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3.1 Coordination and control – the nervous system

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Question 14
F

A person touches a hot pan and quickly moves their hand away.

Which sequence shows the pathway taken by the nerve impulses in this reflex?

[1]
A

receptor →\rightarrow→ sensory neurone →\rightarrow→ relay neurone →\rightarrow→ motor neurone →\rightarrow→ effector

B

receptor →\rightarrow→ motor neurone →\rightarrow→ relay neurone →\rightarrow→ sensory neurone →\rightarrow→ effector

C

effector →\rightarrow→ sensory neurone →\rightarrow→ relay neurone →\rightarrow→ motor neurone →\rightarrow→ receptor

D

receptor →\rightarrow→ relay neurone →\rightarrow→ sensory neurone →\rightarrow→ motor neurone →\rightarrow→ effector

Markscheme

3.1 Coordination and control – the nervous system Questions

  1. GCSE
  2. /Biology
  3. /3.1 Coordination and control – the nervous system

135 exam-style questions on OCR GCSE Biology 3.1 Coordination and control – the nervous system, covering 3.1.1 Structure of the nervous system, 3.1.2 Coordinated response, 3.1.3 The reflex arc, 3.1.4 Structure of the eye, 3.1.5 Defects of the eye, 3.1.6 Structure and function of the brain, 3.1.7 Difficulties of investigating brain function, and 3.1.8 Limitations in treating nervous system damage. Each one has a worked solution and a mark scheme showing where the marks go.

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