5 Questions
Which of the following conditions is characterized by a blood clot blocking a blood vessel in the brain?
Ischemic stroke
Which symptom is specifically associated with a stroke?
Severe headache with no known cause
What is a transient ischemic attack (TIA) commonly referred to as?
Mini-stroke
What happens during a hemorrhagic stroke?
A blood vessel in the brain breaks and bleeds into the brain.
Which of these symptoms is not typically associated with a stroke?
High fever
Study Notes
Stroke Overview
- Stroke, also known as cerebrovascular accident (CVA), occurs when brain cells die due to disrupted blood supply.
- Brain cell function relies on constant delivery of oxygen and glucose from the bloodstream.
Types of Stroke
- Ischemic Stroke: caused by a blood clot that blocks or plugs a blood vessel in the brain.
- Hemorrhagic Stroke: caused by a blood vessel that breaks and bleeds into the brain.
Mini-Strokes (Transient Ischemic Attacks - TIAs)
- Brief interruption of blood supply to the brain.
Stroke Symptoms
- Numbness or weakness of the face, arm, or leg (especially on one side of the body).
- Confusion, trouble speaking or understanding speech.
- Trouble seeing in one or both eyes.
- Difficulty walking, dizziness, loss of balance or coordination.
- Severe headache with no known cause.
Learn about the causes and types of stroke, including ischemic and hemorrhagic stroke, and their effects on brain cells.
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