NUR 201 Oncology
- Cancer
Answer A large group of diseases characterized by uncontrolled growth and spread of abnormal cells
- 2nd leading cause of death in USA
- oncogenesis/carcinogenesis
Answer Process of initiating and promoting the development of a neoplasm. Cancer development.
- neoplasm
Answer Cancer cell
- neoplasia
Answer Any new or continued cell growth not needed for normal development or replacement of dead and damaged tissues
- primary tumor
Answer The original tumor, usually identified by the tissue from which it arose (parent tissue), such as in breast cancer or lung cancer
- secondary tumor
Answer Additional tumor that is established when cancer cells move from the primary location to another area in the body; also called "metastatic tumor".
- mitosis 1 / 4
Answer Cell division
- doubling time
Answer The amount of time it takes for a tumor to double in size
- nadir
Answer In chemotherapy, the period of greatest bone marrow suppression, when the patient's platelet count may be very low
- can effect platelets, WBC's, and RBC's
- vesicant
Answer Chemicals that cause tissue damage on direct contact
- hypertrophy
Answer The enlargement or overgrowth of an organ; tissue increases in size by the enlargement of each cell.
- hyperplasia
Answer Growth that cases tissue to increase in size by increasing the number of cells; abnormal overgrowth of tissue.
- early
Answer diagnosis is KEY for survival.
- characteristics of a normal cell 2 / 4
Answer
- single small nucleus
- performs a specific function when it matures
- able to recognize other cells and identify tissue of origin
- reproduce in a controlled manner
- remain in their tissue of origin (except blood cells)
- benign tumors
Answer Tumor that is harmless (99% of time)
- does not spread
- can create pressure or obstruct organs
- malignant tumors
Answer Tumor that has cancer cell characteristics
- change in appearance from normal cells/origin
- inability to properly perform function
- not recognized by other cells
- random disorganized uncontrolled growth pattern
- continue to divide when there's no need
- can migrate to other organs
- tend to press on normal tissue and organs as they grown, this is usually where pain
is involved
- rob normal cells of nutrients
- invasive with all tissues
- treatment is more difficult when metastasized
- regional invasion
Answer Movement of cancer into adjoining cells 3 / 4
- metastasis
Answer The growth and spread of cancer to distant sites
- most common sites of metastasis
- liver
Answer
- brain
- bone
- lungs
- carcinoma
Cancer of the
Answer
- skin
- glands
- lining of digestive, urinary, and reproductive tracts
- sarcoma
Answer Cancer of the
- bone
- muscle
- other connective tissues
- melanoma
- / 4
Answer Cancer of the pigment cells in the skin