Biology 5090 · O Level · Mammalian nervous system

Mammalian nervous system — practice question

Nerve impulses in neurones can pass 1 from the central nervous system 2 to the central nervous system 3 inside the central nervous system In what direction do impulses move in sensory neurones and relay neurones?

  • Asensory neurone: 1; relay neurone: 2
  • Bsensory neurone: 1; relay neurone: 3
  • Csensory neurone: 2; relay neurone: 1
  • Dsensory neurone: 2; relay neurone: 3

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