Human body quiz

How many lungs does the human body have?

The coloured part of the human eye that controls how much light passes through is called?

The muscles found in the front of your thighs, are known as what?

What are the bones that make up your spine called?

The outside layer of skin on the human body is called the?

Your tongue is home to special structure that allow you to taste things, what are they called?

True or False? Your ears are important when it comes to balance?

True or false? An adult human body has over 500 bones.

What substance are nails made of?

The bones around your chest that protect your organs such as the heart are called what?

What is the name of the pipe that shifts food from the back of your throat to your stomach?

The innermost part of bones contain what?

What is the biggest part of the human brain?

True or False? The two chambers at the bottom of your heart are called ventricles?

The two holes in your nose are called?

the shape of DNA is known as what?

The flow of blood through your heart and body is called what?

What is the name of the substance that gives hair and skin it's pigment?

What is the human body's biggest organ?

Another name for your voice box is the?