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jan test > reproduction > Flashcards

reproduction Flashcards

1
Q

adolescence

A

The period of time when a child changes into an adult.

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2
Q

anther

A

The part of a flower that produces pollen.

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3
Q

carpel

A

The female reproductive part of the flower.

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4
Q

cervix

A

The ring of muscle at the entrance to the uterus. It keeps the baby in place while the woman is pregnant.

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5
Q

cilia

A

Tiny hairs on the surface of cells.

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6
Q

condom

A

A barrier method of contraception, which prevents semen being released into the vagina.

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7
Q

contraception

A

A method of preventing pregnancy.

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8
Q

contraceptive pill

A

A chemical method of contraception.

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9
Q

ejaculation

A

When semen is released from the penis.

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10
Q

embryo

A

A ball of cells that forms when the fertilised egg divides.

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11
Q

fertilisation

A

The process where the nucleus of a sperm cell joins with the nucleus of an egg cell.

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12
Q

fetus

A

The name given to an unborn baby from eight weeks of development.

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13
Q

filament

A

The part of a flower that holds up the anther.

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14
Q

fluid sac

A

Contains fluid. This acts as a shock absorber, protecting the fetus from bumps.

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15
Q

fruit

A

The part of a plant that contains seeds.

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16
Q

gametes

A

Reproductive cells. The male gamete is a sperm cell and the female gamete is an egg cell.

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17
Q

germination

A

The period of time when a seed starts to grow.

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18
Q

implantation

A

The process where an embryo attaches to the lining of the uterus.

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19
Q

menstrual cycle

A

The monthly cycle during which the uterus lining thickens, and then breaks down and leaves the body if an egg is not fertilised.

20
Q

ovary (human)

A

Contains egg cells.

21
Q

ovary (plant)

A

The part of a flower that contains ovules.

22
Q

oviduct

A

Tube that carries an egg to the uterus.

23
Q

ovulation

A

The release of an egg from an ovary.

24
Q

ovule

A

The female gamete of a plant.

25
Q

penis

A

The structure that caries sperm and semen out of the body.

26
Q

period

A

Loss of uterus lining through the vagina.

27
Q

petal

A

The brightly coloured part of a flower that attracts insects.

28
Q

placenta

A

The organ where substances pass between the mother’s and the fetus’s blood. It acts as a barrier, stopping infections and harmful substances reaching the fetus.

29
Q

pollen

A

The male gamete of a plant.

30
Q

pollination

A

The transfer of pollen from the anther to the stigma.

31
Q

puberty

A

The physical changes that take place during adolescence.

32
Q

scrotum

A

The bag of skin that holds the testes.

33
Q

seed

A

The structure that develops into a new plant.

34
Q

seed dispersal

A

The movement of seeds away from the parent plant.

35
Q

semen

A

Fluid containing sperm.

36
Q

sepal

A

The special leaves found under the flower, which protect unopened buds.

37
Q

sexual intercourse

A

The process where the penis releases semen into the vagina.

38
Q

sperm cell

A

A cell containing male genetic material.

39
Q

sperm duct

A

Tube that carries sperm from the testes to the penis.

40
Q

stamen

A

The male reproductive part of the flower.

41
Q

stigma

A

The part of a flower that is sticky to catch grains of pollen.

42
Q

style

A

The part of a flower that holds up the stigma.

43
Q

testes

A

The testes produces sperm and the male sex hormones.

44
Q

umbilical cord

A

connects the fetus to the placenta.

45
Q

urethra

A

Tube that carries urine or sperm out of the body.

46
Q

uterus

A

Where a baby develops until its birth.

47
Q

vagina

A

Receives sperm during sexual intercourse. This is where the male’s penis enters the female’s body.

jan test (10 decks)

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