Coordination and control – the nervous system

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Question 19
Easy

The propagation of an action potential along a myelinated motor neurone relies on saltatory conduction to rapidly transmit electrical signals to an effector.

The diagram shows a myelinated motor neurone.

Diagram of a myelinated motor neurone with labels A, B, C, and D.

Which labeled structure is the site where depolarisation occurs to propagate the action potential along the axon?

A

B

C

D

Coordination and control – the nervous system Questions

  1. GCSE
  2. /Biology
  3. /Coordination and control – the nervous system