The Primary Stimuli That Cause the Respiratory Center to Initiate

question 46

Multiple Choice

The primary stimuli that cause the respiratory center to initiate inspiration are

• A) decreases in both carbon dioxide and hydrogen ion concentrations in the blood
• B) a decrease in carbon dioxide and an increase in hydrogen ion concentrations in the blood
• C) increases in both carbon dioxide and hydrogen ion concentrations in the blood
• D) an increase in carbon dioxide and a decrease in hydrogen ion concentrations in the blood
• E) a decrease in oxygen concentration and a decrease in pH in the blood