Which of the following does NOT contribute to the increase of breathing rate during exercise?
A. Stimulation of the respiratory areas by decreasing blood concentration of oxygen and increasing blood concentration of carbon dioxide
B. Stimulation of the respiratory areas by sensory impulses from proprioceptors
C. A joint reflex
D. Signals from cerebral cortex to skeletal muscles are also sent to the respiratory areas
Answer: A
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Fill in the blank(s) with correct word
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Indicate whether the statement is true or false