The Endocrine System
- Created by: mollyridgway
- Created on: 04-05-18 21:51
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- The Endocrine System
- Thyroxine
- regulates metabolism
- controlled by pituitary gland
- TSH stimulates thyroid gland
- thyroxine goes up, TSH goes down
- Adrenaline
- fight or flight
- exercise, anxiety, fear
- increases heart, breathing, blood supply and blood glucose rates
- Menstrual cycle
- oestrogen
- build up of uterus wall
- progesterone
- maintains womb lining
- FSH
- stimulates egg
- lining breaks down
- repair of uterus wall
- egg released
- p + o make lining stay thick
- no egg - cycle restarts
- p + o make lining stay thick
- egg released
- repair of uterus wall
- oestrogen
- Negative feedback
- controls hormone levels
- acts like thermostat
- Thyroxine
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