Carriage of O2 and CO2 in the blood Flashcards
1
Q
Absent globin chain
A
Thalassaemia
2
Q
defective globin chain
A
HbS (sickle-cell disease) - single amino acid defect
3
Q
defective Fe atom (Fe3+ not Fe2+)
A
Methaemoglobin - drug induced, metHb does not carry oxygen
4
Q
Wrong ligand
A
CO Hb (carbon monoxide) - smoking, house fires