Circulatory System

The circulatory system is responsible for

• Transporting materials to the enter body

• Heart beat

• Water

• Food

Heart is a

• Hallow muscle

• Narrow muscle

The smallest vessels are

• Arteries

• Veins

• Capillaries

Which type of vessels have vlaves?

• Arteries

• Veins

Study of blood is

• Ornithology

• Zoology

• Hematology

• None

Plasma consist of how much percent of the water?

• 50%

• 90%

• 10%

• 30%

platelets contain nucleus

• True

• False

who carries away the blood?

• Veins

• Arteries

Heart has

• 7 chambers

• 9 chambers

• 5 chambers

• 4 chambers

Who carries blood to the lungs?

• Pulmonary arteries

• Veins