Exam 2 || Valid Answers 100%.
Following a rapid stretch, elastic energy is stored and can be subsequently released if followed
by a rapid concentric muscle action. The primary "workhorse" that contributes to this energy
transfer is the series elastic component. This phenomenon, in part, best explains which model of
plyometric exercise?
-Power and performance
-Mechanical
-Mitochondria reflex
-Neurophysiological correct answers Mechanical
all of the following are phases of the stretch-shortening cycle except?
-concentric
-stabilization
-eccentric
-amortization correct answers stabilization
Which of the following explains why a static squat jump results in a lower jump height than a
countermovement jump?
-greater stored elastic energy
-lower potentiation
-more rapid eccentric element
-reduced range of motion correct answers lower potentiation
What is the maximum recommended depth jump box height for an athlete who weighs over 220
pounds (100 kg)? correct answers 18 inches
What is the best recommendation for combining plyometric training with resistance training in a
single workout session? correct answers high-intensity lower body resistance training with low-
intensity upper body plyometrics
Which of the following is a method to increase the intensity of the plyometric lateral barrier hop
drill?
-Use only one leg.
-Rest after each bound.
-Pause between jumps over the barrier.
-Change the barrier from a hurdle to a cone correct answers Use only one leg.
What is the recommended volume per session for plyometric exercise for an intermediate
athlete? correct answers 100 - 120 contacts
A power skip is considered a ___________ intensity plyometric. correct answers low
Which intensity levels best describes a "depth push-up"? correct answers medium
, Which of the following is a primary component of the series elastic component?
-tendon
-muscle fiber
-actin
-ligament correct answers tendon
An athlete is having measurements taken to assess her body composition. The coach uses a
DEXA scan and a new method he is being asked to test. The purpose of using these two
measures is to establish what type of validity of the new test?
-concurrent
-predictive
-construct
-discriminant correct answers concurrent
What is a combination of tests that would be most relevant for an American football wide
receiver? correct answers vertical jump and 30- to 100-yard (27-91 m) sprint
All of the following procedures should be followed when testing cardiovascular fitness in the
heat EXCEPT:
-Ensure medical coverage is readily available
-Use salt tablets to prevent hyponatremia
-Athletes should wear light-colored, loose-fitting and breathable attire
-Drink fluids ad libitum during the test correct answers Use salt tablets to prevent hyponatremia
The NFL combine is unable to determine (statistically speaking) draft order, 3 year salary and
minutes played per active season. This example demonstrates that the NFL combine lacks what
type of validity? correct answers Predictive
Which of the following is an example of a low-speed muscular strength test?
-power clean 1RM
-bench press 1RM
-vertical jump
-Wingate anaerobic test correct answers bench press 1RM
A female athlete's body fat percentage was measured before the competitive season. If she was
classified as "leaner than average," what was her measurement? correct answers 19-20%
What is an instruction the coach give to an athlete when assessing the athlete's reactive strength
index? correct answers "Place your hands on your hips while on top of the drop box."
According to Kuzmits and Adams (2008), higher quarterback ratings are associated with slower
times in the 40-yard sprint. correct answers True
According to Kuzmits and Adams (2008), sprint times are strongly correlated to the success of..
-Quarterbacks
-Wide receivers