Which body organ has four chambers?
A. Heart
B. Brain
A. Heart
Right and Left Atrium and Ventricles
Is the nose of an average human being as long as the length of their thumb?
True or False
True!
Which set of muscles in the human body never rest?
A. Heart Muscles
B. Skeletal Muscles
A. Heart Muscles
If you use an average of 80 beats per minute, your heart beats about 4,800 times per hour. That's a whopping 115,200 times per day.
Your eyes blink around 20 times a minute. That’s over ten million times a year!
True or False
True!
Kidney with stones!
What is the largest organ on the human body?
A. Skin
B. Liver
A. Skin
Skin is our largest organ—adults carry some 8 pounds (3.6 kilograms) and 22 square feet (2 square meters) of it. This fleshy covering does a lot more than make us look presentable. In fact, without it, we'd literally evaporate.
Our tongue comprise of 9,000 taste buds.
True or False
True!
How many dead skin cells do we shed in a minute?
A. around 30,000
B. around 10,000
A. around 30,000
You produce about 40,000 litres of spit in your lifetime. Or to put it another way, enough spit to fill around five hundred bathtubs – yuck!
True or False
True!
Bladder!
How much percentage of the human body is constituted by water?
A. 90%
B. 66%
B. 66%
Tooth enamel is the softest substance in our body.
True or False
Water comprises how much of a percentage of our brain?
A. 50%
B. 80%
B. 80%
You are about 1cm taller in the morning when you first get up than when you go to bed. This is because during the day the soft cartilage between your bones gets squashed and compressed.
True or False
True!
Liver!
At what rate does an average human being sneeze?
A. 100 miles per hour
B. 200 miles per hour
A. 100 miles per hour
The red blood cells has a lifespan of 120 days.
True or False
How many bones does the wrist contain?
A. 54
B. 43
A. 54
Every minute you shed over 10,000 dead skin cells.
True or False
False! It's 30,000!
Gallbladder!
The smallest bone in the human body can be compared with which real life object?
A. Toe nail
B. Grain of rice
B. Grain of rice
The stapes is the smallest bone in the human body. It rests against the oval window of the inner ear.
The nerve cells are the longest cells in the body.
True or False
True!
On average, how much time does it take for a bone to heal?
A. about 6 weeks
B. about 12 weeks
B. about 12 weeks
On average you fart enough in one day to fill a party balloon.
True or False
True!
Lungs!