A researcher records signals from four structures: the brain, the spinal cord, the cerebral hemispheres and a sensory nerve.
Which recorded structure is not part of the central nervous system?
the spinal cord
the sensory nerve
the brain
the cerebral hemispheres
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.