Anatomy of the heart Crossword

Study of the heart
Refers to the area of the anterior chest wall overlying the heart and great vessels
The heart's innermost layer
Middle layer of the heart, thickest of the three layers
The heart is supported by a slinglike structure
Lower chambers and pump blood out of the heart
Separates the two atria
Separates the two ventricles
The large blood vessels attached to the heart
Valves located between the atria and the ventricles
Cusps of the valves resemble a half-moon
The cusps are attached to the ventricular wall by tough fibrous bands of tissue
The upper chambers and receive the blood into the heart
The right AV valve because it has three cusps
The left AV valve is called
When the left ventricle contracts, thus increasing intraventricular pressure, blood from the ventricles forces the? open and flows into the aorta
The arteries supplying the myocardium are called
It also supplies blood to the parts of the electrical ? including the sinoatrial (SA) node and the atrioventricular (AV) node
These branches send out numerous long fibers
The record of these electrical signals