Amazing Facts about the Human Body Quiz

What is the strongest muscle in the human body?

• Masseter muscle

• Bicep muscle

• Pectoral muscle

• Quadriceps muscle

How many bones are in the adult human body?

• 100

• 206

• 300

• 150

What is the largest organ in the human body?

• stomach

• heart

• skin

• liver

What is the average length of the small intestine in adults?

• 25 feet (7.5 meters)

• 15 feet (4.5 meters)

• 10 feet (3 meters)

• 23 feet (7 meters)

How many taste buds (papilas gustativas) does the average human tongue have?

• 100 to 500

• 10,000 to 15,000

• 2,000 to 8,000

• 5,000 to 10,000

What is the only part of the body that has no blood supply?

• Liver

• Femur

• Lungs

• Cornea

What is the purpose of the tiny hairs in the nose?

• To help with balance

• To make the nose look more attractive

• To provide insulation for the nose

• To filter out dust and particles from the air

What is the approximate weight of the human brain?

• 3 pounds or 1.4 kilograms

• 1 pound or 0.45 kilograms

• 10 pounds or 4.5 kilograms

• 5 pounds or 2.3 kilograms

What is the fastest muscle in the human body?

• The quadriceps muscle

• The calf muscle

• The bicep muscle

• The muscle responsible for blinking (the orbicularis oculi) is the fastest muscle in the human body.

What is the only part of the body that cannot heal itself?

• hair

• teeth

• nails

• skin