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CAIE A-Level Biology 15.1.3 Sensory, Relay and Motor Neurones

Practise identifying sensory, relay and motor neurones from cell-body position, dendron, axon and connections while tracing impulses from receptor to CNS and effector.

Syllabus
2028–2030
Course
Biology 9700
Level
A2

Exam points

  • identify sensory neurones by receptor-linked dendron and off-centre cell body
  • identify relay neurones within the CNS and motor neurones leading to effectors
  • label myelin, nodes, axon terminals and mitochondrial regions from function clues

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