name of the valve that separates right atrium from right ventricle.

• tricuspid
• aortic
• mitral

Valve that blood is forced through from right ventricle into pulmonary arteries.

• pulmonary semi lunar valve

• aortic valve

• mitral valve

Which is the correct flow of blood?

• R. atrium --> R. Ventricle --> pulmonary artery

• R. atrium --> L. atrium --> aorta

• L. ventricle --> pulmonary artery --> aorta

• L. ventricle --> L. atrium --> aorta

In the walls of the heart, there are two thin layers around a thick layer of muscle called the

• epithelial tissue.

• pericardium.

• connective tissue.

• myocardium.

................................... of the heart has the thick muscular wall because it pumps the blood to the systemic circuit

• left ventricle

• Right ventricle

• right atrium

• left atrium

Contraction of the heart is done by the 

• epipericardium
• visceral pericardium
• pericardium
• myocardium

The purpose of heart valves is to 

• set the pace at which the heart beats
• prevent blood from flowing backward
• oxygenate the blood as it passes through the valve
• add minerals to the blood

The pointed, inferior portion of the heart, known as the ________ rests on the diaphragm and is oriented towards the left hip.

• base
• mediastinum
• apex
• pericardium

The valves between the atria and ventricles are known as the ________ valves.

• atrioventricular
• aortic
• semilunar
• pulmonary

When the ventricles contract, the bicuspid (mitral) valve prevents blood from flowing from the ________.

• right ventricle to right atrium
• left ventricle to left atrium
• left atrium to the right atrium
• right atrium to the left atrium