Biology 5090 · O Level · Mammalian nervous system

Mammalian nervous system — practice question

The nervous system controls and coordinates body activities.
(a(i))[1]

Name the kind of coordinated response that occurs in reaction to a particular stimulus, for example the hand being withdrawn from a hot object touching the skin.

(a(ii))[7]

Outline, in the correct order, the role of each named type of neurone involved in producing this coordinated response.

(b)[2]

Suggest why damage to a person’s spinal cord may mean that the person cannot produce coordinated responses.

Worked solution & mark scheme

This 10-mark question has a full step-by-step worked solution and mark scheme. One marking point: reflex action / involuntary response

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