Cardiovascular System: The Heart Flashcards
Pericardial Fluid
Allows the two layers of the pericardium to slide easily against each other without causing friction.
Location of Heart
Located in the anterior chest just behind the sternum
Sits in a space between the lungs called the mediastinum
A thick fibrous portin
A thin moist serous portion:
Pericardium (sac that surrounds the heart)
Slick serous membrane lines the inside of the fibrous pericardium and is called the:
Parietal Pericardium
Between the visceral and parietal pericardium is a space called:
Pericardial space or cavity
The pericardium which attaches to the heart is the:
Visceral Pericardium
Blood returning from the body enters the heart from the:
Superior and Inferior vena cava and enters into the right atrium
What valve does the blood pass through from the right atrium into the right ventricle:
Tricuspid valve
When the ventricles contract blood moves through what valve into the pulmonary artery:
Pulmonary Semilunar Valve
Once oxygenated from the lungs the blood returns to the heart through what vein:
Pulmonary vein
Blood enters what through the pulmonary vein:
Left atrium
The blood goes through what valve to get from the left atrium into the left ventricle:
Bicuspid Valve (Mitrial Valve)
The blood passes what valve to go from the left ventricle into the aorta:
Arotic Semilunar Valve
The right coronary artery supplies blood to what:
Right atrium and portions of both ventricles
The left coronary artery (LCA) supplies blood to what:
Left atrium, left ventricle and interventricular septum