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Test your knowledge on human body parts and their functions.
1
48 random squares
What is the largest organ in the human body?
Skin
Brain
Heart
Liver
69% got this right
The skin covers an area of about 20 square feet.
2
48 random squares
How many bones are in the adult human body?
100 —
206
— 288
70% got this right
Babies are born with about 270 bones, which fuse together as they grow.
3
48 random squares
Which of these body parts are part of the digestive system?
Small intestine
Stomach
Brain
Heart
87% got this right
The digestive system breaks down food and absorbs nutrients.
4
48 random squares
Which body part is responsible for pumping blood throughout the body?
Heart
Kidneys
Liver
Lungs
87% got this right
The heart pumps about 2,000 gallons of blood every day.
5
48 random squares
What is the primary function of the lungs?
Breathing
Circulation
Digestion
Excretion
79% got this right
The lungs exchange oxygen and carbon dioxide with the blood.
6
48 random squares
Order these body parts from top to bottom in the human body.
1.
Brain
2.
Heart
3.
Liver
4.
Kidneys
92% got this right
The brain is at the top, followed by the heart, liver, and kidneys.
7
48 random squares
Which body part is responsible for producing insulin?
Pancreas
Kidneys
Liver
Stomach
64% got this right
Insulin helps regulate blood sugar levels in the body.
8
48 random squares
What is the primary function of the kidneys?
Filtering blood
Breathing
Circulation
Digestion
69% got this right
The kidneys remove waste products and excess water from the blood.
