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WordNet-Online
Definitions from WordNet
Noun vertebral artery has 1 sense
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Definitions from the WebVertebral ArteryDescription:The vertebral artery is a major blood vessel that supplies blood to the brainstem, cerebellum, and posterior part of the brain. It is one of the two main arteries that make up the vertebrobasilar system, which provides crucial blood flow to the back of the brain. Senses and Usages:Sense 1:Medical: The vertebral artery refers to either of the two arteries that originate from the subclavian arteries in the neck and ascend through the transverse foramina of the cervical vertebrae, supplying the posterior circulation of the brain. Example Sentence:After experiencing a transient ischemic attack, the patient underwent an MRI scan to evaluate the blood flow in the vertebral artery. Sense 2:Anatomy: The vertebral artery can also refer to the specific segment of these arteries that runs through the cervical spine. Example Sentence:Damage to the vertebral artery can lead to reduced blood flow to the brainstem, causing various neurological symptoms. Sense 3:Vertebrobasilar Insufficiency: This term describes a condition where there is reduced blood flow through the vertebral artery, resulting in insufficient blood supply to the brainstem and cerebellum. Example Sentence:Patients with vertebrobasilar insufficiency often experience episodes of dizziness and imbalance. Related Products: | ||||
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