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Chemoreceptors Are Very Sensitive to Changes in CO2 Concentration in the Blood

Question 48

Multiple Choice

Chemoreceptors are very sensitive to changes in CO2 concentration in the blood. Increased CO2 levels result in messages to the respiratory center to decrease the rate and depth of ventilation.


A) Both statements are true.
B) Both statements are false.
C) The first statement is true; the second is false.
D) The second statement is true; the first is false.

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