Question 1

Fever results from neurological activity in the cerebellum.

Accepted Answer

A) True 
 B)False

Question 2

Immune surveillance refers to the body's ability to resist or eliminate potentially harmful foreign invaders.

Accepted Answer

A) True 
 B)False

Question 3

Match the antibody type with the correct characteristic by using the answer code:
-found in secretions of digestive,respiratory,and genitourinary systems,and in milk and tears

Accepted Answer

A) IgM 
B) IgE 
C) IgG 
D) IgA 
E) IgD 
A) IgM 
B) IgE 
C) IgG 
D) IgA 
E) IgD

Question 4

Severe burns of the skin can result in life-threatening circulatory disturbances.

Accepted Answer

A) True 
 B)False

Question 5

Which statement regarding T cells is INCORRECT?

Accepted Answer

A)  Cytotoxic T cells release chemicals that destroy targeted cells. 
B)  Helper T cells enhance the activity of other T cells and B cells. 
C)  Suppressor T cells are believed to play an important role in tolerance to self-antigens. 
D)  Helper T cells can combine only with host cells bearing both foreign antigen and class I MHC-encoded self-antigens on their surface. 
A)  Cytotoxic T cells release chemicals that destroy targeted cells. 
B)  Helper T cells enhance the activity of other T cells and B cells. 
C)  Suppressor T cells are believed to play an important role in tolerance to self-antigens. 
D)  Helper T cells can combine only with host cells bearing both foreign antigen and class I MHC-encoded self-antigens on their surface.

Question 6

Indicate whether the characteristic applies to active immunity or passive immunity by using the answer code (options may be used more than once or not at all):
-often confers long-lasting immunity

Accepted Answer

A) applies to active immunity 
B) applies to passive immunity 
C) applies to both active and passive immunity 
A) applies to active immunity 
B) applies to passive immunity 
C) applies to both active and passive immunity

Question 7

Most of the progeny of an activated B-cell clone differentiate into ____________________,which produce antibodies,and ____________________,which remain dormant and expand the specific clone.

Accepted Answer

plasma cel

Question 8

Lymphocytes can recognize and be activated only by antigens that have been processed and presented to them by ____________________.

Accepted Answer

The answer of Lymphocytes can recognize and be activated only...

Question 9

Indicate the secretory product and function of the following three specialized skin structures.
a.sweat glands
secretory product_____________
function ___________
bsebaceous glands
secretory product_____________
function ___________
chair follicles
secretory product_____________
function ___________

Accepted Answer

(a)sweat; important in temperature regul

Question 10

By ____________________,cancer cells spread to other parts of the body.

Accepted Answer

The answer of By ____________________,cancer cells spread to other parts...

Question 11

Interferon is released only from phagocytic cells that have been invaded by viruses.

Accepted Answer

A) True 
 B)False

Question 12

Which of the following is NOT accomplished by interferon?

Accepted Answer

A)  It directly breaks down viral messenger RNA and inhibits protein synthesis, both of which are essential for viral replication. 
B)  It enhances macrophage phagocytic activity. 
C)  It stimulates antibody production. 
D)  It stimulates the activity of natural killer cells and cytotoxic T cells. 
A)  It directly breaks down viral messenger RNA and inhibits protein synthesis, both of which are essential for viral replication. 
B)  It enhances macrophage phagocytic activity. 
C)  It stimulates antibody production. 
D)  It stimulates the activity of natural killer cells and cytotoxic T cells.

Question 13

Match the antibody type with the correct characteristic by using the answer code:
-function is uncertain

Accepted Answer

A) IgM 
B) IgE 
C) IgG 
D) IgA 
E) IgD 
A) IgM 
B) IgE 
C) IgG 
D) IgA 
E) IgD

Question 14

In tissue repair,nerve and muscle tissue are replaced mainly by ____________________ tissue.

Accepted Answer

The answer of In tissue repair,nerve and muscle tissue are...

Question 15

Match the defence cell with the correct characteristic by using the answer code (options may be used more than once or not at all):
-present antigen to helper T cells

Accepted Answer

A) keratinocytes 
B) melanocytes 
C) Langerhans cells 
D) Granstein cells 
A) keratinocytes 
B) melanocytes 
C) Langerhans cells 
D) Granstein cells

Question 16

Which of the following is INCORRECT for keratinocytes?

Accepted Answer

A)  They form the outer protective layer of the skin 
B)  They secrete interleukin 1 
C)  They present antigen to helper T cells 
A)  They form the outer protective layer of the skin 
B)  They secrete interleukin 1 
C)  They present antigen to helper T cells

Question 17

Which of the following is INCORRECT for T cells?

Accepted Answer

A)  They bind with free extracellular antigen. 
B)  They bind with HLA self-antigens only when they are in association with a foreign antigen. 
C)  They are responsible for cell-mediated immunity. 
A)  They bind with free extracellular antigen. 
B)  They bind with HLA self-antigens only when they are in association with a foreign antigen. 
C)  They are responsible for cell-mediated immunity.

Question 18

Which of the following is correct for interferon?

