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Functions of erythrocytes. Transport of respiratory gasesLarge surface area : volume ratioFlexible biconcave discHaemoglobin for exchange of gasesCapable of glycolysis for the source of energy for cell survival. Erythrocyte disorders. QualitativeHaemoglobin defect(Anemia, Thalassaemia, sickle
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1. ANEMIA
2. Functions of erythrocytes Transport of respiratory gases
Large surface area : volume ratio
Flexible biconcave disc
Haemoglobin for exchange of gases
Capable of glycolysis for the source of energy for cell survival
3. Erythrocyte disorders Qualitative
Haemoglobin defect
(Anemia, Thalassaemia, sickle cell anemia etc)
Membrane & enzyme abnormalities
(G6PD, eliptocytosis, stomato-ovalocytosis)
Quantitative
Increased (polycythemia) inherited / acquired
Decrease (inherited / acquired hypoplasia)
Bleeding
4. Anaemia Reduction in circulation haemoglobin Nutritional deficiency anaemias Iron deficiency B12 & folate deficiency anaemia Protein deficiency anaemia Scurvy & other element deficiency