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WorksheetsNU - Circulatory System Pre Activity
Total questions: 15
Worksheet time: 8mins
What is the primary function of the heart?
To produce oxygen for the body
To pump blood throughout the body
To store blood for later use
To digest food
How many chambers does the human heart have?
Two
Three
Four
Five
What is the name of the upper right chamber of the heart?
Left atrium
Right atrium
Left ventricle
Right ventricle
What is the main function of the pulmonary artery?
Carry oxygenated blood to the lungs
Carry deoxygenated blood to the lungs
Carry oxygenated blood to the heart
Carry deoxygenated blood to the body
Which of the following carries oxygenated blood from the lungs to the heart?
Pulmonary artery
Pulmonary vein
Aorta
Superior vena cava
What is the largest artery in the body?
Pulmonary artery
Coronary artery
Aorta
Carotid artery
Which valve prevents backflow of blood from the right ventricle to the right atrium?
Pulmonary valve
Semilunar valves
Tricuspid valve
Aortic valve
What is the thick, muscular layer of the heart that allows it to contract?
Myocardium
Pericardium
Epicardium
Endocardium
Receives oxygen-rich blood from the lungs via the pulmonary veins.?
Right atrium
Right ventricle
Left ventricle
Left atrium
What is the name of the blood vessels that supply oxygen to the heart muscle itself?
Pulmonary veins
Coronary arteries
Pulmonary arteries
Carotid arteries
What happens when coronary arteries become blocked?
Stroke
Heart attack
Hypertension
Arrhythmia
The pulmonary artery carries blood from the heart to which organ?
Brain
Liver
Lungs
Kidneys
Which valve is located between the left ventricle and the aorta?
Tricuspid valve
Pulmonary valve
Mitral valve
Aortic valve
What is the function of the coronary arteries?
Pump blood to the lungs
Carry deoxygenated blood to the body
Supply oxygenated blood to the heart muscle
Drain blood from the heart chambers
Receives oxygen-rich blood from the lungs via the pulmonary veins.?
Right atrium
Right ventricle
Left atrium
Left ventricle
