Which of the following does not influence the increase in ventilation that occurs as exercise is initiated?
A. psychic stimuli
B. decrease in lactic acid levels
C. proprioceptors
D. simultaneous cortical motor activation of the skeletal muscles and respiratory center
Answer:B
Which of the following does not influence the increase in ventilation that occurs as exercise is initiated?
A. psychic stimuli B. decrease in lactic acid levels C. proprioceptors D. simultaneous cortical motor activation of the skeletal muscles and respiratory center