The human brain and imaging

The human brain and imaging Quiz

Spec 8.14–15 · Edexcel International A Level Biology: Quiz

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5 questions, one answer each

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  1. 1. Damage to which part of the brain would most affect the control of breathing rate?

    • A. Cerebellum
    • B. Hypothalamus
    • C. Cerebral hemispheres
    • D. Medulla oblongata

  2. 2. Which scan is best for showing which regions of the brain are active during a task, without using radiation?

    • A. CT
    • B. fMRI
    • C. PET
    • D. X-ray

  3. 3. Which part of the brain regulates body temperature?

    • A. Hypothalamus
    • B. Cerebellum
    • C. Pituitary gland
    • D. Medulla oblongata

  4. 4. What is the cause of Parkinson's disease?

    • A. Excess serotonin
    • B. Loss of dopamine-secreting neurones
    • C. Damage to the cerebellum
    • D. Loss of acetylcholine receptors

  5. 5. Why must new drugs for depression be tested in clinical trials?

    • A. To increase the serotonin level
    • B. To check that the drug crosses the blood-brain barrier
    • C. To check that it is safe and effective
    • D. To show that depression is caused by serotonin

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