In angiography, x-rays are used to produce detailed images of blood vessels. It can also be used to treat disorders of blood vessels. Which of the following best describes the method by which people are prepared for an angiography procedure?
They are given a sedative intravenously but remain conscious
They are given general anesthesia in a special angiography suite
They are given general anesthesia in the operating room
They are given intravenous antibiotics
