Question 1

The arm regions of an antibody determine with what antigen the antibody can bind, whereas the tail portion determines the destiny of the antibody once it is bound.

Accepted Answer

A) True 
 B)False

Question 2

Hives result from an allergy-induced histamine release.

Accepted Answer

A) True 
 B)False

Question 3

Adhesion of blood-borne leukocytes to the endothelial lining is known as ____________________.

Accepted Answer

The answer of Adhesion of blood-borne leukocytes to the endothelial...

Question 4

Match the defence cell, labelled a. through d., with the correct characteristics. (Options may be used more than once or not at all.)
-produce the tough protective surface of 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 5

What is the term for the body's failure to recognize and tolerate particular self-antigens

Accepted Answer

A) delayed hypersensitivity 
B) autoimmune disease 
C) immune-complex disease 
D) immediate hypersensitivity 
A) delayed hypersensitivity 
B) autoimmune disease 
C) immune-complex disease 
D) immediate hypersensitivity

Question 6

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

Accepted Answer

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

Question 7

What type of immune defence cell is invaded selectively by the AIDS virus

Accepted Answer

A) cytotoxic T cells 
B) helper T cells 
C) suppressor T cells 
D) macrophages 
A) cytotoxic T cells 
B) helper T cells 
C) suppressor T cells 
D) macrophages

Question 8

Indicate the characteristics that apply to bacteria and viruses, labelled a. and b. (Options may be used more than once or not at all.)
-self-sustaining, single-celled organisms

Accepted Answer

A) pertains to bacteria 
B) pertains to viruses 
A) pertains to bacteria 
B) pertains to viruses

Question 9

Which of the following is NOT attributable to complement activity

Accepted Answer

A) acting as opsonins 
B) walling off the inflamed area 
C) serving as chemotaxins 
D) stimulating the release of histamine 
A) acting as opsonins 
B) walling off the inflamed area 
C) serving as chemotaxins 
D) stimulating the release of histamine

Question 10

Which of these statements applies to leukocytes

Accepted Answer

A) They are responsible for the body's various immune defence strategies. 
B) They spend most of their time in the body tissues. 
C) They are all produced in the lymph nodes. 
D) They are all matured in the bone marrow. 
A) They are responsible for the body's various immune defence strategies. 
B) They spend most of their time in the body tissues. 
C) They are all produced in the lymph nodes. 
D) They are all matured in the bone marrow.

Question 11

Cytotoxic T cells are one of several kinds of regulatory T cells.

Accepted Answer

A) True 
 B)False

Question 12

Match the type of T cell, labelled a. through e., with its characteristics. (Options may be used more than once or not at all.)
-recognize class II MHC glycoproteins

Accepted Answer

A) applies to cytotoxic T cells 
B) applies to helper T cells 
C) applies to suppressor T cells 
D) applies to both helper T and suppressor T cells 
E) applies to all three types of T cells 
A) applies to cytotoxic T cells 
B) applies to helper T cells 
C) applies to suppressor T cells 
D) applies to both helper T and suppressor T cells 
E) applies to all three types of T cells

Question 13

Match the type of immunity, labelled a. through c., with the characteristics. (Options may be used more than once or not at all.)
-exposure to antigen required for immunity to develop

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 14

Match the type of T cell, labelled a. through e., with its characteristics. (Options may be used more than once or not at all.)
-called regulatory T cells

Accepted Answer

A) applies to cytotoxic T cells 
B) applies to helper T cells 
C) applies to suppressor T cells 
D) applies to both helper T and suppressor T cells 
E) applies to all three types of T cells 
A) applies to cytotoxic T cells 
B) applies to helper T cells 
C) applies to suppressor T cells 
D) applies to both helper T and suppressor T cells 
E) applies to all three types of T cells

Question 15

Saliva is destructive to bacteria because it is highly acidic.

Accepted Answer

A) True 
 B)False

Question 16

Indicate whether the following characteristics apply to the Fab or Fc region of an antibody, labelled a. and b. (Options may be used more than once or not at all.)
-located in the "tail" region of an antibody

Accepted Answer

A) applies to the Fab region 
B) applies to the Fc region 
A) applies to the Fab region 
B) applies to the Fc region

Question 17

Which of these statements describes interferon

Accepted Answer

A) It forms a membrane-attack complex. 
B) It causes lysis of invading microbes. 
C) It defends against viruses nonspecifically. 
D) It stimulates histamine release from mast cells. 
A) It forms a membrane-attack complex. 
B) It causes lysis of invading microbes. 
C) It defends against viruses nonspecifically. 
D) It stimulates histamine release from mast cells.

