Keywords

Cervix: entry to the uterus.

The Menstrual Cycle (Period):

Day 4-13: Egg mature and endometrium thickens

Female Reproductive System:

Ovary: produce egg and female sex hormone - oestrogen

Uterus: where a fertilised egg grows and develops into a baby

Vagina: holds the penis during intercourse and is the birth canal

Day 1-5: Menstruation (period) and a new egg starts to develop

Fallopian Tube: carries egg to the uterus. fertilisation occur here

Penis: transfers sperm into the vagina during sexual intercourse

Pregnancy:

Day 14: Ovulation (egg is released from ovary into Fallopian tube). the egg has approx. 48 hours to be fertilised or it will die.

Male Reproductive System:

Seminal Gland: produces seminal fluid

Scrotum: holds testes and keeps them at 25oC, the ideal temperature for sperm production.

Testicle: produces sperm and the male sex hormone - testosterone

Sperm duct: carries sperm and seminal fluid

Day 14-28: lining in the uterus is maintained

Embryo passes to Mother: Urea, Water, CO2

Mother passes to Embryo: Nutrients, Antibodies,O2