What will be hemoglobin saturation, if P02 is 60 mm Hg at pH 7.4 and temperature 37degC ?: (A) 50%, (B) 60%, (C) 75%, (D) 90%
Answer is D. Ans. is `d' i.e., 90%Examiner is asking about Hb saturation at PO2 60 mmHg, under normal physiological conditions (pH 7.4, temperature 37degC). At PO2 60 mmHg, Hb saturation is 89%.