When a(n) _____ lodges in the capillaries of the brain, it can cause a tissue-damaging event known as a stroke.

A. cholesterol molecule
B. thrombus
C. plaque molecule
D. embolus



Answer :

Final answer:

An embolus can lead to a stroke when it lodges in brain capillaries, causing tissue damage.


Explanation:

An embolus can cause a tissue-damaging event known as a stroke when it lodges in the capillaries of the brain. An ischemic stroke occurs when an embolus breaks off from a plaque or forms in the heart, travels to the brain, and blocks blood flow to a part of the brain, leading to brain cell death.

Plaques can rupture, leading to blood clots that can obstruct arteries and cause strokes. A stroke occurs when a blood clot lodges in an artery in the brain, cutting off blood flow and causing damage.


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