Sensory neuron receiving from a region above T6
Input from upper body and
upper limbs.
Uses the cuneate tract
Cuneate tract
from upper body
© KCL
Cervical cord TS
Thoracic cord TS
Primary sensory neuron
receiving from below T6
Axon does not synapse here
Input from lower body and
lower limbs.
Uses the gracile tract
Gracile tract
from lower body
First synapses in dorsal medulla (gracile and cuneate nuclei)