4092 6 cancer Flashcards
teletherapy
a type of radiation therapy that uses an external beam
brachytherapy
Internal radiation therapy
3 Routes of administration of chemotherapy administration
IV, regional, oral
Myelosuppression
Bone marrow suppression; which means there’s less RBCs, WBCs, and platelets
Stomatitis
swelling/sores of the mouth (its a side effect of cancer treatment)
Neoplasm
a new and abnormal growth of tissue in some part of the body, especially as a characteristic of cancer.
Tumor
a swelling of a part of the body, generally without inflammation, caused by an abnormal growth of tissue, whether benign or malignant
4 Stages of Carcinogenesis
Initiation
Promotion
Malignant conversion
Progression
Cell Cycle Replication
G0 phase G1 phase S phase G2 phase M phase
3 Benign tissue examples
Fibromas
Lipomas
Leiomyomas
3 Malignant tissue examples
Carcinoma in situ
Malignant fibrosarcomas
Bronchogenic carcinomas
promote cell proliferation and are capable of triggering cancerous characteristics
Oncogenes
the expression of oncogenes may be caused by the decrease in the body’s immune surveillance (caused by ___, ___)
stress, carcinogens
Central to the theories of cancer: damaged ___
DNA
Central to the theories of cancer: Impairment of the
immune system
Cellular Mutation: Initiation: Permanent
Permanent damage in the cellular DNA as a result to exposure to a carcinogen (radiation, chemicals)
Cellular Mutation: Promotion: May
May last for years, includes conditions such as smoking or alcohol use that act repeatedly on the already affected cells
Cellular Mutation: Progression: Inherited
Inherited changes acquired during the cell replication develop into a cancer
CA Risk Factors: p____
poverty
Carcinogens: hormones like
estrogen and testosterone
Carcinogens: End products of metabolism, (eg. ___ ___)
Bile acids