1)During a dumbbell curl, what muscle group is the primary agonist? Antagonist?

Question

1)During a dumbbell curl, what muscle group is the primary agonist? Antagonist? 2) How is apparent density different than regular density measurements? What is the difference in apparent density between cancellous and cortical bone (a range of values is acceptable)? 3)From a loading standpoint, why do long bones have abnormal cross-sectional profiles in certain areas? 4) What would happen to the cross-sectional profile of an adult human long bone if that person were to be placed on long-term bed-rest? Sketch the new cross section.

Explanation / Answer

1) during a dumbbell curl, your biceps are used and hence the bicep muscle is the primary agonist while the back hand muscle i.e. the triceps is the primary antagonist.

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