Which of these factors does not affecthemoglobin's affinity for oxygen?
Group of answer choices
temperature
blood pH
RBC metabolic activity
electrolyte balance
the PO2 of blood
Each of the following factors affects the rate of externalrespiration except the
Group of answer choices
solubility of oxygen in plasma.
PCO2 of the blood.
PN2 of the alveoli.
PO2 of the alveoli.
thickness of the respiratory membrane.
For maximum loading of hemoglobin with oxygen at the lungs,the
Group of answer choices
PO2 should be about 70 mm Hg.
pH should be slightly acidic.
BPG levels in the red blood cells should be high.
PCO2 should be high.
PO2 should be as high as possible.
