Each lung is enclosed in serous membrane. As arteries carry blood so it also plays an important role in delivering nutrients and removal of waste products. L Transposition Of The Great Arteries Corrected Transposition Chapter 23 Congenital Cardiac Anesthesia Correct answer to the question Which best describes the blood flowing in an artery. . D Only large arteries are lined with endothelium. At the apex of the heart can be heard with a stethoscope. Contrast dye is injected into blood vessels and X-rays are taken of the neck revealing images of the carotid arteries. It is oxygen rich B. A 25-year-old woman in her fifth month of pregnancy has a. The sound of the pulse in the aorta. Blood vessels of heart wall nourish cardiac muscle Right left coronary arteries immediately branch off of the aorta by the aortic semilunar valve cusps When the ventricles relax and blood flows back down the aorta to fill the cusp