
The human body is an amazing machine that is constantly working to keep us alive and healthy. Every day, our bodies perform countless functions without us even realizing it. From keeping our hearts beating to digesting our food, our bodies are always working hard to keep us alive and healthy.
There are many things we can do to keep our bodies healthy and functioning properly. Eating a healthy diet and getting plenty of exercise are two of the most important things we can do for our health. Getting regular checkups and screenings are also important in order to catch any problems early. By taking care of our bodies, we can live long and healthy lives.
You may know what goes into your body every day. But do you know what's going on inside your body? Take this science quiz to find out if your knowledge about health and the human body is up to speed.
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Get PremiumIf You Can Get 15 on This Quiz on Your First Try, You Definitely Know a Lot About Human Body Questions
True or false: Eating hot sauce regularly causes stomach cancer.

True
False
The small intestine is part of which organ system in the human body?

Nervous system
Lymphatic system
Digestive system
Skeletal system
True or false: Human facial hair grows faster than any other hair on the body.

False
True
What is the largest organ of the human body?

Liver
Ribcage
Heart
Skin
How many cells are in the human body?

15 billion
37 trillion
1 trillion
100 billion
True or false: You can do eye exercises to improve your vision.

True
False
True or false: The "Lumbar Curve" is located in the leg on the human body.

False
True
What is another word for the shoulder blade in the human body?

Humerus
Scapula
Femur
Phalange
The presence of lycopene is one of this fruit's biggest benefits. Which of these fruits helps battle cancer and heart disease?

Radish
Tomato
Onion
Jicama
What is the proper term for vomiting blood?

Hemocyanin
Hemocoel
Hematemesis
Hemacytometer
Here's the halfway point! Exposure to sunlight helps a person improve their health because...

The infrared light kills bacteria in the body
The pigment cells in the skin get stimulated and produce a healthy tan
The ultraviolet rays convert skin oil into vitamin D
What is the largest bone in the human body?

Scapula
Tarsal
Fibula
Femur
A tiny wonder, this food is one of the most nutrient-dense on the planet. It's also been noted for helping people lose weight. Which food are we talking about?

Snow peas
Sunflower seeds
Chia seeds
Sprinkles
Want shinier hair and clearer skin? Consider adding this fruit to your diet.

Apple
Mango
Lime
Strawberry
What invertebrate was (and still occasionally is) applied to the human body as part of medical treatment for disease?

Snails
Hook worms
Leeches
Sea anemone
True or false: If you are impaled by something, you shouldn't pull it out of your body yourself.

True
False
True or false: Milk is essential to your health.

True
False
True or false: The human body has four lungs.

True
False
What happens to your brain when you sleep?

Your mind wanders, free of constraints. It's why dreams can be so strange.
Parts of the nervous system switch on, creating a sequence of healing cycles.
It slows down so much that your thoughts become barely perceptible.
It powers off โ you're out like a light.
Last one: what does the endocrine system do in the human body?

It's made up of glands that produce and secrete hormones.
It's made up of nerve cells that transmit electrical signals around the body.
3 Comments
I got 9 out of 20!
You have a lot to learn when it comes to human health! You might be interested in the human body, but it doesnโt seem that you know much about it! Study up, and maybe next time youโll pass!
18/20 not too bad, flunked on 2 knew them if Iโd thought longer!!
I got 11/20 ๐ญ๐ญ thought I would get better