The Johnsville centrifuge rose to stardom at the beginning of Americaâs space program. It started operating with the training of pilots for the North American X-15 hypersonic aircraft and hit its stride with the Mercury manned spaceflight program.
Colonic angioectasia causes bleeding in the lower gastrointestinal tract. This presence is often associated with liver cirrhosis, chronic renal failure, and valvular heart disease.t is also used to separate two ideas.    In anatomy, the colon is in your large intestine, beginning at the  end of the small intestine and ending at the rectum.
Carotid Artery Anatomy with Angiography. Carotid angiography, also called carotid angio or an arteriogram, is an invasive X-ray imaging procedure used to detect the presence of narrowing or blockage (atherosclerosis) in the carotid arteries and determine your risk for future stroke.hen the balloon is inflated, the fatty plaque or blockage is compressed against the artery walls to improve blood flow. During the angioplasty procedure, a carotid stent (a small, metal mesh tube) is placed inside the carotid artery at the site of the blockage and provides support to keep the artery open.