| 词汇 | quadrate |
| 释义 | quadrate noun[ C ] medical specializeduk /ˈkwɒd.reɪt/ us /ˈkwɑːd.reɪt/ a square or cube-shaped part of the body: （身体部分）方形的 the quadrate bone方骨 Substances & structures in the body abductor accessorius ACL actin adductor fundus funiculus fusiform glomerular glomerulus myosin navicular neuroendocrine neurohormonal neurohormone tendinous tendinum tendo tensor Th Examples of quadratequadrate Both left and right quadratojugals are fused to the quadrates. A groove is present laterally on the quadrates where the dorsal processes of the quadratojugals overlap. The dorsal end of the right quadrate is expanded slightly and narrow anteroposteriorly. Part of the pterygoid overlaps and is fused to the anteromedial end of the pterygoid process of the left quadrate. Originally, the quadrate-mandibular joint was probably placed under the mid-region of the orbit. The bone is triradiate in lateral view, with a ventral process that is concave on its medial side for articulation with the head of the quadrate. The quadrate is subtriangular, fan-shaped. In later mammal ancestors, the articular and quadrate separated from the jaw joint while the articular developed into the malleus bone of the middle ear. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In crocodyliforms, the braincase is strongly sutured to a bone called the quadrate, making the skull completely immovable or akinetic. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The malleus is derived from the articular (a lower jaw bone), while the incus is derived from the quadrate (a cranial bone). From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The quadrate bone has on its front edge a large wing-like expansion, touching the pterygoid. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The skull and mandible are articulated, with only slight displacement of the quadrate and mandible relative to each other. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The bones of the mandible and quadrate bones can also pick up ground borne vibrations. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Streptostyly is the fore-aft movement of the quadrate about the otic joint (quadratosquamosal joint), although transverse movements may also be possible. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Suprastapedial process of quadrate moderately large, distally pointed. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. See all examples of quadrate These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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