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Group Exercise Instructor Free Test Prep

Category - ACSM Group Exercise Instructor Practice Test

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One of the primary responsibilities of the Group Fitness Instructor is to cue proper breathing strategies. In planning a workout, it is helpful to understand that the respiratory control center will receive neural input from many types of receptors. Which of the following receptor type is LEAST likely to provide respiratory input?
  1. Muscle spindles
  2. Golgi tendon organs
  3. Pacinian corpuscles
  4. Joint pressure receptors
Explanation
Answer: A - Muscle spindles, golgi tendon organs, and joint pressure receptors are peripheral receptors that provide neural input to the respiratory control center. Located in the medulla oblongata, the respiratory control center controls the rate of ventilation. Pacinian corpuscles are located in the skin and detect vibration.
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