| 词汇 | fast-twitch |
| 释义 | fast-twitch adjective anatomy specializeduk /ˈfɑːstˌtwɪtʃ/ us /ˈfæstˌtwɪtʃ/ used to describe a type of muscle that is used for sudden, fast movements such as sprinting (= running fast over short distances): （肌肉）快速收缩的 Fast-twitch fibers use no oxygen and provide quick bursts of energy. Slow-twitch fibers draw oxygen from blood and provide steady, consistent movement.快速收缩纤维不需要氧气，提供快速爆发的能量。慢收缩纤维从血液中吸收氧气，实现稳定、持续的运动。 Compare slow-twitch Substances & structures in the body abductor accessorius ACL actin adductor funiculus fusiform glomerular glomerulus GnRH navicular neuroendocrine neurohormonal neurohormone nociceptive tendinous tendinum tendo tensor Th Examples of fast-twitchfast-twitch Slow-twitch fibers are capable of much longer use without rest than are fast-twitch fibers. The acetylcholine recpetor were significantly reduced in the adult ennui in size as well as localization at the myotome segment borders of fast-twitch muscles. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. At higher loads, the muscle will recruit all muscle fibres possible, both anaerobic (fast-twitch) and aerobic (slow-twitch), in order to generate the most force. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. He did not run very much, but this is rather typical of people with fast-twitch muscle fibers - they rely on short bursts of speed. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The latter two losses are dependent on the type of exercise and the type of muscle fibers being used (fast-twitch or slow-twitch). From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Chronaxie varies across different types of tissue: fast-twitch muscles have a lower chronaxie, slow-twitch muscles have a higher one. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The 90% number signals that there has been a significant change in the recruitment of the fast-twitch muscle fibers. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In this path, a fast motoneuron can convert any muscle fiber into a fast-twitch muscle fiber. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The power of the bending motion comes from fast-twitch muscle fibers located in the central region of the fish. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. This does not mean that athletes with lower fast-twitch fiber can not jump higher, but they tend to do it a little slower and with a deeper knee bend. 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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