Unit 1 Flashcards
(12 cards)
What are three conditions homeostasis has to keep in balance?
Water levels
Sugar levels
Body temperature
What are the seven main food groups?
Carbohydrates Proteins Fats Water Fibre Vitamins Minerals
What is the metabolic rate?
The speed at which chemical reactions take place in your body.
What is IVF?
Mixing the egg and sperm outside the body
Explain how IVF works?
FSH is used to cause the egg to mature. The egg is then removed. Mixed with sperm outside the body then put back into the womb.
Give an advantage and a disadvantage of IVF
It means women who can’t get pregnant naturally can have a child.
It can be quite expensive.
What is a hormone?
A chemical messenger.
Where is FSH produced and what does it do?
It is produced in the pituitary gland and cause the egg to mature
Where is LH produced and what does it do?
It is produced in the pituitary gland and causes the egg the released.
Where oestrogen produced and what does it do?
It is produced in the ovaries and causes the lining of the womb to develop.
When developing new drugs why do they need to be tested before being released?
To check if they are toxic or have any side effects.
What is the definition of Homeostasis?
Keeping all internal condition in balance
