O-LevelBiologyCoordination & Response5090/11 · May/June 2010 · Q221 Mark

Which is not controlled directly by the nervous system?

Ablood glucose concentration

Bdilation of the blood vessels

Cheart rate

Dpupil diameter in the eye

✓ Correct answer

A: blood glucose concentration

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Topic: Coordination & Response, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, May/June 2010 Paper 1 Variant 1, question 22.

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