Cardiovascular System Quiz

Which structure is located between the right atrium and right ventricle?

• Tricuspid valve

• Bicuspid valve

• Pulmonary valve

• Aortic valve

What is the function of the left ventricle?

• To pump blood to the lungs

• To pump blood to the rest of the body

• To receive blood from the lungs

• To receive blood from the body

What characteristic describes the endocardium?

• Thick and rough

• Thin and very smooth

• Thick and smooth

• Thin and rough

Which layer of the heart wall is the muscular middle layer?

• Epicardium

• Myocardium

• Endocardium

• Pericardium

Which layer of the heart wall is primarily composed of muscle tissue?

• Epicardium

• Myocardium

• Endocardium

• Pericardium

Which layer of the heart wall is not directly involved in contraction?

• Epicardium

• Myocardium

• Endocardium

• Pericardium

What is the role of ventricular muscles in the heart?

• To pump blood into the atria

• To pump blood out of the heart

• To store blood

• To filter blood

What is the main difference between the atrial and ventricular muscles?

• Atrial muscles are thicker

• Ventricular muscles are thicker

• Atrial muscles are outside the heart

• Ventricular muscles are outside the heart

What is the function of the left ventricle?

• To receive blood from the body

• To pump blood to the body

• To receive blood from the lungs

• To pump blood to the lungs

Which chamber of the heart receives oxygenated blood from the lungs?

• Left atrium

• Right atrium

• Left ventricle

• Right ventricle