week 5-7 MCQ's- plyometrics, resistance training and weightlifting

Question 1

Which of the following is an example of a plyometric exercise:

A. Power clean
B. Medicine ball toss
C. Bounding
D. Rebound push up

Answer 1

C. Bounding

Question 2

The stretch shortening cycle consists of:

A. A concentric contraction followed by an eccentric contraction
B. An eccentric contraction followed by a concentric contraction
C. A concentric contraction, a short amortization phase, followed by an eccentric contraction
D. An eccentric contraction, a short amortization phase, followed by a concentric contraction

Answer 2

D. An eccentric contraction, a short amortization phase, followed by a concentric contraction

Question 3

A primary aim of plyometric training is to improve which physical quality?

A. Maximum strength
B. Maximum speed
C. Rate of force development
D. Anaerobic endurance

Answer 3

C. Rate of force development

Question 4

“Elastic energy generated by the pre-stretch contributes to the concentric muscle action”. Which model to explain the stretch-shortening cycle does this statement describe:

A. The mechanical model
B. The neurophysical model
C. The stretch reflex model
D. The tendon model

Answer 4

A. The mechanical model

Question 5

Why might a coach prescribe different plyometrics exercises to an athlete with a mass of 70 kg (athlete A) compared to an athlete with a mass of 100 kg (athlete B)?

A. Athlete A is likely to be stronger relative to his mass
B. Athlete A is likely able to cope with higher complexity movements
C. Athlete B will experience a greater load for the same exercise
D. Athlete A will not be able to produce as much force as athlete B

Answer 5

C. Athlete B will experience a greater load for the same exercise

Question 6

Maximum force occurs when the velocity of shortening is:

A. Fast
B. Slow
C. Moderate
D. Variable

Answer 6

B. Slow

Question 7

At fast velocities of shortening, force is:

A. Maximum
B. High
C. Low
D. Explosive

Answer 7

C. Low

Question 8

Where would a 20 m sprint fall on this curve (A, B, C or D)?

A. A
B. B
C. C
D. D

Answer 8

D. D

Question 9

Where would a clean exercise fall on this curve (A, B, C or D)?

Answer 9

A. A

Question 10

Where would a clean exercise fall on this curve (A, B, C or D)?

Answer 10

B. B

Question 11

In resistance training exercises the length of the resistive moment arm is:

A. The distance between the muscle insertion and joint
B. The distance between the resistance being lifted and the ground
C. The difference between the fulcrum and the resistance
D. The difference between the muscle moment arm and the joint

Answer 11

C. The difference between the fulcrum and the resistance

Question 12

In resistance training exercises which of the following is usually true for loaded human movement:

A. The length of the resistive moment arm is long relative to the muscle moment arm
B. The length of the resistive moment arm is short relative to the muscle moment arm
C. There is usually little difference between the length of the resistive moment arm and the length of the muscle moment arm
D. The relationship between muscle moment arm length and resistive moment arm length varies largely depending on the movement

Answer 12

A. The length of the resistive moment arm is long relative to the muscle moment arm

Question 13

What are the consequences of the above for human movement:

A. We are usually at a mechanical advantage during loaded movements
B. We are usually at a mechanical disadvantage during loaded movement
C. The degree of mechanical advantage varies to a large degree depending on the movement
D. None of the above

Answer 13

B. We are usually at a mechanical disadvantage during loaded movement