| 单词 | metacarpal |
| 释义 | metacarpal noun[C] anatomyspecializeduk/ˌmet.əˈkɑː.pəl/us/ˌmet̬.əˈkɑːr.pəl/one of the fivebonesbetween thefingersand thewrist: 掌骨a metacarpalfracture掌骨骨折 Bone structures
You can also find related words, phrases, and synonyms in the topics: The hand Examplesofmetacarpalmetacarpal This technique produces values of bone mineral density for the whole cross-sectional area of themetacarpaland for the two cortical edges. From theCambridge English Corpus The origin of themetacarpalcoordinate system was located on the lateral aspect of the distal end of the third metacarpus. From theCambridge English Corpus The radiographs were scanned at the nutrient foramen of the thirdmetacarpalwith a video densitometer. From theCambridge English Corpus Microdensitometry of themetacarpalbone has also been measured in radiographs, using an aluminium step wedge for calibration. From theCambridge English Corpus Denham79 measured cortical bone thickness in radiographs of the secondmetacarpaland showed that this parameter declined with duration of hemiplegia. From theCambridge English Corpus However, their hands were together in front of them, crossing one above the other at the level of the distal radii and ulnae, carpals, or metacarpals. From theCambridge English Corpus Themetacarpalz-axis, contained in themetacarpalfrontal plane, ran from the origin proximally along the long axis of the segment at 908 to the x-axis. From theCambridge English Corpus This claimed to have shown that women in the highest quartile of bone density at the distal radius ormetacarpalhad a two- to three-fold increased risk of breast cancer. From theCambridge English Corpus Together with the fourteen phalanx bones of the fingers thesemetacarpalbones form five rays or poly-articulated chains. From Wikipedia  This example is from Wikipedia and may be reused under a CC BY-SA license.It connects the dorsal sides of the trapezium and the firstmetacarpal. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The secondmetacarpalbone is connected to the trapezium, trapezoid, and capitate. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The arrangement of the forefoot bone ("metacarpal") columns in eusauropods was semi-circular, so sauropod forefoot prints are horseshoe-shaped. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.X-rays revealed a non-displaced fracture of the fifthmetacarpal. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Humans did not evolve from knuckle-walking apes, and chimpanzees and gorillas independently acquired elongated metacarpals as part of their adaptation to their modes of locomotion. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.In its proximal end, the volar plate becomes membranous and blends with the volar capsule which is attached to the head of themetacarpalbone. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.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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