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2.3 The nervous system and brain

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Question 42
H

Why can a CT scan help a doctor investigate a suspected brain tumour?

[1]
A

it measures electrical impulses inside the skull without opening the skull

B

it records neurotransmitter diffusion inside the skull without opening the skull

C

it removes abnormal tissue inside the skull without opening the skull

D

it produces images of tissue inside the skull without opening the skull

Markscheme

2.3 The nervous system and brain Questions

  1. GCSE
  2. /Biology
  3. /2.3 The nervous system and brain

111 exam-style questions on Edexcel GCSE Biology 2.3 The nervous system and brain, covering 2.3.1 Structures and functions of the brain, 2.3.2 Imaging brain function with scanning, 2.3.3 Limitations in treating nervous system damage, 2.3.4 Neurones and impulse transmission, and 2.3.5 Structure and function of a reflex arc. Each one has a worked solution and a mark scheme showing where the marks go.

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