The Human Body: Muscular System (2nd Ed., Rev.) (clip)

Various types of muscle tissue are examined with respect to the basic chemistry of their operation and their arrangement within the framework of the human body through live action, animation, and x-ray motion pictures. At the same time, visual information is supported by informational features in which an exercise equipment designer explains how equipment is designed to train specific groups of opposing muscles and a physiologist reviews the differences in the chemistry and functions of fast-twitch and slow twitch muscle fibers. 12 minutes, color.

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