Download Directional terms, Anatomical Planes, Regions and Quadrants

Directional terms, Anatomical Planes,
Regions and Quadrants
Term
anter/o
caud/o
cephal/o
dist/o
dors/o
infer/o
later/o
medi/o
poster/o
proxim/o
super/o
ventr/o
biuni-ad
-ior
anterior (ant)
posterior
inferior (inf)
superior (sup)
distal
proximal
dorsal
ventral
caudal
cephalic
Definition
front
tail (downward)
head (upward)
away (from the point of reference)
back
below
side
middle
back, behind
near (the point of reference)
above
belly (front)
two
one
toward
pertaining to
pertaining to the front
pertaining to the back
pertaining to below
pertaining to above
pertaining to away (from the point of reference)
pertaining to near (to the point of reference)
pertaining to the back
pertaining the the belly (front)
pertaining to the tail
pertaining to the head
anteroposterior
(AP)
posteroanterior
(PA)
lateral (lat)
medial (med)
unilateral
bilateral
mediolateral
mediad
cephalad
pertaining to the front and to the back
pertaining to the back and to the front
pertaining to a side
pertaining to the middle
pertaining to one side (only)
pertaining to two sides
pertaining to the middle and to the side
toward the middle
toward the head
vertical field passing through the body from side to
frontal or coronal
side, dividing the body into anterior and posterior
portions
vertical field running through the body from front to
back, dividing the body into right and left sides.
sagittal
Midsagittal divides the body into right and left
halves
horizontal field dividing the body into upper and
transverse
lower portions
unbilical region around the navel (umbilicus)
epigastric region
directly above the umbilical region
hypogastric
region
hypochondriac
regions
lumbar regions
iliac regions
ant
AP
inf
lat
directly below the umbilical region
to the right and left of the epigastric region
to the right and left of the umbilical region
to the right and left of the hypogastric region
anterior
anteroposterior
inferior
lateral
LLQ
LUQ
RUQ
RLQ
left lower quadrant
left upper quadrant
right upper quadrant
right lower quadrant
Common prefixes of many medical terms
Prefix
unibihemipanpolya-, anhyperhypoultrainexen-, endoec-, ectoabadantepostpresubepi-
Meaning
one
two
half
all
many, much
none
excessive, above
deficient, under
beyond, excess
into, not
out, away from
in, within
out, outside
away from
toward
before, forward
after, behind
before, in front of
under, beneath
upon, on or above
infrasuprainterintraparaperireretrosyn-, sympertransdiaanacatamicromacro-, megarubecirrh/o
leuk/o
melan/o
psuedometaeumaldysanticoncontradebradytachy-
beneath
above, upper
between
within, into
near, beside, abnormal
surrounding
back, again
behind, backward
together, with
through
through, across
through, complete
up, apart
down
small
large
red
yellow
white
black
false
change, beyond
good, normal
bad
bad, painful, difficult, abnormal
against
with, together
against, opposite
down, lack of
slow
fast
autoparneo-
self
other than, apart from
new