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label B,C,D
B= dorsal white column
C= ventral white column
D= lateral white column


label A, E, F
A= white columns
E= dorsal median sulcus
F= gray commissure


label G, H, I
G= dorsal horn
H= ventral horn
I= lateral horn


label J, K, L
J= grey matter
K= central canal
L= ventral median fissure


label M, N, O, P
M= dorsal root ganglion
N= spinal nerve
O= dorsal root
P= ventral root


label
blue
purple
red
blue= pia mater
purple= arachnoid mater
red= dura mater


what does this represent
brachial plexus

spinal nerves


rami: dorsal and vetral


C5,C6,C7,C8,T1


green= trunks
purple= superior trunk
blue= middle trunk
red= inferior trunk


divisions


red= cords
green= lateral cord
yellow= posterior cord
purple= medial cord


branches

purple= musculocutaneous nerve
green= axillary nerve
blue= median nerve
red= radial nerve
yellow= ulnar nerve


green= posterior white column
red= lateral white column
purple= anterior white column


what is this image
spinal cord

purple= dorsal grey horn
pink= ventral grey horn
red= lateral grey horn


purple= central canal
red= anterior median fissure


purple= dorsal root ganglion
blue= dorsal root


blue= dorsal ramus
red= ventral ramus
purple= spinal nerve

draw the brachial plexus
draw the spinal cord

blue= somatic sensory neuron
green= somatic motor neuron


monosynaptic reflex ( patellar reflex)


pink= somatic sensory neuron
purple= interneuron
orange= somatic motor neuron


polysynaptic reflex ( pain withdrawal)

draw monosynaptic reflex
draw polysynaptic reflex

purple= spinal cord
green= dura mater


orange= concus medullaris
yellow= caude equina


red= no cord
pink= filum terminale


orange= L1
purple= S2

draw spinal cord coronal section