Atherosclerosis is a major cause of abdominal aortic aneurysm and is the most common kind of arteriosclerosis, or hardening of the arteries. This disease process can be seen in any blood vessel in the body and is the cause of coronary artery disease, stroke, and peripheral arterial disease (PAD) .
Definition of Osmia. : a cosmopolitan genus of solitary bees (family Megachilidae) including several that are important pollinators of economic plants.
Ischemia is the condition or state in which a tissue such as brain is subjected to hypoxia or low oxygen because of an obstruction of the arterial blood supply or inadequate blood flow. Brain ischemia can be broadly divided into two main classifications, global ischemia and focal ischemia. Global ischemia is the condition or state in which blood flow to the entire brain is transiently blocked, which results in delayed, selective neuronal death.