Quiz on the Heart and Cardiovascular System

What is the primary function of the heart in the cardiovascular system?

• To produce hormones

• To pump blood around the body

• To filter waste products

• To store oxygen

Where is the heart located?

• Abdominal cavity

• Cranial cavity

• Thoracic cavity

• Pelvic cavity

Which layer of the heart wall is responsible for contraction and relaxation?

• Pericardium

• Epicardium

• Myocardium

• Endocardium

What does the right side of the heart do?

• Pumps oxygenated blood to the body

• Pumps deoxygenated blood to the lungs

• Pumps blood to the brain

• Pumps blood to the liver

How many chambers does each side of the heart have?

• One

• Two

• Three

• Four

What is the function of the atrioventricular valves in the heart?

• Prevent backflow of blood from the ventricle to the atrium

• Allow blood to flow from the atrium to the ventricle

• Pump blood to the lungs

• Pump blood to the body

Where are the semi-lunar valves located?

• Between the atrium and ventricle

• At the exit from each ventricle into the major blood vessels

• Between the left and right atria

• At the entrance of the heart

What is the main role of the systemic circulation?

• Carry blood to the lungs and back

• Carry blood from the heart around the majority of the body and back to the heart

• Transport oxygenated blood to the liver

• Exchange gases in the capillaries

What is the function of the hepatic portal circulation?

• Transport blood from the heart to the lungs

• Carry oxygenated blood to the brain

• Take blood straight from the digestive tract to the liver

• Pump deoxygenated blood to the heart

Which valve is located between the pulmonary artery and the right ventricle?

• Tricuspid valve

• Mitral valve

• Pulmonary valve

• Aortic valve