The Circulatory System

Which of the following is NOT included in the circulatory system?

• Blood

• Blood vessels

• Skin

• Heart

Which of the following is NOT included in blood?

• Red blood cells

• White blood cells

• Platelets

• Calcium

Which of the following is included in the immune system?

• Red blood cells

• White blood cells

• Platelets

• Calcium

Where are red blood cells produced?

• Bone marrow

• Heart

• Veins

• Blood vessels

Plasma is which color?

• Yellow

• Red

• White

• Clear

Homeostasis is which of the following?

• Regulation of blood temperature

• Regulation of body temperature

• The stoppage of bleeding

• The state of balance between all systems and processes

Blood vessels contain of all of the following except?

• Veins

• Arteries

• Clots

• Capillaries

Arteries carry blood in which direction?

• Away from the heart

• To the heart

• In the aorta

• To the ventricles

Which of the following are the smallest vessels in the body?

• Arteries

• Veins

• Capillaries

• Heart

The heart’s chambers consist of which of the followings?

• Valves and ventricles

• Ventricles and atria

• Atria and valves

• Valves only