12 Questions
What is the main factor that determines the effects of an embolus?
The tissue or organ supplied by the blocked vessel
What is the most common source of pulmonary embolism?
Deep vein thrombosis
What is the characteristic of a pulmonary thromboembolus in terms of its shape?
It has the shape of the vessel in which it was formed
What is the clinical effect of a small embolus?
Pulmonary hypertension
What is the primary consequence of a systemic arterial embolus?
Ischaemia or infarction
What is the path of a pulmonary thromboembolus from a leg vein?
Up the inferior vena cava, then to the main pulmonary arteries
What is the clinical effect of a massive embolus?
Sudden death
What is the most common origin of a thrombus?
Atherosclerotic plaque
What is the term for a thrombus that has broken loose and travelled to another part of the body?
Embolus
What is the term for the inflammatory reaction that occurs when a vein becomes thrombosed?
Thrombophlebitis
What is the primary mechanism by which venous return from the legs is maintained?
Muscle contraction and relaxation
What is the term for a thrombus that becomes lodged at a vessel junction?
Saddle embolus
Learn about the consequences of thrombosis and embolus, including the effects of blocked blood vessels and the impact on tissue and organs. Understand the behavior of embolus and how it travels in the direction of blood flow. Test your knowledge on the consequences of thrombi and embolus.
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