5 Good Reasons to have a Personal Trainer. 1  Mix It Up with Cross Training. 2  Teaching vs. Showing. 3  Set-A-Pace. 4  Turn Weaknesses Into Strengths. 5  Accountability.
The vertebral artery is a major artery of the neck that passes through the cervical vertebrae. There are two vertebral arteries, one on each side, and each branches off from the subclavian artery. They merge to form the single basilar artery at the base of the brain.
Vertebral artery dissection is less common than carotid artery dissection (dissection of the large arteries in the front of the neck).The two conditions combined account for 10â25% of non-hemorrhagic strokes in young and middle-aged people. reconstruction of the vertebral arteries from a CT scan, seen from the front. From the bottom, V1 is from the subclavian artery to the foramina, V2 is from the foramina to the second vertebra, V3 is between the foramina until entry into the skull, and V4 is inside the skull embedded in the dura mater.