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CSCS Practice Test
Exercise Sciences
CSCS
Exercise Sciences Practice Test
Question 1 of 3
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Which muscle fiber type is the most beneficial for a marathon runner?
A
Type IIa
B
Type I
C
Type IIc
Type I muscle fiber is the most beneficial for a marathon runner because it is used in lower-intensity exercises such as very light resistance work aimed at muscular endurance and long-duration aerobic activities.
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