The pulmonary arteries have light violet blood as an artistic depiction to stress they carry deoxygenated blood, or oxygen poor blood, from the heart to the lungs. Here the blood will get rid of the carbon dioxide it is carrying, a result of the body's cells conducting cellular respiration, and pick up a fresh load of oxygen. read more
The blood in the pulmonary artery has just been right round the body, supplying oxygen and is about to enter the lungs. It is as desaturated as blood ever gets and hence is a dark red colour, not light violet. read more
The pulmonary arteries have light violet blood as an artistic depiction to stress they carry deoxygenated blood, or oxygen poor blood, from the heart to the lungs. Here the blood will get rid of the carbon dioxide it is carrying, a result of the body's cells conducting cellular respiration, and pick up a fresh load of oxygen. read more
Formation of an embolus in the pulmonary artery can happen when a blood clot, fat globule, or air bubble travels in the blood to the lungs. For example, this can occur after a long plane flight that disposes passengers to a deep vein thrombosis in the legs that results in a PE. read more