Interior of the Left Labyrinth

View of the interior of the left labyrinth. The bony wall of the labyrinth is removed superiorly and externally. Labels: 1, fovea hemielliptica; 2m fovea hemispherica; 3, common opening of the superior and posterior semicircular canals; 4, opening of the aqueduct of the vestibule; 5, the superior, 6, the posterior, and 7, the external semicircular canals; 8, spiral tube of the cochlea (scala tympani); 9, opening of the aqueduct of the cochlea; 10, placed on the lamina spiralis in the scala vestibuli.

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