The A to Z of Anatomical Histological and Medical terms
E
A
B
e- outside, external, out, protrude, over, away, less
C
ec- outside, out, to protrude over, away, less / house
Eccrine (EHK-rihn) a type of sweat gland that functions in the
D
maintenance of body temperature.
ecto- outer, out of place
E
echin- spine or thornlike processes (ee-kine) F
Ectoderm (EHK-toh-derm) one of 3 primary germ layers in the
developing embryo. It gives rise to the NS & to the epidermis and its
G
derivatives.
H
ectoderm: Gk. ektos = outside, and derm = skin, hence, the
outermost germ layer of the embryo.
I
- ectomy to cut out, excise surgically
J
ectopic: Gk. ek = out, and topos = place, hence out of place.
edge: border or margin of a surface.
K
ef- outside out to protrude over away less
efferent: adj.Lt. ex = out, and ferens = carrying, hence,
L
conducting from. M
Efferent arteriole (EHF-er-ehnt ar-TEER-ee-ole) an arteriole that
transports blood away from the glomerulus of a nephron (in the
N
kidney).
O
Efferent ductules (DUK-tew-lz) small coiled tubes that transport
sperm from the rete testis to the epididymis.
P
ejaculatory: Lt. ex = out, and jacere = to throw, hence throwing
Q
out.
Elastic cartilage a type of cartilage (CT) that contains large numbers R
of elastic fibers in a more opaque matrix- present in the external ear,
& parts of the larynx.
S
Elasticity (ee-lahs-TIH-sih-tee) the physiological property of tissue to T
return to its original shape after extension or contraction.
elbow: the junction between arm and forearm.
U
elevate: Lt. elevatus = raised up, hence, to raise up, and elevation
V
= a raised part ≠ depress.
em- within inside into in on
W
emboliformis: adj.Gk. embolus = wedge or blocking matter.
X
Embryo (EHM-bree-oh) in the human - the developing organism
during the first 8 weeks of life after fertilization. Y
embryo: Gk. en = within, and bryein = to swell or grow, the early
stage of intrauterine development.
Z
© A. L. Neill 88
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