Fun Facts about Human Body

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

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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

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