Question

Compare and contrast between nervous and hormonal controls in animals

Answer 1

Hey!!

In nervous system, the messages are transmitted in the form of electrical impulses whereas in endocrine system, the messages are transmitted in the form of chemicals called hormones.

Answer 2

Nervous mechanism:-

1. It is performed by nervous system which sent an electrical impulse along axons and as a chemical across synapse and acts through effectors.

2. The information is transmitted instantaneously.

3. the effects are short lived.

Hormonal mechanism:-

1. It is performed by chemical sub. called hormones , secreted by endocrine glands.

2. the information is transmitted slowly not as fast as nervous mechanism.

3. the effects are generally more prolonged.