Question

What is carcinoma?

Options

• Cancer of blood-forming tissues involving abnormal white blood cells

• Cancer involving the lymphatic tissues

• Cancer arising from epithelial tissues such as skin or lining tissues

• Cancer arising from connective tissues such as bone or cartilage

Answer 1

Carcinoma is a major type of cancer that originates from epithelial tissues, which include the skin and various lining tissues throughout the body. Epithelial tissues cover body surfaces and line internal organs, making carcinomas among the most common types of human cancers.