Where did i come from- Topic 3 Flashcards
Where did life come from
Your life begins when your fathers sperm nucleus fuses with your mothers egg. This is called fertilisation.
At this stage you are called a Zygote.
Then you turn into a ball of identical cells called an embryo.
Name some methods contraception
The Natural Method
Chemical Contraception Methods
Mechanical Contraception Methods
Surgical Methods
What is the natural method
This is when a women knows her menstrual cycle. She decides to have sexual intercourse around it.
What are chemical contraception methods
The pill contains hormones that prevent ovulation taking place. Therefore no egg is released during the menstrual cycle.
what are mechanical contraception methods
The condom for example is a sheath that stops the sperm going into the woman’s body.
The diaphragm is a circle of rubber inserted into the top of the vagina to stop the sperm travelling into the uterus and oviducts.