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Which of the muscle fiber types have the lowest amount of capillaries, mitochondria, and myoglobin, and are responsible for the most powerful athletic movements? Type I Type Ia Type IIa Type IIx
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Which of the muscle fiber types have the lowest amount of capillaries, mitochondria, and myoglobin, and are responsible for the most powerful athletic movements? Type I Type Ia Type IIa Type IIx

User Fraser Graham
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5 votes

Answer:

Type IIa Type IIx

Step-by-step explanation:

Typically, these have lower concentrations of mitochondria, myoglobin, and capillaries compared to our slow-twitch fibers, which means they are quicker to fatigue

User Corey Kosak
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