Cedrick
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A healthy 25 year old man has been training for a marathon during the past 6 months runs 15 miles daily
Endurance training of normal skeletal muscle leads to which
of the following muscle adaptations ?
a.-fiber size reduction
b.-fiber type convertion from type 1{slow} to type II{fast}
c.-hyperplasia of myocytes
d.-increased capillary to fiber ratio
e.-increased glucose 6 phosphatase activity
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| asherif
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Where did you get that question from? 
I will go for D (not sure though)
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| robin082006
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D
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| Cedrick
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I agree
so it can carry more oxygen and sustain aerobic activity
Yes choice D
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| nadiabarati
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D is the only reasonable choice
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| mjl1717
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you can reason it by saying that there is evidence that angiogenesis occurs due to endothelial derived growth factor
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| lungi
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Instead of the choices that you gave, you should have given other choices to make this answer even simpler. From your choices one can easily eliminate four wrong choices and can come up with correct answer....that is choice D..increased capillary to fiber ratio.....
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| mobile
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Yes, D is the only choice.
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| dreamer
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why not c???
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| ssrpk
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hey its hyperplasia, not hypertrophy, besides skeletal muscle cells are static,not labile, they cannot enter the cell cycle phase G1.
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| ashfaque
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ans D
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| Ancylostoma
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D
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