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Bones of the labyrinth (of left ear) outer surface, unopened.

Translated by: Ronald A. Bergman, PhD and Adel K. Afifi, MD, MS
Peer Review Status: Internally Peer Reviewed


 

Bones of the labyrinth (of left ear) outer surface, unopened.

a) Oval window.
b) Round window.
c) Promontorium.
d) Superior semicircular canal.
e) Anterior leg of the superior semicircular canal.
f) Superior bony ampulla of superior semicircular canal.
g) Posterior leg of superior semicircular canal continous with the upper leg of the posterior semicircular canal.
h) Posterior semicircular canal (s. inferior).
i) Superior leg, posterior semicircular canal.
k) Inferior leg, posterior semicircular canal.
l) Inferior ampulla bone.
m) Lateral (s. external or horizontalis) semicircular bone.
n) Anterior leg, lateral semicircular canal
o) Posterior leg, lateral semicircular canal.
p) Anterior ampullary bone.
q) First turn of cochlea.
r) Second turn of cochlea.
s) Third, half turn of cochlea (2.5 turns).
t) Apex (s. apex cochlea or cupola).

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