EKG Plain & Simple Chapter One Quiz

The top of the heart where the great vessels emerge is the

• Apex

• Base

• Chordae Tendonae

• Tricuspid Valve

The fibrous tissue that divides the heart into right and left sides is the

• Chordae Tendonae

• Papillary Muscle

• Septum

• Pulmonic Valve

The innermost layer of the heart is the

• Epicardium

• Pericardium

• Endocardium

• Myocardium

The layer of the heart that is damaged during a heart attack is the?

• Epicardium

• Pericardium

• Endocardium

• Myocardium

Which heart chamber delivers oxygenated blood to the entire body?

• Right atrium

• Right ventricle

• Left atrium

• Left ventricle

The heart valves open and close in response to changes in?

• Oxygenation

• Sodium & Potassium Concentration

• Pressure

• The heart's pacemaker

The valve that separates the right atrium and right ventricle is the?

• Mitral valve

• Pulmonic valve

• Aortic Valve

• Tricuspid Valve

The heart valve found at the opening of the pulmonary artery is the?

• Aortic Valve

• Tricuspid Valve

• Mitral Valve

• Pulmonic Valve

Pulmonary veins deliver blood to the

• Right atrium

• Left atrium

• Right ventricle

• Left ventricle

The Cardiac cycle's two phases are

• Systole and diastole

• Isovolumetric relaxation and contraction

• Preload and afterload

• Atrial Kick and Ventricular filling