penis Flashcards

penis

1
Q

testes

A

Produce sperm cells

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2
Q

scrotum

A

Where the testes are located. Keeps the testes at a slightly lower temperature than body temperature.

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3
Q

Vas deferens

A

The tube through which sperm cells travel from the testes to the penis

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4
Q

Prostate gland

A

Secretes some of the liquid that is added to sperm cells to form semen. The fluid secreted by the prostate gland is alkaline and contains many chemicals including enzymes. It plays an important role in keeping sperm cells alive once they enter the female reproductive system.

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5
Q

Seminal vesicle

A

Also contributes some of the liquid that makes up semen. The fluid produced by the seminal vesicle contains proteins, enzymes, sugar, vitamin C and other substances. The sugar provides a source of energy for sperm cells.

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6
Q

Urethra

A

The tube inside the penis through which semen leaves the male’s body

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7
Q

PENIS

A

The penis swells during sexual arousal. Semen containing sperm cells is ejaculated (released) from the penis into the vagina.

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8
Q

follicles

A

sacs containing egg cells

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9
Q

fallopian tubes

A

tiny tubes joining the ovaries to the uterus. Fertilisation occurs in one of these tubes. Female tings

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10
Q

fertilisation

A

penetration of the ovum by a sperm

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11
Q

Ovaries

A

Produce ova. One egg is produced about once a month from one of the ovaries.

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12
Q

Fallopian tubes/oviducts

A

Tubes through which ova must travel to reach the uterus. Fertilisation occurs in the fallopian tubes.

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13
Q

Uterus

A

About the size of a pear when not pregant. It is where the embryo implants and is ‘home’ for the developing baby. The uterus lining is called the endometrium.

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14
Q

Cervix

A

The passageway between the vagina and the uterus. During childbirth the cervix dilates (opens up) to allow the baby to come out of the uterus. A ‘Pap smear’ involves scraping some cells from the cervix’s lining to check for any pre-cancerous changes.

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15
Q

Vagina

A

Elastic tube that connects the uterus to the outside world through which semen enters the female’s reproductive system. During birth, babies are pushed out of the uterus and pass through the vagina to enter the world.

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16
Q

Clitoris

A

Swells during sexual arousal and becomes highly sensitive when erect

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17
Q

cervix

A

holds baby

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18
Q

role of vagina

A

entrance to the cervics

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19
Q

oviduct

A

known as faliopean tube

joins uterus to ovarie

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20
Q

ovary

A

primary reproductive organ

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21
Q

Ova/Ovum

A

largest cell in human body, Ovum= Plural

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22
Q

fertilization

A

When egg and sperm join together

DNA from sperm and ova join to make a cell that doubles like cell division to make a human

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23
Q

Hormones

A

chemical substances produced by glands and circulated in the blood. Hormones have specific effects in the body.

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24
Q

Puberty

A

life stage when the sex glands become active and bodily changes occur to enable reproduction

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25
Q

sexual Reproduction

A

joining together of male and female reproductive cells

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26
Q

Gametes

A

joining together of male and female reproductive cells

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27
Q

sperm

A

male reproductive cell

28
Q

ova

A

female gametes or sex cells. Singular = ovum.

29
Q

zygote

A

cell formed by the fusion of two gametes; fertilized ovum before it starts to divide into more cells

30
Q

external Frtilisation

A

reproduction where the eggs are released by the female into water and fertilised by sperm released nearby

31
Q

internal fertilisation

A

breeding that happens on land. reproduction where the egg remains in the female and is fertilised by sperm inserted into the female

32
Q

copulation

A

the act of inserting sperm into the female; also called sexual intercourse or mating

33
Q

sexual intercourse

A

act of inserting sperm into the female; also called copulation or mating

34
Q

meiosis

A

cell division

35
Q

epigenetics

A

a new genre of science where we look at the changes of an organism that is brought by the changing of their genes.

36
Q

nuclear DNA

A

genetic material passed on from both parents, from the nucleus of both the sperm and the ovum

37
Q

Mitochondria DNA MtDNA

A

genetic material from the mitochondria, passed on only from the mother

38
Q

ejaculation

A

release of sperm

39
Q

semen

A

combination of fluid and sperm

40
Q

fraternal twins

A

twins developed from different fertilised eggs

41
Q

fetus

A

the unborn young of an animal that has developed a distinct head, arms and legs

42
Q

placenta

A

an organ formed in the mother’s womb through which the baby receives food and oxygen from the mother’s blood and the baby’s wastes are removed

43
Q

gestation period

A

time spent by offspring developing in the uterus

44
Q

premature

A

describes a baby born less than 37 weeks after conception

45
Q

breech

A

describes a birth in which the baby is born feet first

46
Q

caesaren

A

operation to remove a baby by cutting the mother’s abdomen

47
Q

oxytocin

A

a hormone

48
Q

conception

A

embedding of a fertilised egg in the uterus wall

49
Q

cotraception

A

prevention of fertilisation of an egg or prevention of a fertilised egg becoming embedded in the uterus wall

50
Q

contraception

A

devices or substances that prevent fertilisation of an egg or prevent a fertilised egg becoming embedded in the uterus wall

51
Q

transdermal patches

A

skin applications containing hormones that are absorbed through the skin

52
Q

vagina pills

A

soluble capsules containing spermicides that are placed in the vagina to prevent conception

53
Q

testosterone injection

A

hormone injections that reduce sperm production

54
Q

anti-fertility vaccines

A

injections to control sperm and testosterone levels

55
Q

sperm duct plug

A

injection of a liquid plastic to block the sperm duct

56
Q

chemical sterilisation

A

oral medication that results in male infertility

57
Q

gossypol

A

a non-hormonal substance that occurs naturally in unrefined cottonseed oil. When taken orally, it reduces sperm count.

58
Q

infertility

A

the inability to have children``

59
Q

sterile

A

describes a person unable to produce reproductive cells

60
Q

doner eggs

A

describes a person unable to produce reproductive cells

61
Q

test tube babies

A

babies resulting from fertilisation of eggs by sperm in the laboratory

62
Q

surrogacy

A

pregnancy that occurs when the fertilised egg is placed in the uterus of another woman who did not produce the egg

63
Q

pre implantion genetic diagnosis

A

a procedure to diagnose and exclude genetic abnormalities in embryos before implantation into the mother’s body

64
Q

ultrasound

A

sound with frequencies too high for humans to hear

65
Q

amniocentesis

A

removal and testing of fluid from the amniotic sac surrounding the fetus

66
Q

chorionic villus sampling

A

a procedure in which cells from the developing placenta are removed for testing at 10–12 weeks of pregnancy, allowing certain abnormalities to be detected