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HMS, BM EQ-Bank 52 MC

A volleyball player performs a jump serve. Which respiratory system change enables efficient movement?

  1. Decreased gas exchange at the site of alveoli
  2. Reduced breathing rate during acceleration
  3. Increased pulmonary ventilation as muscles activate
  4. Slower respiratory rate with muscle contraction
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\(C\)

Show Worked Solution

C is correct: Gaseous exchange increases in alveoli. This links increased ventilation with muscle activation for movement

Other options:

  • Other options incorrectly suggest decreases/reductions during activity