34. in an experimental study of skeletal muscle function, an isolated muscle strip is electrically stimulated from various initial lengths, and tension is recorded in the graph shown. Compared with initial length A, the greater tension generated at initial length B is the result of which of the following? hal tension

Human Physiology: From Cells to Systems (MindTap Course List)
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Chapter8: Muscle Physiology
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34. in an experimental study of skeletal muscle function, an isolated muscle strip is electrically stimulated from various initial lengths,
and tension is recorded in the graph shown. Compared with initial length A, the greater tension generated at initial length B is the
result of which of the following?
A) Decrease in intracellular calcium concentration
B) Decrease in shortening velocity
C) Increase in load
D) Increase in numbers of active cross-bridges
E) Increase in rate of cross-bridge cycling
Maximal tension
8
Skeletal muscle length
Transcribed Image Text:34. in an experimental study of skeletal muscle function, an isolated muscle strip is electrically stimulated from various initial lengths, and tension is recorded in the graph shown. Compared with initial length A, the greater tension generated at initial length B is the result of which of the following? A) Decrease in intracellular calcium concentration B) Decrease in shortening velocity C) Increase in load D) Increase in numbers of active cross-bridges E) Increase in rate of cross-bridge cycling Maximal tension 8 Skeletal muscle length
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