Q.

Tetanic contraction of skeletal muscle:

A. occurs because of the short refractory period of skeletal muscle
B. is due to increased calcium available for binding to troponin C
C. enables a tension development of approximately four times that of individual twitch contraction
D. occurs only with isometric contractions
E. has the same mechanism of that of cardiac muscle
Answer» C. enables a tension development of approximately four times that of individual twitch contraction
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