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Human Body Fun Facts Flashcards | StudBud
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Human Body Fun Facts
Human Body Fun Facts
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Questions
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Answers
1
Roughly how long is your small intestine?
23 feet
21 feet
22 feet
20 feet
2
On average, how many taste buds are on the human tongue?
8,000
5,000
2,000
10,000
3
How much of the human body is made of water?
35%
90%
60%
75%
4
Every second, your body produces 25 million new cells.
False
True
5
Girls tend to have more taste buds than boys.
True
False
6
How many cells make up the average adult?
300 million
400 billion
100 trillion
200 thousand
7
The surface area of the lungs is approximately the same size as a tennis court.
False
True
8
The heart beats about ________________ times in the average person's lifetime.
3 Billion
3 Million
3 Trillion
3 thousand
9
More than half the bones in the human body are in the ________________________.
Head and Shoulders
Back and Chest
Hands and Feet
Arms and Legs
10
You have anywhere from 60-100 miles of blood vessels in your body.
True
False
11
Goosebumps evolved to make our ancestors’ hair stand up, making them appear more threatening to predators.
False
True
12
Every 15 seconds, you will have produced more cells than there are _______________ in the United States.
Pets
People
Restaurants
Homes
13
If all your blood vessels are set end-to-end they would travel around the world more than _____ times
2
4
1
3
14
Your _________ is the largest body organ.
Heart
Liver
Skin
Stomach
15
How much of your hand strength comes from your little finger?
20%
80%
50%
All of it
16
How many days does your eyelash live for before it falls out?
50
150
25
100
17
Everyone is colorblind at birth.
False
True
18
Your nose and ears continue growing throughout your entire life.
True
False
19
On average, how many pounds of bacteria does a human carry in their body?
7
1
13
4
20
Humans have both a unique fingerprint and a unique tongue print.
False
True
21
About ow many liters of air does a person breathe in every day?
1 thousand
11 thousand
111 thousand
10 million
22
The outer layer of your skin, called the Epidermis, is thickest on what part of your body (1.5 mm thick)?
Palms of the Hands
Soles of the Feet
Flat of your Stomach
Face
23
Food will get to your stomach even if you're standing on your head.
True
False
24
Teeth are part of the skeletal system, but they are NOT considered bones.
True
False
25
The smallest bone is the stirrup bone, which is located inside your ear drum.
True
False
26
Blood is a liquid organ.
True
False
27
Scientists are not exactly sure why we yawn, but think it may help regulate body temperature.
False
True
28
A human nose can only detect about 100 thousand smells
True
False
29
A newborn baby has ________ bones, but a fully-grown adult has only 206.
350
320
206
240
30
How much skin do humans tend to shed every hour?
800,000
600,000
400,000
200,000
31
All animals have chins
True
False
32
The highest recorded "sneeze speed" is ________ miles per hour.
116
128
134
102
33
You can breath and swallow food at the same time.
True
False
34
The largest bone in the human body is the femur which is located in your _____________.
Thigh
Arm
Foot
Chest
