Asked by Dalton Royer on May 30, 2024
Verified
Which blood level normally provides the primary stimulus for breathing?
A) pH
B) Oxygen
C) Bicarbonate
D) Carbon dioxide
Carbon Dioxide
A colorless, odorless gas produced by burning carbon and organic compounds and by respiration. It is naturally present in air and is absorbed by plants in photosynthesis.
Stimulus For Breathing
Factors that trigger the respiratory center in the brain, causing inhalation and exhalation, such as increased carbon dioxide levels in the blood.
- Apply appraisal and historical records to guide choices in respiratory care management.
Verified Answer
AP
Alexis PattersonMay 31, 2024
Final Answer :
D
Explanation :
Carbon dioxide levels in the blood, measured by partial pressure of carbon dioxide (PCO2), provide the primary stimulus for breathing. When PCO2 levels rise, the brain responds by increasing the respiratory rate to exhale more CO2 and bring levels back to normal.
Learning Objectives
- Apply appraisal and historical records to guide choices in respiratory care management.