Question 1

Not only does smoking cause lung cancer, it also quadruples the risk of which one of the following types of cancer?

Accepted Answer

A)  stomach 
B)  prostate 
C)  bladder 
D)  colon 
E)  brain 
A)  stomach 
B)  prostate 
C)  bladder 
D)  colon 
E)  brain C

Question 2

Which one of the following carcinogens accounts for 30% of all cancer deaths?

Accepted Answer

A)  environmental chemicals (e.g., asbestos, pesticides, soot, coal tar) 
B)  tobacco smoke 
C)  ultraviolet light 
D)  ionizing radiation (X rays) 
E)  radon gas 
A)  environmental chemicals (e.g., asbestos, pesticides, soot, coal tar) 
B)  tobacco smoke 
C)  ultraviolet light 
D)  ionizing radiation (X rays) 
E)  radon gas B

Question 3

One method for detecting tumors in body tissue involves the use of radioactive materials to create three-dimensional images showing metabolic activity of a specific tissue. This technique is referred to as

Accepted Answer

A)  magnetic resonance imaging 
B)  positron-emission tomography 
C)  mammography 
D)  electrophoresis 
E)  photodynamic therapy 
A)  magnetic resonance imaging 
B)  positron-emission tomography 
C)  mammography 
D)  electrophoresis 
E)  photodynamic therapy B

Question 4

All of the following are risks associated with the development of colon cancer EXCEPT which one?

Accepted Answer

A)  low-fiber diet 
B)  obesity 
C)  family history 
D)  consumption of vitamins A, C, and E 
E)  smoking 
A)  low-fiber diet 
B)  obesity 
C)  family history 
D)  consumption of vitamins A, C, and E 
E)  smoking

Question 5

In which one of the following ways are antiangiogenic drugs used in the treatment of cancer?

Accepted Answer

A)  These drugs stop the replication of DNA, so cancer cells cannot reproduce. 
B)  These drugs stop the growth of blood vessels into the tumor, so the cells "starve" to death. 
C)  These drugs stop metastasis. 
D)  These drugs stimulate the immune system. 
E)  These drugs stimulate the production of free radicals, which kill cancer cells. 
A)  These drugs stop the replication of DNA, so cancer cells cannot reproduce. 
B)  These drugs stop the growth of blood vessels into the tumor, so the cells "starve" to death. 
C)  These drugs stop metastasis. 
D)  These drugs stimulate the immune system. 
E)  These drugs stimulate the production of free radicals, which kill cancer cells.

Question 6

The diagnosis of cancer may involve the use of ________, which employs short bursts of a powerful magnetic field to produce a cross-sectional image of tissues in the body.

Accepted Answer

MRI (magne

Question 7

If a proto-oncogene becomes damaged or undergoes a mutation, it may become a(n) ________ if it contributes to the development of cancer.

Accepted Answer

The answer of If a proto-oncogene becomes damaged or undergoes...

Question 8

The use of cancer-specific antigens to generate antibodies that target cancer cells is a process known as

Accepted Answer

A)  immunotherapy 
B)  radiation therapy 
C)  angiogenesis 
D)  chemotherapy 
E)  antigenic loading 
A)  immunotherapy 
B)  radiation therapy 
C)  angiogenesis 
D)  chemotherapy 
E)  antigenic loading

Question 9

Cancers of the lymphoid tissues, such as Hodgkin's disease, are known in general terms as ________.

Accepted Answer

The answer of Cancers of the lymphoid tissues, such as...

Question 10

In addition to killing cancer cells, radiation therapy results in the death of normal cells. However, unlike cancer cells, normal cells recover from exposure to the radiation more readily.

Accepted Answer

A) True 
 B)False

Question 11

A cell progressing toward cancer may develop an enlarged nucleus, a condition referred to as ________.

Accepted Answer

The answer of A cell progressing toward cancer may develop...

Question 12

In which one of the following ways does a proto-oncogene differ from an oncogene?

Accepted Answer

A)  Proto-oncogenes code for proteins that regulate the expression of structural genes; oncogenes code for nucleic acids involved in cell division. 
B)  Proto-oncogenes control normal cell division; oncogenes contribute to the development of cancer. 
C)  When oncogenes become damaged, they become proto-oncogenes. 
D)  Oncogenes activate tumor suppressor genes; proto-oncogenes repress tumor suppressor genes. 
E)  Proto-oncogenes cause cells to self-destruct when damaged; oncogenes cause damaged cells to repair themselves. 
A)  Proto-oncogenes code for proteins that regulate the expression of structural genes; oncogenes code for nucleic acids involved in cell division. 
B)  Proto-oncogenes control normal cell division; oncogenes contribute to the development of cancer. 
C)  When oncogenes become damaged, they become proto-oncogenes. 
D)  Oncogenes activate tumor suppressor genes; proto-oncogenes repress tumor suppressor genes. 
E)  Proto-oncogenes cause cells to self-destruct when damaged; oncogenes cause damaged cells to repair themselves.

Question 13

Which one of the following statements is TRUE regarding photodynamic therapy?

