Carriage of O2 and CO2 in the blood Flashcards

1
Q

Absent globin chain

A

Thalassaemia

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2
Q

defective globin chain

A

HbS (sickle-cell disease) - single amino acid defect

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3
Q

defective Fe atom (Fe3+ not Fe2+)

A

Methaemoglobin - drug induced, metHb does not carry oxygen

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4
Q

Wrong ligand

A

CO Hb (carbon monoxide) - smoking, house fires

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