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WorksheetsHeart Facts
Total questions: 15
Worksheet time: 15mins
Which mammal has the largest heart?
whale
human
cheetah
elephant
How many chambers does the heart have?
Three
Four
Five
Six
Name the organ that is a muscle that pumps blood throughout the Circulatory System
The heart
The lungs
The liver
The brain
The Circulatory System is also called:
Pumping System
Blood System
Cardiovascular System
Life Support System
Which of the following blood vessels carry blood in the circulatory system back to the heart from the rest of the body?
Artery
Venule
Capillary
Veins
Which organ do Cardiologists focus on?
Heart
Brain
Lungs
Skin
Which organ does pump blood in all the body?
liver
brain
heart
stomach
Which part of the heart is responsible for pumping oxygenated blood to the body?
Left atrium
Right atrium
Left ventricle
Right ventricle
What is the average resting heart rate for a healthy adult?
40-60 beats per minute
60-100 beats per minute
100-120 beats per minute
120-140 beats per minute
Which blood vessels carry blood away from the heart?
Veins
Arteries
Capillaries
Lymphatics
What is the primary function of the heart valves?
To pump blood
To prevent backflow of blood
To oxygenate blood
To filter blood
Which component of the blood is primarily responsible for clotting?
Red blood cells
White blood cells
Platelets
Plasma
What is the term for the heart's natural pacemaker?
AV node
SA node
Bundle of His
Purkinje fibers
During which phase of the cardiac cycle does the heart fill with blood?
Systole
Diastole
Isovolumetric contraction
Isovolumetric relaxation
Which of the following is a common method for measuring heart function?
Electroencephalogram (EEG)
Electrocardiogram (ECG)
Magnetic Resonance Imaging (MRI)
X-ray
