circulation system

The components of human cardiovascular system are:

• heart

• blood

• blood vessels

• all of the above

The deoxygenated blood returned to heart in

chamber called

• left ventricle

• right ventricle

• left atrium

• right atrium

The circulatory system of humans in which blood

does not leaves network of capillaries and arteries is classified as:

• closed cardiovascular system

• open cardiovascular system

• closed ligament system

• closed cartilage system

The fluid circulates in human blood which consists of

white blood cells, red blood cells and platelets is known as:

• lymph fluid

• blood

• interstitial fluid

• diploblastic blood

The blood which heart pumps to the lungs is:

• deoxygenated blood

• lymph fluid

• atria blood

• oxygenated blood

The circulation loop to provide oxygenated blood

through the rest of body is classified as:

• pulmonary circulation

• systematic circulation

• digestive system

• lymphatic circulation

The left atrium receives oxygenated blood from

• right atrium

• lungs

• right ventricle

• right atria

What is the average heart beats per minute for a normal healthy person?

• 70-90

• 60-70

• 90-100

• 100-120