Question 18

Match the defence molecule(s), labelled a. through h., with the correct characteristic.
-released from mast cells and causes localized vasodilation in a region of tissue damage

Accepted Answer

A) lactoferrin 
B) glucocorticoids 
C) histamine 
D) endogenous 
E) opsonins
F)complement
G)antibodies
H)interferon 
A) lactoferrin 
B) glucocorticoids 
C) histamine 
D) endogenous 
E) opsonins
F)complement
G)antibodies
H)interferon

Question 19

Which of these statements does NOT describe T cells

Accepted Answer

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

Question 20

T cells typically bind with HLA self-antigens only when they are in association with foreign antigen.

Accepted Answer

A) True 
 B)False

The arm regions of an antibody determine with what antigen the antibody can bind, whereas the tail portion determines the destiny of the antibody once it is bound.

Hives result from an allergy-induced histamine release.

Adhesion of blood-borne leukocytes to the endothelial lining is known as ____________________.

Match the defence cell, labelled a. through d., with the correct characteristics. (Options may be used more than once or not at all.) -produce the tough protective surface of the skin

What is the term for the body's failure to recognize and tolerate particular self-antigens

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

What type of immune defence cell is invaded selectively by the AIDS virus

Indicate the characteristics that apply to bacteria and viruses, labelled a. and b. (Options may be used more than once or not at all.) -self-sustaining, single-celled organisms

Which of the following is NOT attributable to complement activity

Which of these statements applies to leukocytes

Cytotoxic T cells are one of several kinds of regulatory T cells.

Match the type of T cell, labelled a. through e., with its characteristics. (Options may be used more than once or not at all.) -recognize class II MHC glycoproteins

Match the type of immunity, labelled a. through c., with the characteristics. (Options may be used more than once or not at all.) -exposure to antigen required for immunity to develop

Match the type of T cell, labelled a. through e., with its characteristics. (Options may be used more than once or not at all.) -called regulatory T cells

Saliva is destructive to bacteria because it is highly acidic.

Indicate whether the following characteristics apply to the Fab or Fc region of an antibody, labelled a. and b. (Options may be used more than once or not at all.) -located in the "tail" region of an antibody

Which of these statements describes interferon

Match the defence molecule(s), labelled a. through h., with the correct characteristic. -released from mast cells and causes localized vasodilation in a region of tissue damage

Which of these statements does NOT describe T cells

T cells typically bind with HLA self-antigens only when they are in association with foreign antigen.

The Foundation of Physiology

Cell Physiology

The Central Nervous System

The Peripheral Nervous System: Sensory, Autonomic, Somatic

Principles of Endocrinology: The Central Endocrine Glands

The Endocrine Glands

Muscle Physiology

Cardiac Physiology

Vascular Physiology

The Blood

The Respiratory System

The Urinary System

Fluid and Acidbase Balance

The Digestive System

Energy Balance and Temperature Regulation

The Reproductive System

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Exam 11: Body Defences

The arm regions of an antibody determine with what antigen the antibody can bind, whereas the tail portion determines the destiny of the antibody once it is bound.

Hives result from an allergy-induced histamine release.

Adhesion of blood-borne leukocytes to the endothelial lining is known as ____________________.

Match the defence cell, labelled a. through d., with the correct characteristics. (Options may be used more than once or not at all.) -produce the tough protective surface of the skin

What is the term for the body's failure to recognize and tolerate particular self-antigens

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

What type of immune defence cell is invaded selectively by the AIDS virus

Indicate the characteristics that apply to bacteria and viruses, labelled a. and b. (Options may be used more than once or not at all.) -self-sustaining, single-celled organisms

Which of the following is NOT attributable to complement activity

Which of these statements applies to leukocytes

Cytotoxic T cells are one of several kinds of regulatory T cells.

Match the type of T cell, labelled a. through e., with its characteristics. (Options may be used more than once or not at all.) -recognize class II MHC glycoproteins

Match the type of immunity, labelled a. through c., with the characteristics. (Options may be used more than once or not at all.) -exposure to antigen required for immunity to develop

Match the type of T cell, labelled a. through e., with its characteristics. (Options may be used more than once or not at all.) -called regulatory T cells

Saliva is destructive to bacteria because it is highly acidic.

Indicate whether the following characteristics apply to the Fab or Fc region of an antibody, labelled a. and b. (Options may be used more than once or not at all.) -located in the "tail" region of an antibody

Which of these statements describes interferon

Match the defence molecule(s), labelled a. through h., with the correct characteristic. -released from mast cells and causes localized vasodilation in a region of tissue damage

Which of these statements does NOT describe T cells

T cells typically bind with HLA self-antigens only when they are in association with foreign antigen.

The Foundation of Physiology

Cell Physiology

The Central Nervous System

The Peripheral Nervous System: Sensory, Autonomic, Somatic

Principles of Endocrinology: The Central Endocrine Glands

The Endocrine Glands

Muscle Physiology

Cardiac Physiology

Vascular Physiology

The Blood

The Respiratory System

The Urinary System

Fluid and Acidbase Balance

The Digestive System

Energy Balance and Temperature Regulation

The Reproductive System

Filters