56
Q

acrosome of sperm releases

A

hyalurondase to break apart granulosa cells

57
Q

pronuclei from sperm and egg fuse

A

to form zygote

58
Q

oocyte nucleus completes

A

meiosis

59
Q

inner membrane that secretes amniotic fluid

A

amnion

60
Q

outer membrane that contributes to formation of placenta

A

chorion

61
Q

non nutritive in humans
source of early blood cells

A

yolk sac

62
Q

contributes to umbilical cord and parts of urinary bladder

A

allantois

63
Q

is nutritive respiratory, and endocrine organ

A

placenta

64
Q

what is fully functional after 3 months

A

placenta

65
Q

o2 nutreitns and some antibodies passed from mother to child via

A

umbilical vein

66
Q

metabolic waste passed from child to mother via

A

umbilical arteries

67
Q

placenta produce

A

estrogen and progesterone

68
Q

fetal blood and

A

maternal blood do not mix

69
Q

circulation from fetal internal iliac arteries to placenta

A

umbilical arteries

70
Q

circles from placenta to ductus venosus

A

umbilical vein

71
Q

opening in interatrial septum

A

foramen ovale

72
Q

allows some blood to bypass pulmonary circuit

A

foramen ovale

73
Q

persists as fossa ovalis in adult heart

A

foramen ovale

74
Q

shunt between pulmonary trunk and aorta

A

ductus arteriosus

75
Q

allows must blood to bypass pulmonary circuit

A

ductus arteriosus

76
Q

persists as ligamentum arteriosum

A

ductus arteriosus

Biol 205 (45 decks)

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