Circulatory System Quiz

What is the main function of the heart in the circulatory system?

• To regulate body temperature

• To digest food

• To heat the body

• To pump blood throughout the body

Name the three types of blood vessels found in the human body.

• Arterioles, venules, and lymphatic vessels

• Arteries, veins, and capillaries

• Sinusoids, lacteals, and thoracic duct

• Pulmonary arteries, hepatic veins, and aorta

Which disease is characterized by the build-up of plaque in the arteries, restricting blood flow?

• Thrombosis

• Atherosclerosis

• Emphysema

• Arteriosclerosis

Describe the pathway of blood flow starting from the right atrium of the heart.

• Right atrium -> Aorta -> Pulmonary artery

• Right atrium -> Left ventricle -> Pulmonary artery

• Right atrium -> Pulmonary artery -> Left ventricle

• Right atrium -> Right ventricle -> Pulmonary artery

What are the main components of blood and their respective roles?

• Red blood cells carry oxygen, white blood cells fight infections, platelets help with blood clotting, and plasma carries nutrients and hormones.

• Platelets fight infections

• White blood cells transport oxygen

• Red blood cells produce insulin

How does regular exercise impact circulation in the body?

• Regular exercise causes blood vessels to constrict and reduce blood flow.

• Regular exercise weakens the heart and decreases blood flow.

• Regular exercise strengthens the heart, increases blood flow, and promotes the dilation of blood vessels.

• Regular exercise has no impact on circulation in the body.

What is the structure responsible for pumping blood to the rest of the body?

• lung

• liver

• stomach

• heart

Which blood vessel carries oxygenated blood away from the heart to the body tissues?

• Pulmonary artery

• Aorta

• Superior vena cava

• Coronary sinus

What is the medical term for high blood pressure?

• Hypertrophy

• Hyperextension

• Hypotenuse

• Hypertension

Explain the role of red blood cells in the circulatory system.

• Red blood cells transport oxygen and carbon dioxide in the circulatory system.

• Red blood cells store nutrients in the circulatory system.

• Red blood cells regulate blood pressure in the circulatory system.

• Red blood cells produce antibodies in the circulatory system.