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Worksheetshuman heart
Total questions: 15
Worksheet time: 8mins
What is the size of an adult’s heart?
two fists together
the size of a fist
the size of a ball
the size of an apple
How many chambers does the heart consist of?
2
3
4
6
What do the lungs provide the blood with?
oxygen
blood
hydrogen
carbon dioxide
What vessels carry the blood away from the heart?
arteries
veins
an aorta
capillaries
What vessels carry the blood back to the heart?
arteries
veins
an aorta
capillaries
What are the thinnest blood vessels called?
arteries
veins
capillaries
an aorta
What is biggest artery in a human body?
arteries
veins
capillaries
an aorta
How much blood if there in an adult human body?
3 liters
5 liters
10 liters
20 liters
How many times does a human heart beat a day?
100 times
1000 times
100,000 times
1,000,000 times
What is the total length of blood vessels in a human body?
6 miles
60 miles
6,000 miles
60,000 miles
