Human Reproductive System Flashcards
Sperm duct
Brings the sperm from the testes to the penis
Glands and vesicles
Produce seminal fluid which mixes with sperm to form semen (allows sperm to swim)
Penis
Enters the female and ejaculates semen
Fertilisation
The fusing of the gametes to form a zygote
Zygote
Egg and sperm fuse to form a single cell
Embryo
Division of the zygote occurs and it grows. Attaches the lining of the uterus (implantation)
Foetus
After 8 weeks looks like a human
Implantation
Occurs when the fertilised egg lodges itself on the lining of the uterus
Ovulation
The release of an egg from an ovation day 14 of the monthly cycle
Puberty
When hormones causes changes in the body to make it sexually mature
Menstruation
The shedding of the lining of the uterus
Fertile period
The time in the menstrual cycle when pregnancy is most likely to occur
Testes
Produce sperm
Family planning
To control the number of children you have, you need to control the number of times fertilisation takes place.
Natural methods of contraception
Aim to detect the day ovulation takes place and avoid intercourse during the fertile period