Question 1

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

Accepted Answer

A) True 
 B)False  False

Question 2

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. B

Question 3

What was the name of the first gene associated with breast cancer?

Accepted Answer

A) RB 
B) RET 
C) p53 
D) cyclin D 
E) BRCA1 
A) RB 
B) RET 
C) p53 
D) cyclin D 
E) BRCA1 E

Question 4

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 5

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 6

What is the most common cancer found in males?

Accepted Answer

A) colon and rectum 
B) urinary bladder 
C) melanoma of the skin 
D) oral cavity 
E) prostate 
A) colon and rectum 
B) urinary bladder 
C) melanoma of the skin 
D) oral cavity 
E) prostate

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

When the p53 gene is overexpressed in normal cells,the cells are killed.

Accepted Answer

A) True 
 B)False

Question 9

Which accounts for more cancer deaths in males: bladder,pancreas,esophagus,or prostate?

Accepted Answer

A) bladder 
B) pancreas 
C) esophagus 
D) prostate 
E) all are equal 
A) bladder 
B) pancreas 
C) esophagus 
D) prostate 
E) all are equal

Question 10

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 11

A carcinogen is not a mutagen.

Accepted Answer

A) True 
 B)False

Question 12

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 13

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.

Question 14

Which of the following is not found in tobacco smoke?

Accepted Answer

A) vinyl chloride 
B) N-nitrosonornicotine 
C) asbestos 
D) benzo(a)pyrene 
E) mutagens 
A) vinyl chloride 
B) N-nitrosonornicotine 
C) asbestos 
D) benzo(a)pyrene 
E) mutagens

Question 15

Antiangiogenic drugs cause cytotoxic T cells to attack tumor cells.

Accepted Answer

A) True 
 B)False

Question 16

Which of the following is not a standard therapy for cancer treatment?

Accepted Answer

A) immunotherapy 
B) surgery 
C) radiation therapy 
D) chemotherapy 
E) all of these are standard therapies for the tretment of cancer 
A) immunotherapy 
B) surgery 
C) radiation therapy 
D) chemotherapy 
E) all of these are standard therapies for the tretment of cancer

Question 17

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 18

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

Question 19

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 20

Which is responsible for more cancer deaths in women: breast,colon and rectum,pancreas,or ovary?

Accepted Answer

A) breast 
B) colon and rectum 
C) pancreas 
D) ovary 
A) breast 
B) colon and rectum 
C) pancreas 
D) ovary

Exam 20: Cancer

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

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

What was the name of the first gene associated with breast cancer?

Hodgkin lymphomas develop from

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

What is the most common cancer found in males?

What type of test is a CEA test?

When the p53 gene is overexpressed in normal cells,the cells are killed.

Which accounts for more cancer deaths in males: bladder,pancreas,esophagus,or prostate?

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

A carcinogen is not a mutagen.

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

Which of the following characteristics is not associated with metastasis?

Which of the following is not found in tobacco smoke?

Antiangiogenic drugs cause cytotoxic T cells to attack tumor cells.

Which of the following is not a standard therapy for cancer treatment?

Which of the following is not a type of chemotherapy?

When should screening for colorectal cancer begin?

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

Which is responsible for more cancer deaths in women: breast,colon and rectum,pancreas,or ovary?

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