Fertilisatie les

• Biologie
• Middelbare school
• havo
• Leerjaar 2

Ground rules 

Fertilisation

Menstruation

When an egg is not fertilised, part of the uterus lining detaches. This is menstruation.

Average age for girls to start their menstruation is 13.

True / False ?

A woman can NOT get pregnant before she has had her first period.

1. True
2. False

An egg cel is about the same size as a sperm cell

1. True
2. False

Organs

-Ovaries: produce egg cells.

-Fallopian tubes: transport egg cells. Where fertilisation happens.

Assignment

Sammy the Spermcel