encephal- or cerebr-
brain
hemi-
half
pycho-
mind
mani-
madness, mental disturbance
hydro-
water
-esthesia
sensation, feeling
mening-
membrane
thalam-
inner chamber
plexus
braid, an interweaving, or network
dendr- or ramus
tree, branching (as in nervous system)
-asthenia
weakness
ment- or phren-
mind
hypno-
sleep
dura
hard
sedat-
quiet, calm
gangli-
swelling, knot-like mass
mirc-
small
phob-
fear
neuron-
nerve(nervous system)
-plegia
paralysis
somni-
sleep
schiz-
split
CC
chief complaint
EEG
electroencephalogram