Accepted Answer

A)  It involves the use of light-sensitive drugs to target a cancer. 
B)  It uses magnets to attract beads coated with a chemotherapeutic drug to a cancer. 
C)  It is used for the treatment of cancers of the breast and ovary. 
D)  It inhibits angiogenesis. 
E)  It involves the use of antibodies to deliver treatments to a cancer. 
A)  It involves the use of light-sensitive drugs to target a cancer. 
B)  It uses magnets to attract beads coated with a chemotherapeutic drug to a cancer. 
C)  It is used for the treatment of cancers of the breast and ovary. 
D)  It inhibits angiogenesis. 
E)  It involves the use of antibodies to deliver treatments to a cancer.

Question 14

A mutation in either BRCA1 or BRCA2 is the most common cause of breast cancer.

Accepted Answer

A) True 
 B)False

Question 15

All of the following infectious microorganisms are thought to contribute to cancer EXCEPT which one?

Accepted Answer

A)  E. coli 
B)  Epstein-Barr virus 
C)  human papillomavirus 
D)  Helicobacter pylori 
E)  hepatitis B virus 
A)  E. coli 
B)  Epstein-Barr virus 
C)  human papillomavirus 
D)  Helicobacter pylori 
E)  hepatitis B virus

Question 16

When hyperplasia develops, signaling a loss of control of cell division, it always results in cancer.

Accepted Answer

A) True 
 B)False

Question 17

Damage to mutator genes increase the likelihood of cancers because the gene products of the normal genes repair DNA.

Accepted Answer

A) True 
 B)False

Question 18

Any factor that can contribute to the conversion of a healthy cell into a cancerous one is known as

Accepted Answer

A)  a tumor 
B)  a carcinogen 
C)  a growth factor 
D)  regulatory genes 
E)  a growth inhibitor 
A)  a tumor 
B)  a carcinogen 
C)  a growth factor 
D)  regulatory genes 
E)  a growth inhibitor

Question 19

If you or a family member received the unfortunate news of cancer, why is it that being told the cancer is in situ is more encouraging in terms of treatment than a cancer that metastasizes?

Accepted Answer

Some cancers are more treatable than oth

Question 20

Which one of the following statements is TRUE regarding chemotherapy?

Accepted Answer

A)  This technique is used in the diagnosis of cancer. 
B)  This procedure kills cancer cells and normal cells that divide rapidly. 
C)  This is the selected technique in the treatment of cancer because there are no side effects. 
D)  This is a procedure used to genetically engineer an individual so cancer will not develop. 
E)  Most chemicals used in this procedure affect only one organ of the body. 
A)  This technique is used in the diagnosis of cancer. 
B)  This procedure kills cancer cells and normal cells that divide rapidly. 
C)  This is the selected technique in the treatment of cancer because there are no side effects. 
D)  This is a procedure used to genetically engineer an individual so cancer will not develop. 
E)  Most chemicals used in this procedure affect only one organ of the body.

Exam 18: Cancer: Uncontrolled Cell Division and Differentiation

Not only does smoking cause lung cancer, it also quadruples the risk of which one of the following types of cancer?

Which one of the following carcinogens accounts for 30% of all cancer deaths?

One method for detecting tumors in body tissue involves the use of radioactive materials to create three-dimensional images showing metabolic activity of a specific tissue. This technique is referred to as

All of the following are risks associated with the development of colon cancer EXCEPT which one?

In which one of the following ways are antiangiogenic drugs used in the treatment of cancer?

The diagnosis of cancer may involve the use of ________, which employs short bursts of a powerful magnetic field to produce a cross-sectional image of tissues in the body.

If a proto-oncogene becomes damaged or undergoes a mutation, it may become a(n) ________ if it contributes to the development of cancer.

The use of cancer-specific antigens to generate antibodies that target cancer cells is a process known as

Cancers of the lymphoid tissues, such as Hodgkin's disease, are known in general terms as ________.

In addition to killing cancer cells, radiation therapy results in the death of normal cells. However, unlike cancer cells, normal cells recover from exposure to the radiation more readily.

A cell progressing toward cancer may develop an enlarged nucleus, a condition referred to as ________.

In which one of the following ways does a proto-oncogene differ from an oncogene?

Which one of the following statements is TRUE regarding photodynamic therapy?

A mutation in either BRCA1 or BRCA2 is the most common cause of breast cancer.

All of the following infectious microorganisms are thought to contribute to cancer EXCEPT which one?

When hyperplasia develops, signaling a loss of control of cell division, it always results in cancer.

Damage to mutator genes increase the likelihood of cancers because the gene products of the normal genes repair DNA.

Any factor that can contribute to the conversion of a healthy cell into a cancerous one is known as

If you or a family member received the unfortunate news of cancer, why is it that being told the cancer is in situ is more encouraging in terms of treatment than a cancer that metastasizes?

Which one of the following statements is TRUE regarding chemotherapy?

Human Biology, Science, and Society

The Chemistry of Living Things

Structure and Function of Cells

From Cells to Organ Systems

The Skeletal System

The Muscular System

Blood

Heart and Blood Vessels

The Immune System and Mechanisms of Defense

The Respiratory System: Exchange of Gases

The Nervous System: Integration and Control

Sensory Mechanisms

The Endocrine System

The Digestive System and Nutrition

The Urinary System

Reproductive Systems

Cell Reproduction and Differentiation

Genetics and Inheritance

DNA Technology and Genetic Engineering

Development and Aging

Evolution and the Origins of Life

Ecosystems and Populations

Human Impacts, Biodiversity, and Environmental Issues

Filters