antidepressants and smoking
Serotonin and Thromboxane A2
If this clotting occurs in the larger arteries, it results in major tissue damage.
Platelets
Disseminated Intravascular Coagulation
Blood clotting occurs in order to help heal some kind of wound and stop the bleeding through a process called coagulation. During this process, a number of chemical reactions occur. The last stage, or reaction, in this series of chemical reactions is the conversion of fibrinogen into fibrin.
Blood clot due to ferric chloride in vessels, reason is ferric chloride damage endothelial wall and expose phospholipid layer which induce palates aggregation and activate blood clotting cascade. Amit Kumar Srivastava, Senior Research Fellow
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This condition is called hemophilia.
The highest pressure against the blood vessels is Systolic Pressure, and it occurs when the ventricles contract.
most chemical digestion occurs in the duodenum
When you burn wood a chemical change occurs.
capillaries
veins