Words of This Lesson
- Sperm: the tiny male reproductive cell made in the testes
- Egg: the female reproductive cell released from the ovary
- Ovary: the female organ where eggs are formed
- Fallopian tube: the tube where the egg and sperm meet
- Uterus: the organ in which a baby grows
- Pregnancy: the condition that begins once an egg and a sperm have joined
- Line of descent: the chain of a family carried on through generations
- Gland: an organ that makes a fluid or a hormone
- Semen: the thick, sticky fluid that sperm float in
- Wet dream: a release of semen that happens by itself during sleep
- Alkaline: able to cancel out the effect of an acid
- Sterilisation: permanent family planning after which a person can no longer produce children