The A to Z of Anatomical Histological and Medical terms
A
pronus- face down
B
proprioceptive: Lt. proprius = one’s own, and captum = taken;
sensory impulses received by the joints and muscles within one’s
C own body.
pros- forward anterior
D
prosection: Lt. pro = before, and sectum = cut. A dissection to
E
demonstrate anatomic structures.
prosector: Lt. pro = before, and sectum = cut. One who prepares
F
an anatomical dissection
G
prosencephalon: Lt. pro = in front, and Gk. enkephalos = brain;
part of the brain rostral to the midbrain.
H
Prostate (PROH-stat) gland a walnut-shaped gland surrounding the
I
urethra as it emerges from the urinary bladder in males. Its
secretions contribute to semen.
J prostate: Gk. pro = before, & Lt. = statum = stood; something
which stands before – e.g. the prostate gland stands before the
K
urinary bladder.
L
protract: Lt. protractus = drawn out; hence, to put forwards (e.g.,
shoulder or mandible). Protraction - the act of protracting.
M
protrude: Lt. protrudo = thrust forwards, e.g. the tongue;
N
protrusion - the act of protruding.
protuberance: Lt. protubero = I bulge out; hence, a bulging bony
O
feature (see tuber).
P
Proximal (PROHKS-ih-mal) a directional term indicating a body part
that is located nearer to the origin or point of attachment to the trunk
Q than another; opposite of distal.
proximal: adj .Lt. proxime = nearest; hence, nearer to the root of
R
a limb.
S
pseudo- false (syoo-doh)
Pseudopod (SOO-do-pohd) a streaming extension of plasma
T
membrane-bound cytoplasm from a mobile cell.
U
Pseudostratified (sew’-do-STRAHT-ih-fide) pertaining to a single
layer of epithelial cells which appears multi-layered when viewed in a
V
prepared slide.
W
pseudostratified Lt. pseudo = false stratified = multi-layered
psor- itching (saw-)
X psoas: Gk. = loin.
pter- wing (ter-)
Y
pterion: Gk. pteron = wing; the region where the tip of the greater
Z
wing of the sphenoid meets or is close to the parietal, separating
133 © A. L. Neill
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