Human Endocrine System (OCR GCSE Biology A (Gateway Science Suite)): Flashcards
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Practise the cards
15 cards from this deck
What does the endocrine system send around the body?
What does the endocrine system send around the body?
Hormones (chemical messengers)
What is the pituitary gland nicknamed?
What is the pituitary gland nicknamed?
Master gland
Hormone secreted by pancreas
Hormone secreted by pancreas
Insulin
What does the pancreas control?
What does the pancreas control?
Blood glucose levels
Hormone secreted by thyroid
Hormone secreted by thyroid
Thyroxine
What does the thyroid control?
What does the thyroid control?
Metabolic rate, heart rate and temperature
Hormone secreted by adrenal gland
Hormone secreted by adrenal gland
Adrenaline
Role of adrenal gland
Role of adrenal gland
'Fight or flight' response
Hormone secreted by ovary
Hormone secreted by ovary
Oestrogen
What does oestrogen control?
What does oestrogen control?
Menstrual cycle & female secondary sexual characteristics
Hormone secreted by testes
Hormone secreted by testes
Testosterone
What does testosterone control?
What does testosterone control?
Sperm production & male secondary sexual characteristics
How do glands secrete hormones?
How do glands secrete hormones?
Directly into the bloodstream
Speed of endocrine vs nervous system
Speed of endocrine vs nervous system
Much slower
Duration of endocrine vs nervous system
Duration of endocrine vs nervous system
Acts for longer