A person has a spinal cord injury. Surgery stabilises the bones of the spine, but movement does not return.
Which statement best explains this result?
repairing bone does not necessarily restore damaged nerve connections
repairing bone prevents all receptors from detecting further stimuli
repairing bone converts motor neurones into inactive relay neurones
repairing bone stops all neurotransmitters from being released
43 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.