ClipArt ETC
Semi-diagrammatic section through the right ear. Labels: M, concha; G, the external auditory canal; T, tympanic, or drum-membrane (ear drum); P, tympanum, or middle ear; o, oval window; r, round window. Extending from T to o is seen the chain of the tympanic bones; R, Eustachian tube; V, B, S, bony labyrinth; V, vestibule; B, semicircular canal; S, cochlea; b, l, v, membranous labyrinth in semi-circular canal and in vestibule. A, auditory nerve dividing into branches for vestibule, semicircular canal, cochlea.

Ear and Auditory Canal

Semi-diagrammatic section through the right ear. Labels: M, concha; G, the external auditory canal;…

General view of the right external ear and middle. The external ear has been opened by a vertical section carried obliquely lateralward and dorsalward.

External Ear and Middle Ear

General view of the right external ear and middle. The external ear has been opened by a vertical section…

Section through the external meatus, middle ear, and Eustachian tube. Labels: a, External auditory meatus; b, attic of tympanum; c, Eustachian tube; d, internal auditory meatus; e, cochlea; f, ossicles; g, membrana tympani; h, styloid process.

Meatus and Eustachian Tube of the Ear

Section through the external meatus, middle ear, and Eustachian tube. Labels: a, External auditory meatus;…

The middle ear and its bones, considerably magnified. Labels: G, the inner end of the external auditory meatus, closed internally by the conical tympanic membrane; L, the malleus, or hammer-bone; H, the incus, or anvil-bone; S, the stapes, or stirrup-bone.

Middle Ear

The middle ear and its bones, considerably magnified. Labels: G, the inner end of the external auditory…

Lateral view of the right incus.

Lateral View of the Incus

Lateral view of the right incus.

Medial and front view of the right incus.

Medial and Front View of the Incus

Medial and front view of the right incus.

The right malleus viewed from behind.

Malleus From Behind

The right malleus viewed from behind.

The right malleus viewed from in front.

Malleus From in Front

The right malleus viewed from in front.

Diagram to illustrate the action of the ossicles of the middle ear in the conduction of sound to the internal ear.

Ossicles of the Middle Ear

Diagram to illustrate the action of the ossicles of the middle ear in the conduction of sound to the…

Chain of ossicles and their ligaments, seen from the front in a vertical transverse section of the tympanum.

Ossicles of the Tympanum

Chain of ossicles and their ligaments, seen from the front in a vertical transverse section of the tympanum.

The right stapes viewed from above.

Stapes Viewed from Above

The right stapes viewed from above.

Medial view of the right stapes.

Stapes, Medial View of the

Medial view of the right stapes.

Section through left temporal bone, showing inner wall of tympanic cavity.

Tympanic Cavity

Section through left temporal bone, showing inner wall of tympanic cavity.

View of the inner wall of the middle ear. Section through the left temporal bone of a child to show the relations of the middle ear and the mastoid antrum to the middle and posterior fossae of the skull.

Inner Wall of Tympanic Cavity

View of the inner wall of the middle ear. Section through the left temporal bone of a child to show…

View of the outer wall of the middle ear. Section through the left temporal bone of a child to show the relations of the middle ear and the mastoid antrum to the middle and posterior fossae of the skull.

Outer Wall of Tympanic Cavity

View of the outer wall of the middle ear. Section through the left temporal bone of a child to show…

Left tympanic membrane (as viewed from the external auditory meatus).

Tympanic Membrane

Left tympanic membrane (as viewed from the external auditory meatus).

Interior view of the tympanum, with membrana tympani and bones in natural position. 1, Membrana tympani; 2, Eustachian tube; 3, tensor tympani muscle; 4, lig. mallei super; 6, corda-tympani nerve; a, b, and c, sinuses about ossicula.

Tympanum

Interior view of the tympanum, with membrana tympani and bones in natural position. 1, Membrana tympani;…