Accepted Answer

A)  It is a family of proteins that defends against viruses. 
B)  It is a natural killer cell. 
C)  It is a specific bacterial surface receptor. 
D)  It is a specialized type of white blood cell. 
A)  It is a family of proteins that defends against viruses. 
B)  It is a natural killer cell. 
C)  It is a specific bacterial surface receptor. 
D)  It is a specialized type of white blood cell.

Question 19

Match the defence cell with the correct characteristic by using the answer code (options may be used more than once or not at all):
-secrete a pigment responsible for varying shades of brown colour in the skin

Accepted Answer

A) keratinocytes 
B) melanocytes 
C) Langerhans cells 
D) Granstein cells 
A) keratinocytes 
B) melanocytes 
C) Langerhans cells 
D) Granstein cells

Question 20

What is NOT secreted by helper T cells?

Accepted Answer

A)  B-cell growth factor 
B)  T-cell growth factor 
C)  interleukin 1 
D)  macrophage migration inhibition factor 
A)  B-cell growth factor 
B)  T-cell growth factor 
C)  interleukin 1 
D)  macrophage migration inhibition factor

Fever results from neurological activity in the cerebellum.

Immune surveillance refers to the body's ability to resist or eliminate potentially harmful foreign invaders.

Match the antibody type with the correct characteristic by using the answer code: -found in secretions of digestive,respiratory,and genitourinary systems,and in milk and tears

Severe burns of the skin can result in life-threatening circulatory disturbances.

Which statement regarding T cells is INCORRECT?

Indicate whether the characteristic applies to active immunity or passive immunity by using the answer code (options may be used more than once or not at all): -often confers long-lasting immunity

Most of the progeny of an activated B-cell clone differentiate into ,which produce antibodies,and ,which remain dormant and expand the specific clone.

Lymphocytes can recognize and be activated only by antigens that have been processed and presented to them by ____________________.

Indicate the secretory product and function of the following three specialized skin structures. a.sweat glands secretory product_______ function _ bsebaceous glands secretory product___ function _ chair follicles secretory product_ function ___

By ____________________,cancer cells spread to other parts of the body.

Interferon is released only from phagocytic cells that have been invaded by viruses.

Which of the following is NOT accomplished by interferon?

Match the antibody type with the correct characteristic by using the answer code: -function is uncertain

In tissue repair,nerve and muscle tissue are replaced mainly by ____________________ tissue.

Match the defence cell with the correct characteristic by using the answer code (options may be used more than once or not at all): -present antigen to helper T cells

Which of the following is INCORRECT for keratinocytes?

Which of the following is INCORRECT for T cells?

Which of the following is correct for interferon?

Match the defence cell with the correct characteristic by using the answer code (options may be used more than once or not at all): -secrete a pigment responsible for varying shades of brown colour in the skin

What is NOT secreted by helper T cells?

The Foundation of Physiology

Cell Physiology

The Central Nervous System

The Peripheral Nervous System

Principals of Endocrinology; The Central Endocrine Glands

Muscle Physiology

Cardiac Physiology

Vascular Physiology

The Blood

The Respiratory System

The Urinary System

Fluid and Acid Base Balance

The Digestive System

Energy Balance and Temperature Regulation

The Endocrine Glands

The Reproductive System

Filters

Exam 10: Body Defences

Fever results from neurological activity in the cerebellum.

Immune surveillance refers to the body's ability to resist or eliminate potentially harmful foreign invaders.

Match the antibody type with the correct characteristic by using the answer code: -found in secretions of digestive,respiratory,and genitourinary systems,and in milk and tears

Severe burns of the skin can result in life-threatening circulatory disturbances.

Which statement regarding T cells is INCORRECT?

Indicate whether the characteristic applies to active immunity or passive immunity by using the answer code (options may be used more than once or not at all): -often confers long-lasting immunity

Most of the progeny of an activated B-cell clone differentiate into ____________________,which produce antibodies,and ____________________,which remain dormant and expand the specific clone.

Lymphocytes can recognize and be activated only by antigens that have been processed and presented to them by ____________________.

By ____________________,cancer cells spread to other parts of the body.

Interferon is released only from phagocytic cells that have been invaded by viruses.

Which of the following is NOT accomplished by interferon?

Match the antibody type with the correct characteristic by using the answer code: -function is uncertain

In tissue repair,nerve and muscle tissue are replaced mainly by ____________________ tissue.

Match the defence cell with the correct characteristic by using the answer code (options may be used more than once or not at all): -present antigen to helper T cells

Which of the following is INCORRECT for keratinocytes?

Which of the following is INCORRECT for T cells?

Which of the following is correct for interferon?

Match the defence cell with the correct characteristic by using the answer code (options may be used more than once or not at all): -secrete a pigment responsible for varying shades of brown colour in the skin

What is NOT secreted by helper T cells?

The Foundation of Physiology

Cell Physiology

The Central Nervous System

The Peripheral Nervous System

Principals of Endocrinology; The Central Endocrine Glands

Muscle Physiology

Cardiac Physiology

Vascular Physiology

The Blood

The Respiratory System

The Urinary System

Fluid and Acid Base Balance

The Digestive System

Energy Balance and Temperature Regulation

The Endocrine Glands

The Reproductive System

Filters

Most of the progeny of an activated B-cell clone differentiate into ,which produce antibodies,and ,which remain dormant and expand the specific clone.