Midterm Exam Questions - Attempt 1

Which of the following categories of lower extremity plyometric exercise is considered the highest intensity? a. drop jumps b. jumps in place c. bounding

a. drop jumps

Lowering your body into the bottom position of a squat exercise involves which of the following types of muscle action in the quadriceps? a. eccentric b. concentric c. isometric

a. eccentric

Which of the following statements is true regarding the relationship between warm up exercise routines and subsequent musculoskeletal injury risk? a. evidence supporting a prophylactic effect from warm up activities prior to exercise is limited b. ample evidence supports the claim that warm up protocols reduce in incidence of traumatic sports injuries c. ample evidence supports the use of a generic warm up protocol to reduce the risk of overuse injuries

a. evidence supporting a prophylactic effect from performing warm-up activities prior to exercise is limited

Type IIx fibers... a. have high specific tension b. are very energy efficient c. exhibit a high level of fatigue resistance

a. have high specific tension

Assume that each of the three provided answer choices are prescribed for the same training session. Which of the exercises should be completed last? a. standing tricep extension b. overhead med ball throw c. bench press

a. standing tricep extension

Define reactive strength:

ability to rapidly transition from eccentric to concentric muscle actions

Define explosive muscular strength:

amount of force generated in a pre-determined time period

Which of the following prescriptions would fall under the "raise" category in a RAMP protocol? a. 3x8 at 70% 1RM of bench press b. 10min stationary cycling at HR 115bpm c. 2x10 reps of a knee hug

b. 10 min stationary cycling at HR 115bpm

How much power is generated when an athlete moves a 200 lb barbell 0.4m in 0.2 seconds while completing the 2nd pull of a power clean exercise? a. 400 watts b. 1780 watts c. 960 watts

b. 1780 watts

The ideal technology for measuring kinematic variables in team sport athletes such as a soccer or basketball is which of the following? a. accelerometers b. GPS c. timing gates

b. GPS

Consider the following prescription: Bench Press: 2x10 at 50% 1RM This is part of the warmup. Which component of RAMP protocol does it fall under? a. Raise b. Potentiate c. Activate

b. Potentiate

The component of the stretch-shortening cycle most critical to achieving an increase in the power output during an activity is the... a. concentric phase b. amortization phase c. eccentric phase

b. amortization phase

Which of the following is an error that you would look for in an overhead press exercise? a. lack of back extension during the lift b. arms not bisecting the ears at the end range of motion c. elbows fully extended at the end range of motion

b. arms not bisecting the ears at the end range of motion

Where should the foot strike the ground during a falling start drill? a. in front of center of gravity b. behind the center of gravity c. directly below the center of gravity

b. behind the center of gravity (acceleration drill)

When short rest intervals (20-130s) are inserted between consecutive reps of a resistance exercise to ameliorate the decreases in movement velocity and power output caused by fatigue, this is known as a ... a. super set b. cluster set c. compound set

b. cluster set

In the late 1950s, a scientist with the last name Hellenbrandt conducted experiments on the adaptations to RT and was the first to state that the rapid increases in strength that occurred early in a RT program were the result of: a. enhanced CV capacity (VO2 max) b. enhanced neuromuscular activation (recruitment) c. enhanced muscle anabolism (hypertrophy)

b. enhanced neuromuscular activation (recruitment)

Which of the following is a consequence of Newton's third law of motion? a. momentum b. ground reaction force c. muscle force

b. ground reaction force

An athlete well trained in depth-jump plyometric exercise would be expected to have what value for reactive strength index? a. low reactive strength index b. high reactive strength index c. 0

b. high reactive strength index

Which of the following is an error you should look for when coaching a traditional deadlift: a. back remains neutral during upward phase b. hips rise faster than the shoulders c. bar begins over the shoelaces in the start position

b. hips rise faster than the shoulders

Which of the following should be an outcome of a well designed warm up protocol? a. increased viscosity of blood b. increased release of oxygen from RBC c. increased reaction time

b. increased release of O2 from RBC

Consider the following prescription: Inverted Ham Stretch: 1x10 each leg Which component(s) of the RAMP protocol will it fall under? a. raise b. mobilize and activate c. potentiate

b. mobilize and activate

Flexibility trining is MOST likely to potentiate the effects of which of the following forms of training? a. endurance running b. power activities involving the SSC c. isometric resistance activities

b. power activities involving the stretch shortening cycle

The equation for strain potential energy is Esp = (kx^2)/(2). What does the "K" value represent in the equation? a. displacement over which the material is deformed b. stiffness of the material being deformed c. energy stored in the deformed material

