2016.05.06 CSCS Daily Study Question:
An athlete is performing a double-leg vertical jump as part of a plyometric exercise routine. Which of the following proprioceptors contributes to additional force generation as a result of the athlete’s initial countermovement?
(A) Golgi Tendon Organ
(B) Muscle Spindle
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Correct Answer:
(B) Muscle Spindle
Explanation:
Muscle spindles are proprioceptors that activate extrafusal muscle fibers to overcome the resistance that they have been subjected to. Golgi tendon organs inhibit muscle action to prevent excessive tension in the muscle.
Reference:
Essentials of Strength Training & Conditioning 3rd edition p. 432, 11
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2016.05.06 CSCS Daily Study Question