Skip to content

Course home

x
Sign up
x

The nervous system

The nervous system

Nervous response pathway from a fingertip stimulus through a receptor, sensory neurone, relay neurone in the CNS, motor neurone and muscle effector to the response

The nervous system detects changes called stimuli and coordinates rapid responses. Receptors convert stimuli into electrical impulses, which travel along specialised cells called neurones.

3.1.1 Structure of the nervous system Lesson

  1. GCSE
  2. /Biology
  3. /3.1.1 Structure of the nervous system

Step-by-step lessons on OCR GCSE Biology 3.1.1 Structure of the nervous system. Each one builds up to exam-style questions. Start with the foundational topics and build up to the higher-tier material.

Lessons