For baseball athletes, the injury rate for pitchers __________ nonpitchers.

Is less than

Is greater than

Is similar to

Greater amounts of _________ have been shown to be positively related to higher fastball velocity.

Body fat percentage

Body mass

Lean body mass

Based on the research presented, greater body mass coupled with lower elasticity may contribute to lower jump performances in baseball players in which age range?

20 – 30 years old

30 – 40 years old

40 – 50 years old

Stride leg __________ GRF's have been shown to be correlated with fastball velocity during the windup and stretch deliveries.

Anterior/posterior

Mediolateral

Vertical

Stride length is reflective of the amount of ___________ during the delivery.

Stride leg braking

Drive leg propulsion

Stride leg impulse

Lower levels of rate of force development during which phase of jumping may be related to arm injury?

Eccentric

Concentric

Landing

Unilateral lateral to medial jump distance has been shown to be related to fastball velocity in which population of pitchers?

High school

Collegiate

Professional

Compared to professional position players, professional pitchers’ gluteus medius strength has been shown to be _______.

Greater

Weaker

Equal

Based on the research presented on bilateral countermovement jump height, which of the following represents its relationship with fastball velocity?

Positively correlated

Negatively correlated

Inconclusive

Which of the following jump types may have a better potential to demonstrate the differences in the drive and stride legs?

Unilateral backward jump

Unilateral countermovement jump

Unilateral broad jump