Biology
- Created by: Faolan
- Created on: 08-11-14 14:06
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- Nervous system and hormones
- Nervous system
- It is very quick and doesn't last long
- They are in your skin
- Thravel through a coordinator
- Message goes directly to the effector
- response is short lived
- Hormones
- Hormones could last of hours.
- produced by special glands
- Travel through blood
- Message is indirectly sent to the effector
- Response lasts longer
- A chemical messenger produced buy a gland which diffuses int the blood
- Testes- Oestrogen. Ovary- Oestrgen. Ardenal- Adrenaline . Pancreas- insulin
- Nervous system
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