Number of heart chambers

• 2

• 4

• 3

• 5

Pulmonary circulation is

• The blood flow from heart to the body cells and back to the heart

• The blood flow from lungs to the heart and then to the body cells

• The blood flow from heart to the lungs and back to the heart

• The blood flow from the body cells to the lunngs and back to the heart

Systemic circulation is

• The blood flow from heart to the body cells and back to the heart

• The blood flow from lungs to the heart and then to the body cells

• The blood flow from heart to the lungs and back to the heart

• The blood flow from the body cells to the lunngs and back to the heart

Deoxygenated blood flow from the body cells to the heart via .....

• vena cava

• pulmonary artery

• aorta

• pulmonary vein

Deoxygenated blood flow from the heart to the lungs via

• vena cava

• pulmonary artery

• aorta

• pulmonary vein

Oxygenated blood flow from the heart to the body cells via .....

• vena cava

• pulmonary artery

• aorta

Oxygenated blood flow from the lungs to the heart via .....

• aorta

• pulmonary vein

• pulmonary artery

The valves...

• prevent back-flow of blood

• allow lower pressure of blood flow in the heart

• prevent high pressure exerted in the vessels

The ...... separate the right atrium and the right ventricle

• Semilunar valve

• Tricuspid valve

• Bicuspid valve

The ...... separate the left atrium and the left ventricle

• Semilunar valve

• Tricuspid valve

• Bicuspid valve

• Aortic valve