Question 1

When should screening for colorectal cancer begin?

Accepted Answer

A)  in 20s 
B)  in 30s 
C)  in 40s 
D)  in 50s 
E)  in 60s 
A)  in 20s 
B)  in 30s 
C)  in 40s 
D)  in 50s 
E)  in 60s D

Question 2

Explain what the acronym CAUTION means in regard to the warning signs of cancer.

Accepted Answer

C = change in bowel or bladder habits
A = a sore that does not heal
U = unusual bleeding or discharge
T = thickening or difficulty in swallowing
I = indigestion or difficulty in swallowing
O = obvious change in wart or mole
N = nagging cough or hoarseness

Question 3

If a tumor suppressor gene becomes mutated, which of the following is not true?

Accepted Answer

A)  Apoptosis is less likely to occur. 
B)  The cell cycle continues when it should not. 
C)  A "gain-of function" mutation has occurred. 
D)  Genes that encode enzymes that repair DNA are not turned on. 
E)  Genes that stop the cell cycle are not turned on. 
A)  Apoptosis is less likely to occur. 
B)  The cell cycle continues when it should not. 
C)  A "gain-of function" mutation has occurred. 
D)  Genes that encode enzymes that repair DNA are not turned on. 
E)  Genes that stop the cell cycle are not turned on. C

Question 4

Which of the following is not a type of ionizing radiation?

Accepted Answer

A)  ultraviolet radiation 
B)  radon gas 
C)  nuclear fuel 
D)  X-rays 
E)  none of these are ionizing radiation 
A)  ultraviolet radiation 
B)  radon gas 
C)  nuclear fuel 
D)  X-rays 
E)  none of these are ionizing radiation

Question 5

Which of the following is not a type of chemotherapy?

Accepted Answer

A)  alkylating agents 
B)  antimetabolites 
C)  antitumor antibiotics 
D)  bone marrow transplants 
E)  mitotic inhibitors 
A)  alkylating agents 
B)  antimetabolites 
C)  antitumor antibiotics 
D)  bone marrow transplants 
E)  mitotic inhibitors

Question 6

Contact inhibition means that

Accepted Answer

A)  there are more chromosomes within the nucleus than there should be. 
B)  cells are able to divide without the presence of stimulatory growth factors. 
C)  cells only divide a certain specified number of times and then quit. 
D)  when cells come in contact with a neighbor, they stop dividing. 
E)  cells have gained the ability to invade lymphatic and blood vessels. 
A)  there are more chromosomes within the nucleus than there should be. 
B)  cells are able to divide without the presence of stimulatory growth factors. 
C)  cells only divide a certain specified number of times and then quit. 
D)  when cells come in contact with a neighbor, they stop dividing. 
E)  cells have gained the ability to invade lymphatic and blood vessels.

Question 7

What type of test is a CEA test?

Accepted Answer

A)  self-examination 
B)  a type of prostate cancer test 
C)  a type of cervical cancer test 
D)  a genetic test 
E)  a tumor marker test 
A)  self-examination 
B)  a type of prostate cancer test 
C)  a type of cervical cancer test 
D)  a genetic test 
E)  a tumor marker test

Question 8

What type of cancer causes the most deaths in males?

Accepted Answer

A)  prostate 
B)  lung and bronchus 
C)  colon and rectum 
D)  pancreas 
E)  esophagus 
A)  prostate 
B)  lung and bronchus 
C)  colon and rectum 
D)  pancreas 
E)  esophagus

Question 9

Both heredity and environmental risk factors come into play in the development of cancer.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following is not a type of proto-oncogene?

Accepted Answer

A)  the gene for cyclin D 
B)  growth factor receptor genes 
C)  the gene that codes for Ras proteins 
D)  growth factor genes 
E)  the gene for p53 
A)  the gene for cyclin D 
B)  growth factor receptor genes 
C)  the gene that codes for Ras proteins 
D)  growth factor genes 
E)  the gene for p53

Question 11

Which of the following is a side effect of radiation therapy that is not also a side effect of chemotherapy?

Accepted Answer

A)  nausea, vomiting 
B)  dry, red, irritated skin and/or blisters 
C)  diarrhea 
D)  fatigue and weakness 
E)  weight loss and hair loss 
A)  nausea, vomiting 
B)  dry, red, irritated skin and/or blisters 
C)  diarrhea 
D)  fatigue and weakness 
E)  weight loss and hair loss

Question 12

Which of the following tests is not used to screen for colon cancer?

Accepted Answer

A)  blood test 
B)  digital examination 
C)  flexible sigmoidoscopy 
D)  fecal occult blood test 
E)  double-contrast barium enema 
A)  blood test 
B)  digital examination 
C)  flexible sigmoidoscopy 
D)  fecal occult blood test 
E)  double-contrast barium enema

Question 13

Which of the following is not one of the things to watch for in a mole?

