Circulatory System Practice Test

What is the primary function of the circulatory system?

• To transport nutrients to cells

• To remove waste products from the body

• To transport oxygen and nutrients to cells and remove waste products

• To produce blood cells

Which chamber of the heart receives deoxygenated blood from the body?

• Left atrium

• Right atrium

• Left ventricle

• Right ventricle

What type of blood vessel carries blood away from the heart?

• Vein

• Artery

• Capillary

• Venule

Which component of blood is primarily responsible for transporting oxygen?

• White blood cells

• Platelets

• Plasma

• Red blood cells

What is the name of the valve located between the left atrium and left ventricle?

• Tricuspid valve

• Pulmonary valve

• Mitral valve

• Aortic valve

What is the function of capillaries in the circulatory system?

• To supply blood to organs and tissues

• To exchange gases, nutrients, and waste products between blood and tissues

• To return deoxygenated blood to the heart

• To pump blood throughout the body

Which of the following is NOT a component of blood?

• Plasma

• Red blood cells

• Platelets

• Cartilage cells

The aorta is responsible for:

• Carrying deoxygenated blood to the lungs

• Carrying oxygenated blood to the body

• Returning deoxygenated blood to the heart

• Pumping blood into the left ventricle

What is the role of white blood cells?

• To clot blood

• To carry oxygen

• To fight infections

• To carry nutrients

The pulmonary artery carries blood from the heart to the:

• Brain

• Lungs

• Liver

• Kidneys