Effect of fetal hemoglobin on O, dissociation curve-
Right Shift
Left Shift
No effect
May be right or left
Ans. is 'b' i.e., Left shift Oxveen dissociation curveShifted to rightShifted to lefto Decreased oxygen affinity to hemoglobino Increased P50o Increased oxygen deliveryQ to tissueso Causes;* Decreased pH (Acidosis) Q* Increased temperatureQ* Increased PCO6* Increased 2,3 DPG(BPG)6i) Growth hormone, Androgen, thyroid hormoneii) ExerciseQiii) Tissue hypoxiaQiv) High altitudeQv) AnemiaQvi) Alkalosisvii) Cyanotic CHDviii) Pregnancyix) Chemicals: - InosineQ, Pyruvate. PEP, phosphate* Sickle hemoglobin (HbS) Q.o Increased oxygen affinity to hemoglobinQo Decreased P50o Decrease oxygen delivery Q to tissueso Causes;* Increased pH (alkalosis) Q* Decreased temperatureQ* Decreased PCO2Q* Decreased 2,3 DPG (BPG)Stored bloodQ* Fetal hemoglobin (HbF) Q
Principles of Gas Exchange -  Respiratory Membrane