Circulation: Pathological thrombosis and clot formation Flashcards
1
Q
What is ischaemia
A
Poor blood flow
2
Q
What is hypoxia
A
Decreased oxygenation of tissue
3
Q
What is an infarct
A
Localised area of dead tissue
Name for necrosis as a result of ischaemia
4
Q
What is an embolism
A
Mass of material moving in vascular system
Becomes lodged in vessel
Blocks lumen
5
Q
Where are emboli derived from
A
Thrombi/clots which break off and go elsewhere in circulation.
6
Q
What is Thromboembolism?
A
Thromboembolism when thrombi/clot embolise
7
Q
How does pulmonary embolism occur
A
Slow flow in leg veins leads to thrombosis/clot
Thrombus breaks off and travels up vein
Embolus->vena cava->pulmonary trunk-> lodges in pulmonary artery
Results in pulmonary infarct