b. stiffness of the material being deformed

Sprint speed is calculated by? a. stride length x RFD b. stride length x stride frequency c. impulse x momentum

b. stride length x stride frequency

When measuring an athletes change in position, what point is used to describe whole body motion? a. the feet b. the center of mass c. the heart

b. the center of mass

Skeletal muscle fibers that contain large numbers of mitochondria and myoglobin could be classified as: a. type IIb fibers b. type 1 fibers c. type IIx fibers

b. type 1 fibers

The "just jump" mat measures the time an athlete is in the air when performing a vertical jump. Which equation of motion is used to determine max jump height when only the takeoff velo is known? a. s = vit + 1/2at^2 b. v^2f = v^2i + 2as c. vf = vi + at

b. v^2f = v^2i + 2as

Which of the following is an active form of warm up that may lead to increased muscle temp and elicit a PAP effect? a. diathermy b. priming exercise c. whole body vibration

c. whole body vibration

Define maximum strength:

highest force measured when electrical stim is superimposed over voluntary contraction

Define "enthesis":

the junction between tendon and bone

Define "myotendinous junciton":

the junction between tendon and muscle

Define "paratenon":

the outermost layer of CT surrounding the tendon

Define maximal isometric strength:

most force measured when an athletes exhorts against an immovable object

Define "endotenon":

CT surrounding bundles of collagen fibers

Equation for Power:

Force x Velocity

A bundle of sarcomeres within a muscle cell are known as a a. myofiber b. myofibril c. myonuclei

b. myofibril

Which of the following forms of energy is described as that possessed due to an objects position in a gravitational field? a. kinetic energy b. strain energy c. potential energy

c. potential energy

Force / Time is know as: a. impulse b. momentum c. rate of force development

c. rate of force development

Place these exercises in the most appropriate order according to the best practice recommendations if they were all to be included in the same training session: 1. Barbell hip thrust 2. Power clean 3. Back squat

2,3,1

Equation for Velocity:

Displacement/ Time

Equation for Work:

Force x Displacement

Equation for Impulse:

Force x Time

Equation for RFD:

Force/ Time

Equation for Momentum:

Mass x Velocity

Resisted sprint drills should not slow the athlete down more than __________ % of maximum speed. a. 10 b. 15 c. 5

a. 10

You are performing a 1RM bench press test. You have gone through your warm up sets and on your first set you successfully completed 1 rep at 275lbs. What load are you going to use for your second attempt? a. 290 b. 280 c. 300

a. 290

The stretch shortening cycle is the least relevant to performance in: a. heavy RT b. plyometric drills c. linear sprinting

a. Heavy RT

To which of the following is actin anchored within a sarcomere? a. A-Band b. M-Line c. Z-Line

c. Z-Line

Based on the systematic review of the effects of acute and chronic stretching on performance, which of the following is true? a. acute stretching impairs subsequent running economy performance b. chronic stretching impairs subsequent performance on strength and power c. acute stretching impairs subsequent performance on strength and power

c. acute stretching impairs subsequent performance on strength and power

Fundamental differences between the acceleration phase and max velocity phase of sprinting include the following EXCEPT: a. torso is upright in max velo vs. 45 degree lean in acceleration b. foot contact is below center of gravity in max velo vs. behind in acceleration c. arm action in max velo is greater than in acceleration

c. arm action in max velo is greater than during acceleration - WRONG

Imagine an athlete who demonstrates a 6RM load of 200lbs when completing a single leg leg press, and who demonstrates a 6RM load of 350lbs when completing a leg press with both legs. This athletes is demonstrating which of the following characteristics? a. unilateral deficit b. bilateral facilitation c. bilateral deficit

c. bilateral deficit

Based on the systematic review of the effects of a warm up on exercise performance, which of the follow statements is true? a. completing a warm up has no impact on subsequent exercise performance b. completing a warm up will always improve subsequent exercise performance c. completing a warm up is unlikely to impair subsequent exercise performance

c. completing a warm up is unlikely to impair subsequent exercise performance

A muscle is able to generate its highest force output during a(n) ____________ contraction. a. concentric b. isometric c. eccentric

c. eccentric

Which of the following is the resistive force encountered when one attempts to move an object while it is pressed against another object? a. fluid resistance b. inertia c. friction

c. friction

During a sprint, what force is actually propelling the sprinter across the ground? a. inertial force b. applied force into the ground c. ground reaction force

c. ground reaction force

Where is the stretch shortening cycle emphasized during a rotational med ball chest pass? a. thoracic spine b. shoulders c. hips

c. hips

Calcium is stored in muscle within the:

sarcoplasmic reticulum