Question 1

What is released from the sarcoplasmic reticulum into the myofibril, causing tension development in a muscle?

Options :

A : Calcium ions that bind to troponin

B : Calcium ions that bind to tropomyosin

C : Sodium ions that bind to troponin

D : Sodium ions that bind to tropomyosin

Answer: A

Question 2

The relationship between force and time refers to which of the following

Options :

A : Velocity

B : Impulse

C : Acceleration

D : Momentum

Answer: B

Question 3

A golfer would like to incorporate PNF stretching into his program to improve his filexibility, and asks you what the most effective PNF stretching technique is?

Options :

A : Hold-Relax

B : Contract-Relax

C : Hold-Relax with Antagonist Contraction

D : Hold-Relax with Agonist Contraction

Answer: D

Question 4

Anthropometry is the science of measurement applied to the human body, and measurements generally include all of the following EXCEPT?

Options :

A : Flexibility

B : Height

C : Weight

D : Limb Girths

Answer: A

Question 5

A male wrestler is 56 and weighs 127 lbs. Using BMI, how would this athlete be classified?

Options :

A : Undenrveight

B : Normal

C : Ovenrveight

D : Obese

Answer: B

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