Question

1. skin diseases often end in \derma\. find these:

a. excessively hard and thick skin = keratoderma
b. excessively dry skin = xeroderma
c. areas of excessively white skin = leucoderma

Explanation:

Each term combines a Greek root describing the skin condition with "-derma" (referring to skin):
a. "Kera-" means hard/horny, matching thick, hard skin.
b. "Xero-" means dry, matching excessively dry skin.
c. "Leuco-" means white, matching pale white skin patches.

Answer:

a. keratoderma
b. xeroderma
c. leucoderma