WorksheetsThe amazing human body
Total questions: 10
Worksheet time: 5mins
Your heart beats about
10 000 times a day.
1000 times a day.
100 000 times a day.
In one hour, your heart produces the same amount of energy
as it would take to lift a small plane off the runway three metres.
as it would take to raise a truck off the ground one metre.
as it would take to lift two average-sized men off the ground at the same time.
The average human body contains enough water to fill a
5 gallon water cooler.
10 gallon fish tank.
kitchen sink.
Your lungs will take many breaths in your lifetime. How many is many?
600 000
600 000 000 000
600 000 000
Your skin is an amazingly sensitive organ. How many nerve endings are there in one square inch of your skin?
90
9000
900
If your circulatory system were stretched out it would cover
60 000 miles or twice the distance around the Earth.
600 miles.
6 miles.
Your aorta, the largest artery in your body, is almost the diameter of
a thick cord used for tying parcels.
the smallest pipe in your bathroom plumbing.
a garden hose.
The blood in your body completely circulates through the body
three times every minute.
once every minute.
five times every minute.
Within a tiny drop of blood,
there are 5 000 000 red blood cells.
there are 50 000 red blood cells.
there are 500 000 red blood cells.
Except for your brain, how many cells have died and been replaced by other cells while you were reading this sentence?
50 000 000
500 000
5000
