Nomenclature of Benign and Malignant Tumors

Question 1

Fibroma

Answer 1

fibroblasts (benign)

Question 2

leiomyoma

Answer 2

smooth muscle cells (benign)

Question 3

chondroma

Answer 3

chondrocytes (benign)

Question 4

adenomas

Answer 4

glandular organs (benign)

Question 5

cystadenoma

Answer 5

large cysts (benign)

Question 6

epitheliomas

Answer 6

squamous epithelium (benign)

Question 7

papillomas

Answer 7

squamous epithelium (benign)

Question 8

polyp

Answer 8

above the surface (benign)

Question 9

pleomorphic adenoma

Answer 9

mixed epithelial and mesenchymal elements (benign)

Question 10

teratomas

Answer 10

3 germ layers (benign)

Question 11

hamartoma

Answer 11

disorganized collection of normal tissue (benign)

Question 12

meningioma

Answer 12

pressure on the brain/ compromises function (benign but life threatening)

Question 13

ependymoma

Answer 13

ependymal cells in 3rd ventricle, blocks CSF flow, leads to hydrocephalus (benign but life threatening)

Question 14

insulinoma

Answer 14

endocrine adenoma may secrete excessive hormones, may produce sudden hypoglycemia (benign but life threatening)

Question 15

fibrosarcoma

Answer 15

fibroblasts (malignant)

Question 16

chondrosarcoma

Answer 16

chondrocytes (malignant)

Question 17

carcinomas

Answer 17

epithelial tissue