Biology - Hormones

Hormones

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What are hormones?

What are hormones secreted by?

How do hormones travel? And where to 

What gland control the rate of the metabolism?

What part of the body produces insulin?

What do the testes produce?

What do the ovaries produce?

Which of the glands produce adrenaline?

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Hormones are chemical substances that help to regulate the process in the body

the glands

bloodstream, they go from the glands to the target organs

thyroid gland  

Pancreas 

testosterone (which causes the change in puberty) 

Oestrogen  

Adrenal gland 

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How can ions be lost from the body?

Name the hormones that control the menstrual cycle:

What does FSH make happen?

Where is FSH produced?

Where is the hormone Oestrogen produced? 

What does Oestrogen make happen?

What does the hormone LH do?

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Through the skin by sweating

FSH, oestrogen and LH  

It causes the egg to mature in an ovary, and it stimulates the ovaries to release the hormone oestrogen. 

Pituitary glands

Ovaries

It stops FSH being produced and it stimulates the pituitary gland to release the hormone LH

The hormone causes the mature egg to be released from the ovary

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