system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
True about veebral aery
assistant
The correct answer is  The veebral aery is one of the two principal aeries which supply the brain In addition,it also supplies the spinal cord,the meninges and the suurounding mscles and bones It arises from the posterosuperior aspect of the first pa of the subclan aery It runs a long course and ends in the cranial cavity by supplying the brain The veebral aery is divided in to four pas Ref BDC volume 3,sixth edition pg 162