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Heart Functions

Description of functions of the heart.

HeartStructure and Function
Endocardium thin inner layer
Myocardium muscle layer
Epicardium fibrous outer layer
Pericardium surrounds heart
Visceral layer in contact with the epicardium
Parietal layer in contact with the mediastinum
Pericardial fluid lubricant in the space between the pericardial layers
Septum divides heart into left and right sides.
Atria two upper chambers
Ventricles two lower chambers
The Atria receive blood from? blood is recived from the outside of heart
The Ventricles receive blood from? blood is recived from the atria into these chambers.
Which side of the heart is thicker the left side of heart is thicker.`
Right Atrium receives blood from the? the inferior & superior vena cava
What valve separates the RA & RV the tricuspid valve
What valve separates the LA & LV the pulmonic valve
Blood flows to the lungs via the pulmonary arteries
CO2 is released and O2 is absorbed in the ? Lungs
Blood flows into the___________ ___________ during diastole or systole cornary arteries & diastole
LM coronary arterys 2 branches LAD(left anterior descending artery) & Cx ( circumflex artery)
Conduction system is? specialized nerve tissue for creating and transporting electrical impule
Impulse or Action potenial initiates? depolarization and cardiac contraction
Created by: carebear
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