Clotting

Definition

The process in which liquid blood forms a thicker, solid mass.

Used by Edexcel

Paper 1

Early transfusions faced two major obstacles: incompatible blood groups and clotting. In 1901, Karl Landsteiner identified the blood groups A, B and O. Understanding compatibility allowed doctors to select suitable donors, reducing dangerous reactions to transfusions.
Revise: Medical Advances and Innovation

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GCSE History · key term

The process in which liquid blood forms a thicker, solid mass.

Used by Edexcel

Paper 1

Early transfusions faced two major obstacles: incompatible blood groups and clotting. In 1901, Karl Landsteiner identified the blood groups A, B and O. Understanding compatibility allowed doctors to select suitable donors, reducing dangerous reactions to transfusions.
Revise: Medical Advances and Innovation

Create a free account to read GCSE History revision notes for your exam board and track your progress.