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Casts of the bony labyrinth of the ear. Labels: A, left labyrinth see from the outer side; B, right labyrinth from the inner side; C, left labyrinth from above; Fc, round foramen; Fv, oval foramen; h, horizontal semicircular canal; ha, its ampulla; Vaa, ampulla of anterior vertical semicircular canal; Vpa, ampulla of posterior vertical semicircular canal; Vc, conjoined portion of the two vertical canals.

The Bony Labyrinth of the Ear

Casts of the bony labyrinth of the ear. Labels: A, left labyrinth see from the outer side; B, right…

Bones of the ear: Malleus, Incus and Orbiculare, Stapes. The bones of the area are connected with each other in the drum and serve to transmit vibrations of the membrane of the tympanum to the internal ear. They are very hard and brittle, with no cartilage on their articular surfaces like other bones.

Bones of the Ear

Bones of the ear: Malleus, Incus and Orbiculare, Stapes. The bones of the area are connected with each…

Membranous labyrinth of the right ear, viewed from the outer side.

Membranous Labyrinth of the Ear

Membranous labyrinth of the right ear, viewed from the outer side.

General sectional view of the structure of the ear. Labels: a, the meatus auditorius externus; b, the tympanum; c, the malleus; d, the incus, e, the os orbiculare; f, the stapes; g, the semicircular canals; h, the cochlea; i, the meatus auditorius internus; k, the eustachian tube.

Sectional View of the Ear

General sectional view of the structure of the ear. Labels: a, the meatus auditorius externus; b, the…

Diagram of epithelium in nervous region of ampulla of a semicircular canal of the ear. These canals are associated with the sense of equilibrium.

Equilibrium, Sense of

Diagram of epithelium in nervous region of ampulla of a semicircular canal of the ear. These canals…

Transverse section of human semicircular canal.

Section of Semicircular Canals

Transverse section of human semicircular canal.