WorksheetsMind Blowing Body Facts
Total questions: 20
Worksheet time: 10mins
Nerve impulses to and from the brain travel as fast as ______ miles per hour.
75
170
1000
25
The brain operates on the same amount of power as a
nuclear power plant
computer
cell phone
10 watt light bulb
Your brain uses _____% of the oxygen that enters your blood stream.
20
10
5
80
The brain is much more active at night than during the day.
True
False
The brain itself cannot feel pain.
True
False
_____ % of the brain is water.
10
50
70
80
Every day the average person loses _____-_____ strands of hair.
10-15
300-400
60-100
0-5
The largest internal organ is the_________.
small intestine
large intestine
heart
gall bladder
The human heart creates enough pressure to squirt blood _______ feet.
5
10
20
30
The acid in your stomach is strong enough to dissolve razor blades.
False
True
The surface area of a human lung is equal to a ____________.
truck tire
baseball field
tennis court
football stadium
Men's hearts beat faster than women's.
True
False
Sneezes regularly exceed ______ miles per hour.
25
50
75
100
Your nose can remember _________ different scents.
500
5,000
50,000
500,000
The human head remains conscious for about 15 to 20 seconds after it has been decapitated.
True
False
You use ____ muscles to take one step.
5
20
50
200
About _____________ bacteria call every inch of your skin home.
32 million
10 million
1,000
50,000
The colder the room you sleep in, the better chances are that you'll have a bad dream.
True
False
Your body gives off enough heat in 30 minutes to bring half a gallon of water to a boil.
True
False
Right-handed people live, on average, __ _______ longer than left handed people.
90 mins
9 days
9 weeks
9 years
