SHADOW HEALTH CARDIAC ASSIGNMENT | Questions with 100% Correct Answers | Verified | Updated

Where is the heart found? Mediastinum What is the heart enclsoed by? Pericardium Layers of the heart: 1. Epicardium: inner layer 2. Myocardium: large, muscle layers -- fibers flex during each heart beat 3. Endocardium: thin, smooth inner layer that lines heart chambers and valves Another name for the sac that protects the heart and keeps it in place = Pericardium 4 chambers of the heart: 2 atria 2 ventricles Which chamber collects deoxygenated blood returning from the body through the vena cava? R atrium Which chamber collects oxygenated blood returning from the lungs through the pulmonary veins? L atria Which chamber pumps blood into the pulmonary arteries heading to the lungs for gas exchange? R ventricle The ____ pumps blood into the aorta to the body for gas, nutrient and waste exchange Left ventricle