What varies are the size and properties of the artery. A symptom of a blockage is chest pain and can lead to heart attack if not treated. The symptom of a blockage in the affected leg is pain with walking or even at rest. Renal arteries - provide blood flow to kidneys. Subclavian arteries - provide blood flow to the arms.
Symptoms are pain or numbness in the affected arm.
If the blockage is in the left arm, a symptom is dizziness when the arm is used. Carotid arteries - provide blood flow to the brain. Symptoms of a blockage vary in intensity from dizziness to a stroke, and may include visual changes. Aorta - it is the artery which leaves the heart and all other arteries branch off from it or its tributaries. This artery is prone to both blockages and aneurysm development.