CHAPTER 20: CV SYSTEM - HEART Flashcards
What is the membrane that surrounds the heart?
PERICARDIUM
What are the 3 layers of the heart?
Epicardium (mesothelium)
Myocardium (muscle tissue)
Endocardium (endothelium)
What structure of the heart receives blood from the superior/inferior vena cava?
Right Atrium
What valve separates the Right Atrium and Right Ventricle?
Tricuspid Valve
What section of the heart pumps blood through the pulmonary valve to the lungs?
Right Ventricle
What section of the heart receives oxygenated blood from the pulmonary veins?
Left Atrium
What valve separates the left atrium and left ventricle?
Bicuspid valve (mitral)
What section of the heart pumps oxygenated blood to the rest of the body?
Left Ventricle
What section of the heart has the thickest walls?
Left Ventricle (due to its function)
Function of the coronary arteries
provides nutrients to the heart