Aorta. The aorta is the largest blood vessel in the body. It is an artery that directly arises from the heart itself and descends through the thorax and into the abdomen. All the arteries of the body, save the pulmonary arteries, stem from the aorta or one of its main branches.
Ambulance Services. Ambulance Services Overview The Office of Emergency Medical Services licenses all ambulance services that are based in or regularly operate in Massachusetts, and certifies ambulance vehicles. Ambulance services may be private for-profit enterprises, private non-profit entities, municipally run or volunteer services.
The federal USA PATRIOT Act requires Commercial Driver License (CDL) holders to pass a national background check administered by the Department of Homeland Security, Transportation Security Administration (TSA) before their licenses may be endorsed for transport of hazardous materials. Fingerprinting must be done in a Driver License office at the same time the application for a HAZMAT endorsement is made. 2  An application form must be completed and turned in at the time of fingerprinting to be sent to TSA. 3  The application is available on this site and at the Driver License offices.