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What is The veebral aery traverses all of the following except and explain in detail?
Veebral aery is the first and largest branch of the first pa of the subclan aery, destined chiefly to supply the brain PAS OF VEEBRAL AERY: FIRST PA-The first pa extends from the origin of the aery to the transverse process of sixth cervical veebrae SECOND PA-The second pa runs through foramina transversaria of the upper sixth cervical veebrae THIRD PA-The third pa lies in the suboccipital triangle FOUH PA-The fouh pa extends from the posterior atlantooccipital membrane to the lower border of pons Ref BDC volume 3,6th edition pg 164