Question 1

Which of the following is not found in the epidermis?

Accepted Answer

A)  blood vessels whose caliber can be adjusted as part of the temperature regulatory mechanisms 
B)  keratinocytes 
C)  melanocytes 
D)  Langerhans cells 
E)  Granstein cells 
A)  blood vessels whose caliber can be adjusted as part of the temperature regulatory mechanisms 
B)  keratinocytes 
C)  melanocytes 
D)  Langerhans cells 
E)  Granstein cells

Question 2

T cells

Accepted Answer

A)  bind with free extracellular antigen 
B)  bind with MHC molecules only when they are in association with a foreign antigen 
C)  are responsible for cell-mediated immunity 
D)  bind with free extracellular antigen and are responsible for cell-mediated immunity 
E)  bind with MHC molecules only when they are in association with a foreign antigen, and are responsible for cell-mediated immunity 
A)  bind with free extracellular antigen 
B)  bind with MHC molecules only when they are in association with a foreign antigen 
C)  are responsible for cell-mediated immunity 
D)  bind with free extracellular antigen and are responsible for cell-mediated immunity 
E)  bind with MHC molecules only when they are in association with a foreign antigen, and are responsible for cell-mediated immunity

Question 3

Diapedesis

Accepted Answer

A)  refers to the process of white blood cells engulfing and destroying invading organisms 
B)  refers to the process of leukocytes squeezing through pores of the capillary wall into the surrounding interstitial fluid 
C)  refers to the attraction of white blood cells to areas of injury, inflammation, and bacterial invasion 
D)  is a feature exhibited by platelets 
E)  refers to the linking together of a foreign cell and a phagocytic cell 
A)  refers to the process of white blood cells engulfing and destroying invading organisms 
B)  refers to the process of leukocytes squeezing through pores of the capillary wall into the surrounding interstitial fluid 
C)  refers to the attraction of white blood cells to areas of injury, inflammation, and bacterial invasion 
D)  is a feature exhibited by platelets 
E)  refers to the linking together of a foreign cell and a phagocytic cell

Question 4

Complete each of the following statments.
The ____________________ is the layer of the skin without a direct blood supply.

Accepted Answer

The answer of Complete each of the following statments.
The ____________________...

Question 5

Complete each of the following statments.
A(n) ____________________ is the kind of microorganism that causes AIDS.

Accepted Answer

The answer of Complete each of the following statments.
A(n) ____________________...

Question 6

The immune system functions entirely independently of the body's two major control systems: the nervous and endocrine systems.

Accepted Answer

A) True 
 B)False

Question 7

Complete each of the following statments.
____________________ ions switch on the contractile apparatus needed for the crawling-like motion of a leukocyte.

Accepted Answer

The answer of Complete each of the following statments.
____________________ ions...

Question 8

Dendritic cells

Accepted Answer

A)  are neurons 
B)  participate in the inflammation response 
C)  are specialized for phagocytosis of worms 
D)  are specialized antigen-presenting cells 
E)  none of these 
A)  are neurons 
B)  participate in the inflammation response 
C)  are specialized for phagocytosis of worms 
D)  are specialized antigen-presenting cells 
E)  none of these

Question 9

Complete each of the following statments.
The process of leukocytes squeezing through the capillary pores to exit the vasculature is known as ____________________.

Accepted Answer

The answer of Complete each of the following statments.
The process...

Question 10

Antihistamines are effective in combating the allergic symptoms induced by a slow-reactive substance of anaphylaxis.

Accepted Answer

A) True 
 B)False

Question 11

Antibodies are not able to directly destroy invading organisms.

Accepted Answer

A) True 
 B)False

Question 12

Complete each of the following statments.
____________________ immunity is not self-generated compared to active immunity.

Accepted Answer

The answer of Complete each of the following statments.
____________________ immunity...

Question 13

Describe how helper T cells become activated when interacting with macrophages, and then how helper T cells promote clonal development of B cells and cytotoxic T cells. Include in your answer the following: MHC-11, CD4, and TCR

Accepted Answer

When a macrophage engulfs a foreign anti

Question 14

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. 
E)  It slows cell division and suppresses tumor growth. 
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. 
E)  It slows cell division and suppresses tumor growth.

