NURSING N223 - Med-Surg II Exam 4 Study Guide.

NURSING N223 - Med-Surg II Exam 4 Study Guide/NURSING N223 - Med-Surg II Exam 4 Study Guide. Topics: Heart Failure, Cardiomyopathy, Shock, MODS, CAD, MI, CABG, Dysrhythmias, Cardiac Arrest Readings: I & W Chapters 33, 34, 35, 37, 38; ATI Chapters 28, 29, 30, 31, 32, 33, 37, 38 CARDIAC ASSESSMENT: PATHOPHYSIOLOGY REVIEW: CIRCULATION:  Blood enters right atrium  tricuspid valve  right ventricle  pulmonic valve  LUNGS (O2 exchange here)  pulmonary veins  left atrium  mitral valve  left ventricle aortic valve  aorta  vasculature within our body  (containing oxygenated blood)  Heart is fist-sized muscular organ located in the mediastinum between the lungs  Each heart beat pumps about 60ml blood o So with arterial injuries, we lose about 60ml blood with each heart beat