The Human Body
100

An "umbilicoplasty" is a form of cosmetic surgery intended to modify the appearance of what typically unnoticed body part?

Belly button

200

The average adult has about 22 square feet (or about 8 pounds) of which organ, making it the largest in the human body?

Skin

300

Just like fingerprints, every individual has a unique ____ print.

tongue

400

Recent research suggests that what organ is not vestigial, as earlier believed, but may act as a reservoir for beneficial gut bacteria?

Appendix

500

What is the name for the main arteries in your head and neck that you wouldn’t want to compress since the vessels deliver blood to your brain?

Carotid

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