Question 1

A subject with elbows held at 90 degrees of flexion is handed a 150 lb (68.1kg) barbell. Even though he exerts maximal tension, the barbell causes the joint angle to increase to 170 degrees. Which one of the following describes the muscle action during the extension?

Options :

A : Isotonic concentric

B : Isotonic eccentric

C : Isokinetic concentric

D : Isokinetic eccentric

Answer: B

Question 2

What occurs to a muscle during the eccentric movement phase of an exercise?

Options :

A : Shortens while contracting

B : Shortens while relaxing

C : Lengthens while relaxing

D : Lengthens while contracting

Answer: D

Question 3

You determine that a client is over striding when they run. What would be the effect on their running performance due to this mechanical error?

Options :

A : Increase in turnover rate and decrease in running economy.

B : Increase in energy cost and increase in running economy.

C : Decrease in energy cost and decrease in braking motion.

D : Decrease in running economy and increase in braking motion.

Answer: D

Question 4

What are three non-modifiable conditions that place someone at increased risk for the development of coronary artery disease?

Options :

A : Advanced age, gender, family history

B : Family history, obesity, diabetes mellitus

C : Gender, family history, dyslipidemia

D : Post-menopausal status, excessive alcohol consumption, advanced age

Answer: A

Question 5

A routine pattern of adhering to and documenting compliance with fitness industry guidelines is often an effective guard against ________.

Options :

A : Breach of contract

B : Malfeasance

C : Negligence

D : Malpractice

Answer: C

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