The pulmonary artery is the vessel transporting de-oxygenated blood from the right ventricle to the lungs. A common misconception is that all arteries carry oxygen-rich blood. It is more appropriate to classify arteries as vessels carrying blood away from the heart.he blood leaving the left ventricle exits through the aorta, the bodyâs main artery. Two coronary arteries, referred to as the left and right coronary arteries, emerge from the beginning of the aorta, near the top of the heart.
A Registered Nurse (RN) earns an average wage of $27.03 per hour.
Average Nursing Pay in the United States. According to the Bureau of Labor Statistics, registered nurses earned an average of $33.23 per hour across all specialties as of May 2011, and a mean annual income of about $69,110. However, the practice area of a nurse can have a large impact on expected salary. A salary survey conducted by RN Magazine in April 2009 found that pediatric nurses earned an average of $31 per hour, similar to the average hourly pay earned by RNs specializing in oncology and ambulatory surgery.