Fig. 44-6. Ossicles of the right ear, medial aspect. A, Processes and articulations: 1, incudomallear; 2, incudostapedial. B, Diagram of the lever-like action of the ossicles. For simplification, movements (arrows) are shown as though they take place in one plane. The fixed pivots (in black) are anchored to the bony walls of the tympanic cavity. (A is based on Bassett, B on Guelke and Keen.) Click for high resolution image.

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