The A to Z of Anatomical Histological and Medical terms
Large intestine the final segment of the alimentary canal consisting
A
of a large tube that forms the faeces, which is expelled by the process
B
of defecation.
Larynx (LAR-ihnks) a box-like cartilaginous organ in the respiratory C
tract located b/n the pharynx & the trachea.
larynx: Gk. = voice-box, adj.- laryngeal.
D
lata: Lt. latus = side.
E
Lateral (LA-tehr-awl) a directional term describing a structure that is
located further from the vertical midline of the body relative to another.
F
lateral: adj. Lt. latus = side, hence, nearer the side.
G
latissimus: superlative of adj.Lt. latus = wide, hence, latissimus
dorsi muscle, the widest muscle of the back; earlier name was
H
anitersor - wiper of the anus.
leg: the lower limb b/n the knee & the ankle.
I
leio- smooth J
lemniscus: Gk. lemniskos = a band or ribbon (applied to nerve
fibres).
K
Lens an oval, transparent structure located b/n the posterior iris & the
L
vitreous humor of the eyeball. It is connected to the vascular tunic by
suspensory ligaments -it is a cataract if it becomes opaque.
M
lens: Lt. = lentil - transparent body with surfaces curved to re-
N
direct light adj. lentiform or lenticular.
lentiform: adj.Lt. lens = lentil, and forma = shape, hence, lentil-
O
shaped.
lepto- thi, delicate small mild
P
leptomeninx: Gk. lepto = delicate, & meninx = membrane. Q
generally refers to pia & arachnoid meninges
leuco- white, colourless, pale (AS leuko)
R
leuko- white, colourless, pale (AS leuco)
S
Leucocyte (LOO-ko-site) a white blood cell. (AS leukocyte).
Leukocyte (LOO-ko-site) a white blood cell. (AS leucocyte).
T
levator- to lift up ≠ depressor
U
levator: Lt. = elevator. ≠ depressor
lien- spleen (leen)
V
lien: Lt. = spleen, adj.- lienal.
levo- left
W
liga- bind X
Ligament (LIHG-ar-ment) a band or cord of dense CT that extends
from one bone to another to provide a joint with structural stability.
Y
ligament: Lt. ligamentum = bandage, usually tying parts to each
Z
other, adj.- ligamentous.
© A. L. Neill 110
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