O-LevelBiologyCoordination & Response5090/11 · Oct/Nov 2014 · Q231 Mark

In what way is the pupil reflex different from some other reflexes?

Achange in the environment causes impulses in the sensory neurone.

BThe function of the reflex is protective.

CThe relay neurones are in the brain.

DThe response occurs quickly.

✓ Correct answer

C: The relay neurones are in the brain.

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Topic: Coordination & Response, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, Oct/Nov 2014 Paper 1 Variant 1, question 23.

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