Scientists from the National Institute of Aging believe that in the coming decades the average life-span may decrease by as much as ____ years.​

a.​3
b.5​
c.7​
d.9​
e.11​


Answer: b

Health & Biomechanics

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Indicate whether the statement is true or false.

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Which of the following muscles can perform flexion of the great toe when concentrically contracting?

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One pin directly behind another in a leave is a ________

Fill in the blank(s) with correct word

Health & Biomechanics