Chapter 20 Biology
What was the name of the first gene associated with breast cancer?
BRCA1
What do BRCA1 and p53 have in common?
Both are oncogenes
Which of the following is not a characteristic of cancer cells that distinguishes it from normal cells?
Cancer cells utilize mitosis to divide.
Which of the following dietary changes will not reduce your risk of developing cancer?
Drink alcohol only in moderation.
Which of the following is not a protective behavior that will help prevent cancer?
Increase consumption of salt-cured, smoked, and nitrite-cured foods.
Which of the following characteristics is not associated with metastasis?
Invasive cancer cells are sperm-shaped
Which type of test is particularly useful in analyzing tumors in tissues surrounded by bone?
MRI
Which of the following is not one of the seven warning signs?
a cut that bleeds
Which of the following is not one of the things to watch for in a mole?
a solid color, usually brown
What type of test is a CEA test?
a tumor marker test
A mole becomes suspicious when it is greater than 6 mm in diameter. How big is 6 mm approximately?
about the size of a pencil eraser
Which of the following factors can lead to cancer?
all of these can lead to cancer
Which of the following is not a stage in carcinogenesis?
angiogenesis
Which of the following is not a type of immunotherapy?
anti-p53 engineered adenovirus
Which of the following is not found in tobacco smoke?
asbestos
Which of the following tests is not used to screen for colon cancer?
blood test
Which of the following is not a type of chemotherapy?
bone marrow transplants
The American Cancer Society publicizes seven warning signals, which spell out the word CAUTION. The "C" in CAUTION stands for change in
bowel or bladder habits.
Which is responsible for more cancer deaths in women: breast, colon and rectum, pancreas, or ovary?
breast
Cancers of epithelial tissues are called
carcinomas.
A Pap test looks for what type of cancer?
cervical cancer
Unfortunately, the cancer in Ted's body had spread to multiple sites. Which is the most viable treatment option to handle Ted's cancer?
chemotherapy
Proto-oncogenes
code for proteins that promote the cell cycle.
Which two tests are done for prostate cancer?
digital rectal examination, PSA
Which of the following is a side effect of radiation therapy that is not also a side effect of chemotherapy?
dry, red, irritated skin and/or blisters
What type of screening test could be used to determine the likelihood that someone might develop cancer?
genetic test
Which of the following is not a standard therapy for cancer treatment?
immunotherapy
When should screening for colorectal cancer begin?
in 50s
What type of cancer causes the most deaths in males?
lung and bronchus
Hodgkin lymphomas develop from
mutated B cells.
How often should a woman do a shower self-examination of her breasts for lumps, knots, or changes?
once a month
Taxol is used to treat what type of cancer?
ovarian cancer
What is the most common cancer found in males?
prostate
Which accounts for more cancer deaths in males: bladder, pancreas, esophagus, or prostate?
prostate
The ends of the chromosomes are "capped" with special repetitive DNA sequences called
telomeres.
Which of the following is not a type of proto-oncogene?
the gene for p53
Which of the following is not a type of ionizing radiation?
ultraviolet radiation
Contact inhibition means that
when cells come in contact with a neighbor, they stop dividing
If a tumor suppressor gene becomes mutated, which of the following is not true?
. A "gain-of function" mutation has occurred.
How many Americans will deal with cancer in their lifetime?
1 in 3
What is the survival rate for children with childhood leukemia?
80%