Dorsal Column Pathway Flashcards
1
Q
Function
A
Touch from body
2
Q
Receptors
A
Meissners, merkel
3
Q
1st synapse
A
Dorsal column nuclei (gracilis/cuneatus) in caudal medulla
4
Q
SC tract
A
Dorsal columns; posterior, between dorsal horns
5
Q
Where does it decussate?
A
Caudal medulla (as it leaves dorsal column nuclei)
6
Q
Brainstem pathway
A
Medial lemniscus
7
Q
2nd order target (thal/cerebellum)
A
VPL (ventro posterolateral) thalamus
8
Q
Final target
A
Somatosensory cortex (S1)
