Action potentials, with no accompanying contraction, were recorded from muscle fibers in which the transverse tubular system had been disrupted. The results show that action potentials require an ...

Scientific studies of a unique Australian frog could lead to the development of new ways to improve livestock production levels and boost the prospects of maintaining human muscle strength into old ...

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THE method which was developed for measuring small rapid changes in volume occurring in a muscle during a single twitch 1 has been applied to the case of a frog sartorius muscle immersed in hypertonic ...