How much do you know about the human body?

What is the most common blood type?

• AB-

• B-

• 0+

How much do fingernails grow per month?

• 0.75 mm

• 1.5 mm

• 3 mm

Where exactly is your heart?

• On the left of your chest.

• In the middle of your chest.

• In the middle of your chest, a bit to the left.

How long are the human intestines?

• 3.5 m

• 8.5 m

• 13.5 m

How many bones do you have when you are born?

• 206

• 300

• 426

How many hairs are there on the human scalp?

• 90,000-150,000

• 150,000-190,000

• 190,000-250,000

What is the human body's biggest organ?

• skin

• brain

• liver

What is the average thickness of human skin?

• 1-2 mm

• 2-3 mm

• 3-4 mm

Where is the largest muscle in your body?

• in your bottom

• in your thigh

• in your jaw