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Por que a extensão de ombro ativa mais o bíceps braquial? 🤔🤔 👉 O bíceps braquial é um músculo que atravessa duas articulações: o ombro e o cotovelo. Ele é principalmente responsável por dobrar o cotovelo, mas também ajuda a girar o antebraço e a levantar o braço. Quando você estende o ombro, ou seja, move o braço para trás, o bíceps braquial se alonga. Esse alongamento coloca mais tensão no músculo, o que o torna mais eficiente para gerar força. Além disso, o alongamento aciona um reflexo
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