As CO2 levels increase in the blood, the blood pH:
A) decreases (becomes more acidic)
B) increases (becomes less acidic)
C) stays the same
D) increases for the first few minutes, then drops to normal
Question 2
After oxygen crosses the respiratory membranes (in the lung) into the blood, about 97 of it combines with:
A) hemoglobin
B) carbon dioxide
C) hypochloride
D) carbaminohemoglobin
