Question

the insulating covering sheet of the action is called .a )plasmalemma b )dura matter C )neurilemmaa d)piameter​

Answer 1

Answer:

Option C

Explanation:

NEURILEMMAA is the insulating covering sheet of the action

Answer 2

The insulating covering sheet of the axon fibre is known as the myelin sheath.

Explanation:

• Myelin sheaths when present over an axon, the structure appears like an electrical wire.
• The insulating wire is known as myelin and this helps in speeding up the transmission of the electrical impulses through the brain.
• This presence of myelin sheath also helps in reducing the capacitance of the axonal membranes in the nervous system of the mammals.

Learn more about Myelin sheath:

If myelin sheath is continuous in myelinated nerve fibre than what will happen in neuronal conduction?

1) Velocity is increased

2) Conduction is slow

3) Conduction is stopped

4) None of these

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