Which of the following would generally be the dietary protein of lower biological value?
(A) Products of animal origin
(B) Products of plant origin
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Which of the following is a primary muscle in the low-bar back squat?
(A) Adductor Longus
(B) Gracilis
(C) Rectus Femoris
(D) Sartorius
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Negative reinforcement is the act of __________ the occurrence of a given behavior.
(A) Discouraging
(B) Encouraging
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Caffeine is thought to improve power production in…
(A) …aerobic exercise
(B) …anaerobic exercise
(C) …both aerobic and anaerobic exercise
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An action potential arrives nearly simultaneously throughout a muscle cell due to the placement of which structure ?
(A) Ryanodine Receptors
(B) Sarcoplasmic Reticulum
(C) Transverse Tubules
(D) Tropomyosin
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Which muscle fiber type has intermediate force production?
(A) Type I
(B) Type IIa
(C) Type IIx
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What occurs to the A-Band of the sarcomeres within an athlete’s gluteus maximus as she performs the downward movement of the low-bar back squat?
(A) A-Band Contracts
(B) A-Band Lengthens
(C) No Change in A-Band Length
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Somebody didn’t rerack two dumbbells so you have to put them away. When lifting the dumbbells off the floor, you want to use a grip that is…
(A) …neutral
(B) …open
(C) …pronated
(D) …supinated
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An athlete is performing the bench press exercise in “explosive” fashion. The athlete is attempting to accelerate the barbell as quickly as possible from the bottom position of the lift (against the chest) to the uppermost position of the lift (elbows fully extended). At which point in the exercise’s range of motion does the athlete feel the greatest resistance to the current load?
(A) Bottom (near the chest)
(B) Middle
(C) Top (elbows fully extended)
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What is the metabolic demand placed on aerobic metabolism by the marathon?
(A) High
(B) Moderate
(C) Low
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Happy 4th of July!!!
What occurs to aerobic power as a physiological result of aerobic endurance training?
(A) Decrease
(B) Increase
(C) No Change
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Which of the following choices is one of the two principle categories of performance-enhancing substances?
(A) Beta-Alanine
(B) Hormones / Substances that mimic hormones
(C) Nutritional Muscle Buffers
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woman rest in between weightlifting sets
If an athlete’s 1RM on the back squat is 62 kilograms, which of the following loads would be appropriate for her in the hypertrophy / endurance phase of the preparatory period?
(A) 31 pounds
(B) 62 pounds
(C) 80 pounds
(D) 105 pounds
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How many molecules of water are required to break down one molecule of ATP?
(A) 1
(B) 2
(C) 3
(D) 4
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When heart muscle fibers stretch less…
(A) Heart contractile force decreases
(B) Heart contractile force increases
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