Compare contrast nervous and hormonal mechanisms for control and coordination in animals.

AcademicBiologyNCERTClass 10


Nervous system
Endocrine system

1. It is made of neurons.

1. It is made of secretory cells called glands.

2. Messages are transmitted in the form of electric impulses.
2. Messages are transmitted in the form of chemicals called hormones.
3. The brain and the spinal cord constitute the nervous system.
3. The glands and organs like the thyroid, pituitary glands, and reproductive organs (ovaries and testes) are involved in the endocrine system.
4. The path of transmission of messages is the long fiber nerves.

4. The path of transmission of messages is the main bloodstream.

5. The nervous system controls both voluntary and involuntary actions.
5. The endocrine system regulates only involuntary actions.
6. The responses caused by the nervous system are localized.
5. The responses caused by the endocrine system are widespread.
raja
Updated on 10-Oct-2022 13:19:02

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