carotid and vertebral arteries

Blood is supplied to the brain through the carotid and vertebral arteries.

Other anastomoses between the carotid and vertebral arteries support this effect.

The carotid and vertebral arteries are most commonly affected.

From postmortem studies, he provided information on the carotid and vertebral arteries that supply the brain with blood.

At rest, 20% of the cardiac output flows to the brain via the internal carotid and vertebral arteries.

Spontaneous dissection of the carotid and vertebral arteries.

The scientists also uncovered small connections between the carotid and vertebral arteries that permitted blood to flow between the two.

One young woman had wedged her neck in the V of a tree, which effectively compressed her carotid and vertebral arteries.

Other major arteries branch off it, including the coronary arteries to the heart, the carotid and vertebral arteries to the head and the renal arteries to the kidneys.

The carotid and vertebral arteries in the neck of most animals - including owls and humans - are very fragile and highly susceptible to even minor tears of the vessel lining.

In addition, between the carotid and vertebral arteries, owls have a lot of smaller connecting vessels that permit the blood to find alternative pathways should one of the main flow routes close down during rotation.

While dissection of the carotid and vertebral arteries accounts for only 2% of strokes (which are usually caused by high blood pressure and other risk factors, and tend to occur in the elderly), they cause 10-25% of strokes in young and middle-aged people.

The Brood lays its eggs at the back of the necks of its victims since everything the eggs need to gestate, including all 31 nerve segments and access to the carotid and vertebral arteries, rests at the top of the spinal column.