Human Reproduction And Genetics

Question 0

The Fallopian tubes

Answer 0

Carry the egg to the uterus, fertilisation occurs here

Question 1

Ovaries

Answer 1

Store and release eggs

Question 2

The uterus (womb)

Answer 2

Is where the fertilised egg becomes implanted and finds nourishment

Question 3

The Vagina

Answer 3

Holds the male penis during sexual inter rose, forms the birth canal during childbirth

Question 4

Gametes

Answer 4

Is a sex cell

Question 5

Male gamete

Answer 5

Sperm

Question 6

Female gamete

Answer 6

Egg/ovum

Question 7

Ovulation

Answer 7

An egg is released from the ovary an average of every 28 days

Question 8

Fertile period

Answer 8

The days of the menstural cycle when a woman is most likely to become pregnant

Question 9

Testes

Answer 9

Produce sperm

Question 10

Sperm duct

Answer 10

Brings the sperm from the testis to the penis

Question 11

Glands and vesicles

Answer 11

Produces seminal fluid which mixes with sperm to form semen

Question 12

Penis

Answer 12

Enters the female and ejaculates semen

Question 13

Puberty

Answer 13

When the body starts becoming sexually mature ( normally happens between the ages of 10 and 15 )

Question 14

Puberty in males

Answer 14

Sex hormones ( testosterone ) are released causing the voice to deepen, hair grows around the sex organs, face, chest and underarms, the testes and penis grows bigger and start to produce sperm

Question 15

Puberty in females

Answer 15

The sex hormones ( oestrogen and progesterone ) are released the breasts develop, hips widen, and hair begins to grow on the body

Question 16

Copulation

Answer 16

Is another name name for sexual intercorse

Question 17

Implantation

Answer 17

Occurs when the fertilised egg lodges itself on the lining of the uterus

Question 18

Zygote

Answer 18

Egg and sperm fuse to form a single cell

Question 19

Embryo

Answer 19

Division of the zygote occurs and growth which attaches to the lining of the uterus (implantation) grows more, and after 8 weeks looks like a human

Question 20

Foetus

Answer 20

After 8 weeks looks like a human

Question 21

Pregnancy

Answer 21

The average length of pregnancy is 40 weeks

Question 22

Amniotic fluid

Answer 22

This fluid provides a cushion for the embryo, this bursts during the delivery of the baby “waters breaking”

Question 23

Umbilical cord

Answer 23

A tube joining the embryo to the placenta

Question 24

Placenta

Answer 24

Is rich in blood vessels, it is here that food and oxygen from the mothers blood pass into the baby’s blood, also wastes such as carbon dioxide pass from the baby’s blood into the mothers blood

Question 25

Birth

Answer 25

Begins when the uterus muscles start to contract. The bag of amniotic fluid bursts “waters bursting” and further contractions push the baby out usually head first. The umbilical cord is cut and the placenta ( afterbirth ) comes out after

Question 26

Labour

Answer 26

Muscles of the uterus contract

Question 27

Family Planning

Answer 27

To control the number of children you have you need to control the number of times fertilisation takes place

Question 28

Natural methods of contraception

Answer 28

Aim to detect the day ovulation takes place and avoid intercourse during the fertile period

Question 29

Artificial methods of contraception

Answer 29

Prevent the sperm and eggs meeting E.g. condom which prevents sperm entering the vagina E.g. contraceptive pill which prevents ovulation

Question 30

Abstain

Answer 30

It is important to relapse no method is 100% reliable, to abstain ( to not have sexual intercorse ) from sex is the only way to avoid pregnancy

Question 31

Condoms

Answer 31

Prevent pregnancy and prevent the spread of these diseases and infections Sexually transmitted diseases ( STD’s ) or Sexually transmitted infections ( STI’s )