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15 questions
Which is the largest organ in the human body?
the heart
the lungs
the skin
the brain
How many bones are there in the adult human body?
276
206
106
186
What is the total length of all the blood vessels in a child's body?
about 97,000 km
about 36,000 km
about 65,0000 km
about 23,000 km
How much does the adult human brain weigh on average?
1kg
1.5kg
1.3kg
1.4kg
Every second, your body produces ______ new cells.
25 million
22 million
21 million
23 million
About ____ of your body is made up of water.
55%
50%
60 %
65%
More than half of your bones are located in the hands, wrists, feet, and_______.
ankles
toes
nails
heel
Infants are born with approximately _____bones
320
300
301
350
Human's brain uses 20% of our _____ and blood supply.
oxygen
water
carbon dioxide
air
You are taller in the _____ than you are at night.
evening
afternoon
late night
morning
Your eyeballs are actually part of your______.
head
brain
skull
bone
The smallest bone in your body is in your_____.
eyes
nose
mouth
ears
Your ______ are the only organs in your body that float
kidneys
eyes
lungs
liver
The human nose can detect about _____smells
1 million
1 trillion
1 billion
10 million
_______ is / are the body’s largest organ.
The eyes
Lungs
The skin
Head
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