Ch. 19 Oncology (Cancer Medicine)

Assessing the extent of tumor spread

What does staging a tumor mean?

Polypoid

A growth with sessile and pedunculated types

Mushrooming pattern of growth as tumor cells pile on top of each other

A description for a fungating tumor

Producing a change in the DNA of the cell

What does “Mutagenic” mean?

Radiation

Energy carried by a stream of particles is called

Mitosis

Replication of cells; two identical cells produced from a parent cells

Ultraviolet radiation

Rays given off by the sun

Oncogene

Region of genetic material that causes cancer; found in tumor cells or viruses

Virus

Infectious agent that reproduces by entering a host cell and using the host’s genetic material to make copies of itself

chemical carcinogen

An agent that causes caner; hydrocarbons, insecticides, and hormones are example

DNA

Genetic material within the nucleus that control replication and protein synthesis

Mutation

Change in the genetic material of a cell

RNA

Cellular substance, ribonucleic acid, that is important in protein synthesis

Carcinoma in situ

What is a localized tumor growth that hasn’t invaded nearby structures called?

metastasis

The spread of malignant tumors to a distant location is called

Consist of hard, densely packed tumor cell

Which is true of a scirrhous-type tumor?

Leiomyoma

Example of a solid, benign tumor derived from epithelial tissue

Cyst

A benign tumor forming large, open spaces filled with fluid is a

Verrucous

Tumors that resemble a wart-like growth are called

fungating

A mushroom pattern of growth is called

Inflammatory

Characterized by redness, swelling, and heat

Medullary

Tumors that are large, soft, and fleshy are

Necrotic

A tumor containing dead tissue is