Key Stage 4 Higher
Meaning
Adrenaline is a hormone produced by the adrenal glands which affects the fight or flight response of vertebrates.
About Adrenaline
Adrenaline's effect on target organs:
- The heart is caused to beat faster.
- The bladder becomes irritating causing an organism to feel the need to urinate.
- The brain and nervous system increase the speed of electrical impulses giving shorter reaction times.
References
AQA
- Adrenaline, 190, 202-3, 214-5, GCSE Biology; Student Book, Collins, AQA'
- Adrenaline, page 199, GCSE Combined Science Trilogy; Biology, CGP, AQA'
- Adrenaline, page 235, GCSE Biology, CGP, AQA'
- Adrenaline, page 80, GCSE Biology; The Revision Guide, CGP, AQA'
- Adrenaline, pages 12, 22, GCSE Combined Science Trilogy 2, Hodder, AQA'
- Adrenaline, pages 160-161, 167, GCSE Biology; Third Edition, Oxford University Press, AQA'