WHAT CAUSES A STROKE：Stroke pathophysiology | STROKE MANUAL

what causes a stroke   what is a demo Ischemic Stroke is caused by the occlusion of cerebral arteries due to embolism, thrombosis, or systemic hypoperfusion. The reduction in blood flow leads to a central core of infarction surrounded by an ischemic penumbra, where cells are at risk but potentially salvageable. Key mechanisms include excitotoxicity from excessive glutamate release, oxidative stress, and activation of inflammatory

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what is a narrative text Different narrative approaches highlight different aspects of character. Here are three effective ways to structure character-focused essays: The Coming-of-Age Narrative: Centers on how a character grows and changes, often through a key moment of awareness. Example Outline: Introduction: Meet the character and hint at their upcoming journey