Question 15

Complete each of the following statments.
Name three means by which microbes can be destroyed in the body without being phagocytized.
 $\begin{array}{ll}
(1)&\_\_\_\
(2)&\_\_\_\
(3)&\_\_\_\
\end{array}$

Accepted Answer

extracellular release of destructive lys

Question 16

Chemotaxins

Accepted Answer

A)  are specialized antibodies 
B)  attract migrating phagocytic cells 
C)  destroy histamine and other vasodilators 
D)  engulf foreign particles 
E)  stimulate white cell production 
A)  are specialized antibodies 
B)  attract migrating phagocytic cells 
C)  destroy histamine and other vasodilators 
D)  engulf foreign particles 
E)  stimulate white cell production

Question 17

Leukocytes

Accepted Answer

A)  are responsible for the body's various immune defense strategies 
B)  spend most of their time circulating in the blood 
C)  are all produced in the lymph nodes 
D)  are responsible for the body's various immune defense strategies and spend most of their time circulating in the blood 
E)  all of these 
A)  are responsible for the body's various immune defense strategies 
B)  spend most of their time circulating in the blood 
C)  are all produced in the lymph nodes 
D)  are responsible for the body's various immune defense strategies and spend most of their time circulating in the blood 
E)  all of these

Question 18

The membrane-attack complex is formed by the five final activated components of the complement system.

Accepted Answer

A) True 
 B)False

Question 19

Complete each of the following statments.
Clumping of foreign cells brought about by the formation of antigen-antibody complexes is known as ____________________.

Accepted Answer

The answer of Complete each of the following statments.
Clumping of...

Question 20

Complete each of the following statments.
The ____________________ refers to the cilia-propelled upward movement of the respiratory airways' mucus layer to which inspired particulates are stuck.

Accepted Answer

The answer of Complete each of the following statments.
The ____________________...

Exam 12: Body Defenses

Which of the following is not found in the epidermis?

T cells

Diapedesis

Complete each of the following statments. The ____________________ is the layer of the skin without a direct blood supply.

Complete each of the following statments. A(n) ____________________ is the kind of microorganism that causes AIDS.

The immune system functions entirely independently of the body's two major control systems: the nervous and endocrine systems.

Complete each of the following statments. ____________________ ions switch on the contractile apparatus needed for the crawling-like motion of a leukocyte.

Dendritic cells

Complete each of the following statments. The process of leukocytes squeezing through the capillary pores to exit the vasculature is known as ____________________.

Antihistamines are effective in combating the allergic symptoms induced by a slow-reactive substance of anaphylaxis.

Antibodies are not able to directly destroy invading organisms.

Complete each of the following statments. ____________________ immunity is not self-generated compared to active immunity.

Describe how helper T cells become activated when interacting with macrophages, and then how helper T cells promote clonal development of B cells and cytotoxic T cells. Include in your answer the following: MHC-11, CD4, and TCR

Which of the following is not accomplished by interferon?

Complete each of the following statments. Name three means by which microbes can be destroyed in the body without being phagocytized. (1) \_\_\_ (2) \_\_\_ (3) \_\_\_

Chemotaxins

Leukocytes

The membrane-attack complex is formed by the five final activated components of the complement system.

Complete each of the following statments. Clumping of foreign cells brought about by the formation of antigen-antibody complexes is known as ____________________.

Complete each of the following statments. The ____________________ refers to the cilia-propelled upward movement of the respiratory airways' mucus layer to which inspired particulates are stuck.

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

A--The Central Nervous System

B--The Central Nervous System

A--The Peripheral Nervous System: Afferent Division; Special Senses

B--The Peripheral Nervous System: Afferent Division; Special Senses

The Peripheral Nervous System: Efferent Division

A--Muscle Physiology

B--Muscle Physiology

A--Cardiac Physiology

B--Cardiac Physiology

The Blood Vessels and Blood Pressure

The Blood

A--The Respiratory System

B--The Respiratory System

A--The Urinary System

B--The Urinary System

A--Fluid and Acid-Base Balance

B--Fluid and Acid-Base Balance

A--The Digestive System

B--The Digestive System

Energy Balance and Temperature Regulation

A--Principles of Endocrinology: the Central Endocrine Glands

B--Principles of Endocrinology: the Central Endocrine Glands

A--The Peripheral Endocrine Glands

B--The Peripheral Endocrine Glands

A--The Reproductive System

B--The Reproductive System

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