Osteology

Roentgenogram, right temporal bone; ear ossicles in situ

For permissions information regarding the use of these images, please contact Drew Bourn at dbourn@stanford.edu

Image #40-6
Bassett ImageDiagram Image
Legend Image
Osteology
Roentgenogram, right temporal bone; ear ossicles in situ
The temporal bone was decalcified after removal of the ear ossicles. These ossicles were then replaced in their normal positions. The view is from above. The ossicles are shown in detail in 62-6 ff.
1 . Carotid canal
2 . Petrosal part
3 . Upper pointer: Cochlea Lower pointer: Vestibulum
4 . Internal acoustic meatus
5 . Semicircular canal superior
6 . Semicircular canal posterior
7 . Stylomastoid foramen
8 . Temporal bone (squamous part)
9 . Upper pointer: Tympanic cave Lower pointer: Manubrium of malleus
10 . Capitulum of malleus
11 . Body incus
12 . External acoustic meatus
13 . Stapes (base of stapes lies in fenestra vestibuli medial to pointer)