Structural Organisation In Animals Question 5

Question: To start conduction of impulse, the value of action potential must not be

Options:

A) Less than threshold value

B) More than threshold value

C) Equal to threshold value

D) All of the above

Show Answer

Answer:

Correct Answer: A

Solution:

For a stimulus to be effective, it must have minimum intensity called threshold stimulus i.e., it is minimum amount of stimulus which initiates the nerve impulse transmission.

Below the minimal threshold stimulus has no effect.