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VP > 16 > Flashcards

16 Flashcards

1
Q

prokaryotes reproduce by

A

cloning

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2
Q

parthenogenesis

A

unfertilized egg dev into embryo

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3
Q

haploid sets fo chromosomes combine into

A

diploid set

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4
Q

r selected reprod

A

rate of

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5
Q

k selected reproduc

A

carrying capacity

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6
Q

oviparous

A

in eggs

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7
Q

ovoviviparous

A

eggs with yolk

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8
Q

viviparous

A

within body maternal blood nutrients

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9
Q

seasonal anestrus

A

prev females giving birth when unfavored conditions

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10
Q

spring birth controlled by

A

circannual clock to photoperiod

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11
Q

envir cues and pheromones serve as

A

synchronizing signals

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12
Q

genetic fitness fo males

A

courtship displayes

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13
Q

primary reprod organs

A

gonads
testes

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14
Q

gametes female and male

A

d- ova
m- spermatozoa

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15
Q

reproductive tracts

A

ducts and accessory sex glands

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16
Q

prod of sperm

A

spermatogenesis

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17
Q

prod of ova

A

oogenesis and ovulation

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18
Q

birth

A

parturition

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19
Q

lie within pelvic and abd cavity

A

ovaries

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20
Q

reprod tract of females

A

oviducts
uterus
cervix
vagina
vulva

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21
Q

in mammasl males are

A

heterogametic

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22
Q

in birds and amphibians males are

A

homogametic

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23
Q

presence or absence of y chromo

A

gonadal sex

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24
Q

stim prod of testis-determing factor

A

sex determining region of y chromo

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25
Q

directs differentiation of gonads

A

testis determining factor

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26
Q

dep presence or absence of testes

A

phenotypic sex

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27
Q

sec by testes

A

testosterone

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28
Q

testosterone reduced to

A

dihydrotestosterone

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29
Q

dev into male reprod tract

A

wolffian ducts

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30
Q

mullerian ducts regress due to

A

anti-mullerian hormone

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31
Q

spermatogenesis done I n

A

seminiferous tubules

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32
Q

testosterone secr bu

A

leydig cells

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33
Q

libido controls

A

gonadotropic hormone secretion

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34
Q

nonreproduction actions of hormones

A

anabolic rate
bone growth
aggression

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35
Q

various stages of sperm devel

A

germ cells

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36
Q

support for spermatogenesis

A

Sertoli cells

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37
Q

mature male gametes

A

spermatozoa

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38
Q

head

A

nucleus with acrosome cap

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39
Q

mid piece cont

A

mitochondria

40
Q

spermatogenesis stages

A

mitotic
meiosis
packaging

41
Q

forming primary spermatocytes

A

spermatogonia

42
Q

meiosis

A

sec spermatocytes
4 spermatids

43
Q

spermatids remodeled into

A

spermatozoa

44
Q

testes controlled by two

A

gonadotropic hormones

45
Q

gonadotropic hormones sec by

A

anterior pituitary

45
Q

acts on leydig cells reg test so sec

A

luteinizing hormone

46
Q

acts on Sertoli cells to stim spermatogenesis

A

follicle stim horm

47
Q

sec fo Lh and FSH stim by

A

gonadotropin releasing hormone

48
Q

kisspeptin stim

A

pulsatile sec of GnRH

49
Q

sec fo sertoli cells
inhibits FSH

A

inhibin

50
Q

testos converted to

A

estradiol by aromatase

51
Q

supplies fructose nad sec prostaglandins

A

seminal vesic;es

52
Q

sec alkaline fluid
prov clotting enzyme
rel prostate specific antigen

A

prostate gland

53
Q

lubrication

A

bulbourethral glands

54
Q

anatomy of dick

A

root
shaft
glans

55
Q

release of ova or eggs is

A

intermittent with cyclical swings

56
Q

cycles uniformly through year

A

continuously polyestrous

57
Q

cycles restricted during season

A

seasonally polyestrous

58
Q

as days length Dec

A

short day breeders

59
Q

as days length increase

A

long day breeders

60
Q

single event

A

seasonally monoestrus

61
Q

responsive to estrogen

A

estrogen receptor subtypes

62
Q

divide mitotically only

A

oogonia

63
Q

remains in meiotic arrest until ovulation

A

primary oocytes

64
Q

primary oocytes divides to form a

A

sec oocyte and polar body

65
Q

sperm entry triggers

A

sec meiotic division

66
Q

follicular phase

A

follicular devel
FSH

67
Q

maturing ovarian follicle dev

A

antrum

68
Q

sec estrogen

A

estradiol

69
Q

follicles dev into

A

Graafian follicle

70
Q

layer of granulosa cells

A

corona radiata

71
Q

old follicular cells transformed dinto

A

corpus luteum

72
Q

estrogen stim growth of uterus lining

A

myometrium and endometrium

73
Q

progesterone causes growth of

A

blood vessels

74
Q

first period

A

menarche

75
Q

suppress FSH and LH

A

estrogen and progesterone

76
Q

selectively suppresses FSH sec

A

inhibin

77
Q

sperm meets ovum

A

fertilin

78
Q

sperm cells bind to

A

ZP3 recep on zona pellucida

79
Q

morula differentiates into

A

blastocytes

80
Q

blood enters through

A

intervillous spaces

81
Q

diffuse from mother to baby

A

nutrients and oxygen

82
Q

baby to mother waste

A

co2 ad metabolic wastes

83
Q

placenta sec

A

peptide and steroid hormones

84
Q

sec by dev chorin

A

chronic gonadotropin

85
Q

sec amounts of progesterone

A

corpus luteum pregnancy

86
Q

stim growth of myometrium and prepare mammary gland

A

estrogen

87
Q

placental hormones

A

chorionic gonadotropin
estrogen
progesterone
chorionic somatomammotropin

88
Q

process by which uterus expels fetus

A

parturition

89
Q

cervix softens due to

A

relaxing and dPGF

90
Q

uterine muscle stim

A

oxytocin

91
Q

labor begins when – reaches threshold

A

oxytocin receptor contraction

92
Q

stages of labor

A

cervical dilation
delivery
placenta del
uterine involution

93
Q

mammary alveolar cells sec milk

A

lactogenesis

94
Q

suckling triggers

A

milk ejection reflex

95
Q

promotes milk prod

A

prolactin

96
Q

stim forced expulsion of milk

A

oxytocin

VP (5 decks)

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