NC Animal Care - Circulatory System Quiz

What are the three key components of the cardiovascular system?

• The heart, the lungs, the kidneys

• The heart, the blood vessels, the blood

• The heart, the brain, the arteries

• The heart, the veins, the capillaries

Where is the heart located in a dog?

• In the dorsal thorax between the first and fourth ribs

• In the ventral thorax between the third and sixth ribs

• In the abdominal cavity near the liver

• In the cranial thorax near the neck

What is the function of the heart?

• To filter blood and remove toxins

• To produce blood cells

• To move blood around our body

• To regulate body temperature

How many chambers does the heart have?

• Two

• Three

• Four

• Five

What is the difference between arteries and veins?

• Arteries carry blood toward the heart, and veins carry blood away from the heart.

• Arteries carry blood away from the heart, and veins carry blood toward the heart.

• Arteries filter blood, and veins supply oxygen to the blood.

• Arteries contain oxygenated blood only, and veins contain deoxygenated blood only.

What is the function of the Vena Cava in the heart's blood circulation process?

• It pumps blood out of the heart to the lungs.

• It carries oxygen-rich blood from the lungs to the heart.

• It carries blood from all over the body back to the heart.

• It prevents blood from passing back into the Right Atrium.

Which chamber of the heart does the blood enter after it is carried by the Vena Cava?

• Left Atrium

• Right Ventricle

• Left Ventricle

• Right Atrium

What prevents blood from passing back into the Right Atrium from the Right Ventricle?

• Pulmonary Artery

• Bicuspid valve or Left Atrioventricular Valve

• Tricuspid Valve or Right Atrioventricular Valve

• Pulmonary Vein

Through which vessel does blood leave the heart to go to the lungs?

• Vena Cava

• Aorta

• Pulmonary Vein

• Pulmonary Artery

Where does the oxygenation of blood occur?

• In the Right Atrium

• In the Right Ventricle

• In the lungs

• In the Left Ventricle