Explain it

03.01 — 1 short write-up

A checkpoint, not a test

Trace a nervous-system route

Answer in three or four clear sentences.

Trace a touch signal from a receptor in the hand to the CNS, then a command from the CNS to a skeletal muscle. Use afferent, efferent, PNS, CNS, and somatic.

First arrow points toward the CNS; the response arrow points away.