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How did the United States react to the Soviet Union's successful launch of Sputnik in 1957?
Resting Length
The length of a muscle when it is not actively contracted or stretched, influencing its ability to generate force.
Sarcomeres
The fundamental units of muscle contraction, composed of long, fibrous proteins that slide past each other when muscles contract and relax.
Intercalated Discs
Specialized junctions between cardiac muscle cells that facilitate the synchronized contraction of the heart.
Excitation-Contraction Coupling
The physiological process of converting an electrical stimulus to a mechanical response, essential for muscle contraction.
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