Within a short period of time, even up to 20 minutes after the last cigarette has been smoked, changes start taking place in the body. The first changes take place to your blood pressure which begins to drop and normalize, then your blood oxygen levels begin to rise, this is because the body is cleansing itself of the carbon monoxide from the cigarettes and your oxygen levels are returning to normal. Therefore the correct answer is blood oxygen levels returned to normal.
B. eclampsia a condiction in which one or more states of toxemia convulsive occurs in a pregnant woman suffering from high blood pressure often followed by a comma and posing a threat to the mother and unborn child
I'm not quit sure what you are asking here, but if you are wanting to make a statement that is different but that has the same message I would say "The issue will persist or grow more intense if the patient keeps smoking. " :)