The A to Z of Anatomical Histological and Medical terms
A
innominate: Lain in = not, and nomen = name, hence, without a
B
name, hence innominate bone = unnamed bone generally
referring to the hip.
C insert: Lt. insertio = to join into, implant, hence, to attach; noun -
insertion.
D
inspection: Lt. inspectus = examined, hence, visual examination.
E
insul- island
insula: Lt. = island.
F
Integumentary (ihn-tehg’-yoo-MEHN-tar-ee) pertaining to the skin &
G
its accessory organs.
integument: Lt. in = on, tegmen = roof, hence the skin coat.
H
inter- between
I
intercalated: adj. Lt. inter = between, and calatum = inserted,
hence interposed.
J Intercalated disk (ihn-ter’-kaw-LA-ted dihsk) a transverse thickening
of a cardiac muscle cell’s sarcolemma at its boundary with an
K
adjacent cell. It aids in the conduction of an impulse from one cardiac
L
cell to another.
Intercellular (ihn’-tehr-SEHL-yoo-lar) the area b/n cells.
M
interdigitate: Lt. inter = between, and digitus = a digit, hence, to
N
interlock - like fingers.
Internal (ihn-TER-nawl) a directional term describing a location deep
O
to the surface of the skin relative to something else.
P
internal: adj.Lt. internus = inward, hence, nearer the inside.
interstitial: adj.Lt. inter = between, and sistum = set, hence, set
Q between.
Interstitial cells (ihn’-ter-STIH-shuhl) cells in the testes located b/n
R
seminiferous tubules that secrete testosterone. (= cells of Leydig).
S
Interstitial fluid (ihn’-tehr-STIH-shuhl FLOO-ihd) the portion of
extracellular fluid which fills the tissue spaces b/n cells. (= tissue
T
fluid and intercellular fluid).
U
Intervertebral disk (ihn’-tehr-VEHR-teh-brahl disk) a cartilaginous
joint consisting of a pad of fibrocartilage located b/n two adjacent
V
vertebrae.
W
Intestinal gland (ihn-TEHS-tihn-awl glahnd) a tubular gland in the
mucosa of the small intestine which secretes digestive enzymes.
X (= crypt of Leiberkuhn).
intestine: Lt. intestinum = the digestive tube beyond the stomach.
Y
intima: Lt. = innermost.
Z
intra- within
105 © A. L. Neill
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