11 Facts About the Human Body You’ll Wish You Could Forget

#11 Teratomas


image source

Teratomas are an interesting type of tumors, and their “gross factor” is through the roof. These types of tumors are able to grow actual body parts/tissue on itself. This one here has grown teeth and hair. They are also able to grow eyes, livers, brain, bone, lungs you name it – within a capsule. They can be found in the benign state in women, and a malignant state in men.