O-LevelBiologyCoordination & Response5090/12 · Oct/Nov 2018 · Q221 Mark

What is a major function of the medulla in the brain?

Abalance and coordination

Bcontrolling contractions of the diaphragm

Creasoning and thinking

Dsecretion of hormones

✓ Correct answer

B: controlling contractions of the diaphragm

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Topic: Coordination & Response, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, Oct/Nov 2018 Paper 1 Variant 2, question 22.

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