Which of the following is the most common side effect of tissue plasminogen activator (tpa)?10/17/2023 Blood is pumped from the heart and carried to the brain by two paired arteries, the internal carotid arteries and the vertebral arteries (Fig. ![]() To understand stroke, it is helpful to know how blood circulates to the brain (see Anatomy of the Brain). If the stroke is caused by a blood clot, a clot-busting drug or retrieval device may be used to restore blood flow. A stroke may result in permanent brain damage or death. Depending on the area affected, a person may have problems speaking, walking, seeing, or thinking. ![]() A stroke occurs when the brain is deprived of blood supply. Think of a stroke as a " brain attack"- it is an emergency! When symptoms appear, call 911 immediately every minute counts.
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