Electrical Activity in Nerves -- THE ACTION POTENTIAL IN DETAIL

Question 1

What is an action potential?

Answer 1

The “electricity” or electrical impulse produced by nerve cells which is
responsible for the functioning of the nervous system, organs, and for
muscle contraction.

Question 2

What is the value of Action Potential

Answer 2

+20 mV

Question 3

Action potential is described as……(3 things)

Answer 3

1. A strong depolarization (positive charge +20mV)
2. A reversal of the resting potential
3. A moving charge that flows down nerve cells