Physiology Cyanosis does not occur in severe anaemia because A Hypoxia stimulates erythropoietin production B Oxygen carrying capacity of available haemoglobin is increased C Critical conc. Of Hb required to produce cyanosis is reduced D Oxygen haemoglobin curve shift to right 💡 Explanation Cyanosis does not occur in severe anaemia because ✓ Correct Answer: C. Critical conc. Of Hb required to produce cyanosis is reduced