Which of the following statements is true?
a. slow, deep breathing makes less gas avai...
Which of the following statements is true?
a. slow, deep breathing makes less gas available for gas exchange.
b. breathing rate and depth do not affect gas exchange.
c. rapid shallow breathing can reduce the amount of gas exchange without changing the total amount of gas moved in a minute.
d. normal breathing rates and depth provide the most oxygen for exchange.
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