Human Reproduction

Question 1

Gonad

Answer 1

Organ that produces sex cells in animals

Question 2

Semen

Answer 2

Fluid containing sperm and seminal fluids

Question 3

Puberty

Answer 3

Beginning of sexual maturity

Question 4

Secondary sexual characteristics

Answer 4

Features that distinguish males from females apart from sex organs themselves

Question 5

Infertility

Answer 5

Inability to produce offspring

Question 6

Ovulation

Answer 6

Release of an egg from an ovary

Question 7

Menstrual cycle

Answer 7

Series of events that occurs every 28 day’s on average in the female if fertilisation has not taken place

Question 8

Menopause

Answer 8

When ovulation and menstruation stop happening in the female

Question 9

Menstruation

Answer 9

Discharge of the lining of the uterus and the unfertilised egg

Question 10

Copulation

Answer 10

Act of sexual intercourse

Question 11

Orgasm

Answer 11

Physical and emotional sensations experiences at the peak of sexual excitement

Question 12

Ejaculation

Answer 12

Release of semen from the penis

Question 13

Insemination

Answer 13

Release of semen inside the vagina outside the cervix

Question 14

Fertilisation

Answer 14

When the nucleus of the sperm fuses with the nucleus of the egg forming a diploid zygote

Question 15

Implantation

Answer 15

Embedding of the fertilised egg into the lining of the uterus

Question 16

IVF

Answer 16

Involves removing eggs from an ovary and fertilising outside of the body

Question 17

Morula

Answer 17

Solid ball of cells formed from a zygote by mitosis

Question 18

Blastocyst

Answer 18

Hollow ball of cells formed from a morula

Question 19

Germ layers

Answer 19

Basic layer of cells in a blastocyst from which all adult tissues and organs will form

Question 20

Gestation

Answer 20

Length of time spent in the uterus from fertilisation to birth

Question 21

Lactation

Answer 21

Secretion of milk by the mammary glands of the female

Question 22

Birth control

Answer 22

Methods taken to limit the number of children that are born

Question 23

Contraception

Answer 23

Deliberate prevention of fertilisation or pregnancy