quadrate bone


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Related to quadrate bone: Hyomandibular, quadrate muscle

quadrate bone

[′kwä‚drāt ‚bōn]
(vertebrate zoology)
A small element forming part of the upper jaw joint on each side of the head in vertebrates below mammals.
References in periodicals archive ?
Flowever, neoplastic infiltration of the quadrate bone could not be excluded from consideration.
The right quadrate bone was normal, with a gas-filled central cavity with numerous, thin, mineral-attenuating trabeculae.
Material from within the cavity of the quadrate bone was removed and submitted for aerobic and anaerobic cultures and for histopathologic evaluation.