Question

What is the main function of nerve impulses?

Answer 1

Nerve Impulses:

1. A nerve impulse is an electrical charge that travels along the membrane of a neuron.
2. The body has billions of nerve cells.
3. Each nerve impulse involves the movement of ions through the axon membrane.
4. A nerve impulse begins when a neuron receives a chemical stimulus.

Function:

1. A nerve impulse is the relaying of a coded signal from a nerve cell to an effector in response to a stimulus.