Human Anatomy and Physiology: CO2 binds to hemoglobin; as CO2 rises, O2 saturation goes down. If muscles are working harder, more O2, decrease in saturation

Question

CO2 binds to hemoglobin; as CO2 rises, O2 saturation goes down. If muscles are working harder, more O2, decrease in saturation

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How does the level of CO2 affect blood saturation?

CO2 binds to hemoglobin; as CO2 rises, O2 saturation goes down. If muscles are working harder, more O2, decrease in saturation