diagnosis/treatment
Cancer - ANSWER abnormal uncontrollable multiplication of cells that can lead to
death
Tumor - ANSWER mass of tissues with no purpose
Benign tumor - ANSWER a mass of cells enclosed in a membrane, does not
penetrate other tissues
Malignant tumor - ANSWER can invade surrounding structures including blood
vessels, lymphatic system, and nerves
Biopsy - ANSWER procedure done to confirm if a person has cancer
Metastasis - ANSWER the spread of the cancer cells, moving away from primary
tumor
Metastasizing - ANSWER traveling and seeding process of cancerous cells
Metastases - ANSWER new tumors/secondary tumors
Remission - ANSWER signs and symptoms of cancer disappearing
Stages : description - ANSWER o : early cancer, present only where originated
1 : more extensive cancer w/ higher numbers
2 : indicating greater tumor size and/or degree
3 : the cancer has spread to nearby lymph nodes/organs
4 : advanced cancer that has spread to another organ
Causes of cancer - ANSWER role of DNA, tobacco and alcohol use, dietary
factors, overweight/obesity
Chemotherapy - ANSWER medication to kill cells
Carcinomas - ANSWER most common, arise from epithelial tissue that covers
body surfaces
Sarcomas - ANSWER arise from connective and fibrous tissues
, Lymphomas - ANSWER cancer in lymph nodes
Leukemias - ANSWER cancers of blood-forming cells chiefly in bone marrow
Oncologist - ANSWER specialist in the diagnosis and treatment of cancer
Hematologist - ANSWER a specialist on the diagnosis and treatment of blood
disorders
Lung cancer - ANSWER most common cause of cancer death, 5yr = 25%
Colon and rectal cancer - ANSWER 3rd most common type of cancer, regular
screening age 45, 5yr = 64%
Breast cancer - ANSWER most common in women, annual mammograms, 5yr =
99%-91%
Prostate cancer - ANSWER most common for men, 5yr = 100%
Skin cancer - ANSWER uv radiation, melanoma (most deadly), basal or
squamous, 5yr = 99% distant stage 35%
Testicular cancer - ANSWER young men, testicles removed/chemo, 5yr = 95%
Immune system - ANSWER bodys collective set of defenses (including surface
barriers) that carry out the immune response
Physical/chemical barriers - ANSWER skin, mucous membrane, respiratory tract
Innate immune system - ANSWER recognize pathogens as foreign and kill them,
no memory
Neutrophils - ANSWER first response to attack pathogens (innate)
Macrophages - ANSWER eat dead tissue after pathogen dies (innate)
Adaptive immune system - ANSWER immunity that is built up over time from
exposure to pathogens
Lymphocytes - ANSWER T cell ands B cells, they recongize one specific antigen
and when present attack, hold memory
Antigens/antibodies - ANSWER pathogen triggered immune response = antigen
Specialized proteins that recognize/neutralize = antibodies