Accepted Answer

A)  asymmetry 
B)  irregular border 
C)  a solid color, usually brown 
D)  larger than 6 mm 
E)  elevated above the skin surface 
A)  asymmetry 
B)  irregular border 
C)  a solid color, usually brown 
D)  larger than 6 mm 
E)  elevated above the skin surface

Question 14

Hodgkin lymphomas develop from

Accepted Answer

A)  cells of the liver and spleen. 
B)  all types of white blood cells. 
C)  B or T cells. 
D)  mutated B cells. 
E)  bladder epithelial cells. 
A)  cells of the liver and spleen. 
B)  all types of white blood cells. 
C)  B or T cells. 
D)  mutated B cells. 
E)  bladder epithelial cells.

Question 15

How often should a woman do a shower self-examination of her breasts for lumps, knots, or changes?

Accepted Answer

A)  daily 
B)  once a week 
C)  once a month 
D)  once every 6 months 
E)  once a year 
A)  daily 
B)  once a week 
C)  once a month 
D)  once every 6 months 
E)  once a year

Question 16

Which two tests are done for prostate cancer?

Accepted Answer

A)  mammography, fecal occult blood test 
B)  digital rectal examination, Pap test 
C)  PSA, testicle self-examination 
D)  digital rectal examination, PSA 
E)  testicle self-examination, fecal occult blood test 
A)  mammography, fecal occult blood test 
B)  digital rectal examination, Pap test 
C)  PSA, testicle self-examination 
D)  digital rectal examination, PSA 
E)  testicle self-examination, fecal occult blood test

Question 17

The ends of the chromosomes are "capped" with special repetitive DNA sequences called

Accepted Answer

A)  radiata. 
B)  telomeres. 
C)  centromeres. 
D)  oncogenes. 
E)  suppressor genes. 
A)  radiata. 
B)  telomeres. 
C)  centromeres. 
D)  oncogenes. 
E)  suppressor genes.

Question 18

Which of the following is not a characteristic of cancer cells that distinguishes it from normal cells?

Accepted Answer

A)  Cancer cells lack differentiation. 
B)  Cancer cells have abnormal nuclei. 
C)  Cancer cells utilize mitosis to divide. 
D)  Cancer cells have an unlimited potential to replicate. 
E)  Cancer cells form tumors. 
A)  Cancer cells lack differentiation. 
B)  Cancer cells have abnormal nuclei. 
C)  Cancer cells utilize mitosis to divide. 
D)  Cancer cells have an unlimited potential to replicate. 
E)  Cancer cells form tumors.

Question 19

Antiangiogenic drugs cause cytotoxic T cells to attack tumor cells.

Accepted Answer

A) True 
 B)False

Question 20

Which of the following characteristics is not associated with metastasis?

Accepted Answer

A)  The internal cytoskeleton is disorganized. 
B)  The cancer cells lack intact actin filament bundles. 
C)  Invasive cancer cells are sperm-shaped. 
D)  Cancer cells produce proteinase enzymes. 
E)  The low oxygen content in the middle of a tumor may turn on genes for angiogenesis. 
A)  The internal cytoskeleton is disorganized. 
B)  The cancer cells lack intact actin filament bundles. 
C)  Invasive cancer cells are sperm-shaped. 
D)  Cancer cells produce proteinase enzymes. 
E)  The low oxygen content in the middle of a tumor may turn on genes for angiogenesis.

Exam 19: Cancer

When should screening for colorectal cancer begin?

Explain what the acronym CAUTION means in regard to the warning signs of cancer.

If a tumor suppressor gene becomes mutated, which of the following is not true?

Which of the following is not a type of ionizing radiation?

Which of the following is not a type of chemotherapy?

Contact inhibition means that

What type of test is a CEA test?

What type of cancer causes the most deaths in males?

Both heredity and environmental risk factors come into play in the development of cancer.

Which of the following is not a type of proto-oncogene?

Which of the following is a side effect of radiation therapy that is not also a side effect of chemotherapy?

Which of the following tests is not used to screen for colon cancer?

Which of the following is not one of the things to watch for in a mole?

Hodgkin lymphomas develop from

How often should a woman do a shower self-examination of her breasts for lumps, knots, or changes?

Which two tests are done for prostate cancer?

The ends of the chromosomes are "capped" with special repetitive DNA sequences called

Which of the following is not a characteristic of cancer cells that distinguishes it from normal cells?

Antiangiogenic drugs cause cytotoxic T cells to attack tumor cells.

Which of the following characteristics is not associated with metastasis?

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