Hearts

What are the four main chambers of the heart?

• Right atrium, left ventricle, left atrium, pulmonary artery
• Right atrium, right ventricle, aorta, left atrium
• Left atrium, left ventricle, right ventricle, vena cava
• Right atrium, right ventricle, left atrium, left ventricle

What is the primary function of the left ventricle?

• Pumping oxygenated blood to the body

• Receiving deoxygenated blood from the body

• Pumping blood to the lungs for oxygenation

• Receiving oxygenated blood from the lungs

Which blood vessel carries deoxygenated blood from the body to the heart?

• Pulmonary vein

• Aorta

• Vena cava

• Pulmonary artery

What is the role of the right atrium in the circulatory system?

• Pumping blood to the lungs

• Receiving blood from the lungs

• Receiving deoxygenated blood from the body

• Pumping oxygenated blood to the body

What is the function of the right ventricle?

• Pumping oxygenated blood to the body

• Pumping deoxygenated blood to the lungs

• Receiving oxygenated blood from the lungs

• Receiving deoxygenated blood from the body

Which structure prevents backflow of blood into the heart?

• Aortic valve

• Mitral valve

• Tricuspid valve

• Pulmonary valve

What type of blood does the pulmonary artery carry?

• Oxygenated blood

• Deoxygenated blood

• Mixed blood

• Venous blood

What is the role of the left atrium in the circulatory system?

• Pumping deoxygenated blood to the body

• Receiving oxygenated blood from the lungs

• Pumping oxygenated blood to the lungs

• Receiving deoxygenated blood from the body

Which valve is located between the left atrium and the left ventricle?

• Aortic valve

• Mitral valve

• Tricuspid valve

• Pulmonary valve

What is the primary function of the aorta?

• Carrying deoxygenated blood to the lungs

• Distributing oxygenated blood to the body

• Receiving blood from the heart

• Filtering blood before it returns to the heart