Question 1

Melanoma is the most serious form of skin cancer.

Accepted Answer

A) True 
 B)False

Question 2

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 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.

Question 4

Currently most cancers are diagnosed before metastasis.

Accepted Answer

A) True 
 B)False

Question 5

Melacine,used against melanoma,is a type of cancer vaccine.

Accepted Answer

A) True 
 B)False

Question 6

What is the survival rate for children with childhood leukemia?

Accepted Answer

A)  10% 
B)  30% 
C)  50% 
D)  80% 
E)  99% 
A)  10% 
B)  30% 
C)  50% 
D)  80% 
E)  99%

Question 7

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 8

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 9

A mole becomes suspicious when it is greater than 6 mm in diameter.How big is 6 mm approximately?

Accepted Answer

A)  just barely visible, about the size of a pin prick 
B)  about the same as one of the letters in this question 
C)  about the size of a pencil eraser 
D)  about the size of a nickel 
E)  about the size of a quarter 
A)  just barely visible, about the size of a pin prick 
B)  about the same as one of the letters in this question 
C)  about the size of a pencil eraser 
D)  about the size of a nickel 
E)  about the size of a quarter

Question 10

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 11

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 12

Which of the following dietary changes will not reduce your risk of developing cancer?

Accepted Answer

A)  Increase your consumption of dark green, leafy vegetables, carrots, and various fruits. 
B)  Avoid obesity. 
C)  Decrease your consumption of high-fiber foods. 
D)  Drink alcohol only in moderation. 
E)  Avoid ham and sausage. 
A)  Increase your consumption of dark green, leafy vegetables, carrots, and various fruits. 
B)  Avoid obesity. 
C)  Decrease your consumption of high-fiber foods. 
D)  Drink alcohol only in moderation. 
E)  Avoid ham and sausage.

Question 13

In the case of a proto-oncogene like RET,both copies of the gene must be mutated to increase a predisposition to cancer.

Accepted Answer

A) True 
 B)False

Question 14

Which of the following is not a protective behavior that will help prevent cancer?

Accepted Answer

A)  Don't use tobacco. 
B)  Increase consumption of salt-cured, smoked, and nitrite-cured foods. 
C)  Don't sunbathe. 
D)  Avoid radiation. 
E)  Increase consumption of vegetables from the cabbage family. 
A)  Don't use tobacco. 
B)  Increase consumption of salt-cured, smoked, and nitrite-cured foods. 
C)  Don't sunbathe. 
D)  Avoid radiation. 
E)  Increase consumption of vegetables from the cabbage family.

Question 15

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 
A)  blood test 
B)  digital examination 
C)  flexible sigmoidoscopy 
D)  fecal occult blood test

Question 16

Taxol is used to treat what type of cancer?

Accepted Answer

A)  leukemia 
B)  lymphoma 
C)  testicular cancer 
D)  colon cancer 
E)  ovarian cancer 
A)  leukemia 
B)  lymphoma 
C)  testicular cancer 
D)  colon cancer 
E)  ovarian cancer

Question 17

Epstein-Barr virus is routinely isolated from cases of cervical cancers.

Accepted Answer

A) True 
 B)False

Question 18

A benign tumor is not dangerous because it cannot metastasize.

Accepted Answer

A) True 
 B)False

Question 19

How many Americans will deal with cancer in their lifetime?

Accepted Answer

A)  all 
B)  1 in 2 
C)  1 in 3 
D)  1 in 4 
E)  1 in 5 
A)  all 
B)  1 in 2 
C)  1 in 3 
D)  1 in 4 
E)  1 in 5

Question 20

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

Exam 19: Cancer

Melanoma is the most serious form of skin cancer.

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

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

Currently most cancers are diagnosed before metastasis.

Melacine,used against melanoma,is a type of cancer vaccine.

What is the survival rate for children with childhood leukemia?

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

Which two tests are done for prostate cancer?

A mole becomes suspicious when it is greater than 6 mm in diameter.How big is 6 mm approximately?

Contact inhibition means that

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

Which of the following dietary changes will not reduce your risk of developing cancer?

In the case of a proto-oncogene like RET,both copies of the gene must be mutated to increase a predisposition to cancer.

Which of the following is not a protective behavior that will help prevent cancer?

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

Taxol is used to treat what type of cancer?

Epstein-Barr virus is routinely isolated from cases of cervical cancers.

A benign tumor is not dangerous because it cannot metastasize.

How many Americans will deal with cancer in their lifetime?

When should screening for colorectal cancer begin?

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Cell Structure and Function

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