Tracts Flashcards
astereognosis
unable to recognize shape of object in hand with eyes closed; associated with DCML (but would also need CST)
atopognosis
unable to locate stimulus/point of touch; associated with DCML (mainly, but also with STT)
anhidrosis
inability to sweat normally/unable to sweat. Common in Horner’s which is associated with HTST
miosis
prolonged pupil constriction
ptosis
drooping of eyelid
associated with Horner’s, associated with HTST
anhidrosis, miosis, ptosis (IPSILAT)
C3
in the supraclavicular fossa, at the midclavicular line
C6
on the dorsal surface of the of the proximal phalanx of the thumb
C7
on the dorsal surface of the proximal phalanx of the middle finger
C8
on the dorsal surface of the proximal phalanx of the little finger
L3
at the medial femoral condyle
L4
over the medial malleolus
L5
on the dorsum of the foot at the 3rd metatarsal phalangeal jt
S1
lateral aspect of the calcaneus
S2
midpoint of the popliteal fossa
MLF
Medial longitudinal Fasciculus: ASTT and vestibulospinal tract; travel and terminate in cervical
STT 1st order neuron passes through
RL I-IV, then AWC
ASTT and LSTT join at
middle medula
ASTT and LSTT caudal medulla blood supply
ASA
STT rostral medulla blood supply
PICA
STT 3rd ON
VPL
STT 2nd ON
RL 1-4 or 5-7 (if ascends)
STT caudal pons blood supply
LCBA, AICA
STT rostral pons blood supply
LCBA, S Cerebellar A
