reproductive and genetic terms Flashcards

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1
Q

abortion

A

premature expulsion of a fetus, either by
nature or intent

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2
Q

afterbirth

A

placenta and fetal membranes expelled from
uterus in parturition

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3
Q

albino

A

genetic trait causing lack of pigment in the
skin, hair, and irises of the eye

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4
Q

alter

A

to neuter a male animal or spay a female
animal

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5
Q

artificial insemination

A

introduction of semen into the uterus by other
than natural means

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6
Q

billy goat

A

male goat

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7
Q

bitch

A

female dog

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8
Q

boar

A

male pig

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9
Q

breed (n.)

A

group of related animals similar enough to
produce similar offspring

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10
Q

breed (v.)

A

to supervise the sexual propagation of animals

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11
Q

brood

A

offspring from one hatching of a bird’s eggs

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12
Q

broody

A

hen sitting on eggs

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13
Q

buck

A

male deer, goat, rabbit, or kangaroo

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14
Q

bull

A

male of various large mammals, especially
cattle

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15
Q

bullock

A

castrated bull or steer

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16
Q

calf

A

bovine younger than one year

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17
Q

capon

A

neutered rooster

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18
Q

castration

A

removal of the testicles; neutering a male
animal

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19
Q

cesarean section

A

removal of unborn young by surgical incision
into the uterus

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20
Q

chick

A

young bird, especially a chicken

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21
Q

chromosome

A

bodies within the cell nucleus that store
genetic information

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22
Q

clutch

A

group of eggs laid at one time by a bird

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23
Q

cob

A

male swan

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24
Q

cock

A

male chicken older than one year

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25
Q

cockerel

A

male chicken younger than one year

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26
Q

colostrum

A

protein- and antibody-rich milk secreted by the
mother after giving birth

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27
Q

colt

A

male horse before maturity

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28
Q

congenital

A

condition existing at birth but not hereditary

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29
Q

cow

A

condition existing at birth but not hereditary

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30
Q

cygnet

A

young swan

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31
Q

dam

A

female parent

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32
Q

doe

A

adult female goat or deer

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33
Q

drake

A

male duck

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34
Q

duckling

A

young duck

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35
Q

embryo

A

undeveloped fetus; the young in an early
stage of development

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36
Q

estrus

A

time of reproductive cycle when the female is
receptive to mating

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37
Q

ewe

A

female sheep of breeding age

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38
Q

fertilization

A

union of the sperm and egg

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39
Q

fetus

A

unborn developing animal

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40
Q

filly

A

female horse under four years old

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41
Q

fledgling

A

young bird just learning to fly

42
Q

foal

A

young or newborn horse

43
Q

gander

A

male goose

44
Q

gelding

A

neutered male horse

45
Q

gene

A

part of chromosomes carrying hereditary
information

46
Q

genitalia

A

part of the reproductive anatomy

47
Q

gestation period

A

time between conception and birth of an
offspring

48
Q

gilt

A

young female pig

49
Q

gobbler

A

male turkey

50
Q

gosling

A

young goose

51
Q

gravid

A

pregnant; containing developing young

52
Q

heat

A

estrus condition

53
Q

heifer

A

young cow

54
Q

hereditary

A

transmissible from parent to offspring;
genetically determined

55
Q

inguinal hernia

A

protrusion of tissue through inguinal canals of
males

56
Q

jack

A

male donkey; jackass

57
Q

jenny

A

female donkey

58
Q

kid

A

young goat

59
Q

kitten

A

young cat

60
Q

lamb

A

young sheep

61
Q

litter

A

several offspring from one birth, especially in
mammals

62
Q

mammary glands

A

glands of female mammals that secrete milk
after parturition

63
Q

mare

A

female horse four years or older

64
Q

miscarriage

A

expulsion of underdeveloped fetus

65
Q

monestrous

A

having one estrus period per year

66
Q

mongrel

A

mixed-breed dog; a mutt

67
Q

nanny goat

A

female goat

68
Q

neonate

A

newborn animal

69
Q

nest

A

structure made or place chosen for breeding
or laying eggs

70
Q

neuter

A

removal of the reproductive organs

71
Q

nuptial plumage

A

brilliant mating-season plumage exhibited by
some birds, usually males

72
Q

oviparous

A

animals whose eggs develop outside the
mother’s body

73
Q

ovoviviparous

A

animals whose eggs develop within the
mother’s oviduct

74
Q

patruition

A

process of giving birth

75
Q

pen

A

female swan

76
Q

piglet

A

young pig

77
Q

placenta

A

organ within the gravid uterus, expelled after
birthing

78
Q

polyestrus

A

having more than one estrous period per year

79
Q

pouch

A

fold of skin for carrying young on abdomen of
female marsupial

80
Q

pregnancy

A

condition in which offspring develop in the
female uterus

81
Q

prepuse

A

protective sheath covering the penis

82
Q

pullet

A

female chicken younger than one year

83
Q

pup

A

young dog or seal

84
Q

queen

A

mature female cat used for breeding

85
Q

ram

A

sexually mature male sheep (about six months
of age or older)

86
Q

rooster

A

male chicken

87
Q

shoat

A

pig under one year old

88
Q

sire

A

male parent of any quadruped, especially a
horse

89
Q

sow

A

female pig

90
Q

spay

A

to remove the ovaries and uterus; to neuter a
female animal

91
Q

squab

A

fledgling pigeon

92
Q

stage

A

male deer

93
Q

stallion

A

male horse

94
Q

steer

A

neutered bulled

95
Q

stud

A

male horse used for breeding

96
Q

tome

A

male cat or turkey

97
Q

umbilical cord

A

vessel connecting the fetus to the placenta

98
Q

vagina

A

female passage for copulation and birthing

99
Q

viviparous

A

giving birth to live young developed in the
uterus

100
Q

vixen

A

female fox

101
Q

wether

A

neutered ram or billy goat

102
Q

whelp (v)

A

giving birth to, said especially of dogs