Question 1

The order in which HIV breaches barriers and affects immunity is

Accepted Answer

A)  inhalation, entering the circulation, entering helper T cells. 
B)  ingestion, entering the circulation, entering helper T cells. 
C)  crossing the mucosal barrier, then entering macrophages, then B cells, then natural killer cells. 
D)  crossing the mucosal barrier, then entering macrophages, then entering helper T cells, then cytotoxic T cells. 
A)  inhalation, entering the circulation, entering helper T cells. 
B)  ingestion, entering the circulation, entering helper T cells. 
C)  crossing the mucosal barrier, then entering macrophages, then B cells, then natural killer cells. 
D)  crossing the mucosal barrier, then entering macrophages, then entering helper T cells, then cytotoxic T cells.

Question 2

Lymphatic capillaries are thin-walled, closed-ended tubes.

Accepted Answer

A) True 
 B)False

Question 3

The thymus is in the mediastinum behind the sternum.

Accepted Answer

A) True 
 B)False

Question 4

Systemic lupus erythematosus is an autoimmune disease that affects the skeletal muscles only.

Accepted Answer

A) True 
 B)False

Question 5

The type of resistance that is acquired as a result of developing a disease is

Accepted Answer

A)  naturally acquired active immunity. 
B)  artificially acquired active immunity. 
C)  artificially acquired passive immunity. 
D)  naturally acquired passive immunity. 
A)  naturally acquired active immunity. 
B)  artificially acquired active immunity. 
C)  artificially acquired passive immunity. 
D)  naturally acquired passive immunity.

Question 6

The lymph nodes of the axillary region receive lymph mainly from the

Accepted Answer

A)  scalp and face. 
B)  upper limb and mammary gland. 
C)  thoracic viscera. 
D)  abdominal viscera. 
A)  scalp and face. 
B)  upper limb and mammary gland. 
C)  thoracic viscera. 
D)  abdominal viscera.

Question 7

Innate defenses include mechanical and chemical barriers, whereas adaptive defenses counter specific disease-causing agents.

Accepted Answer

A) True 
 B)False

Question 8

Which of the following is not a mechanical barrier against microorganisms?

Accepted Answer

A)  Saliva 
B)  Urine 
C)  Tears 
D)  Diarrhea 
A)  Saliva 
B)  Urine 
C)  Tears 
D)  Diarrhea

Question 9

Cells in a lymph node that engulf and destroy damaged cells, foreign substances, and cellular debris are

Accepted Answer

A)  macrophages. 
B)  lymphocytes. 
C)  mast cells. 
D)  cytokines. 
A)  macrophages. 
B)  lymphocytes. 
C)  mast cells. 
D)  cytokines.

Question 10

The formation of lymph increases as a result of

Accepted Answer

A)  increasing osmotic pressure in blood capillaries. 
B)  increasing hydrostatic pressure in tissue fluid. 
C)  decreasing volume of tissue fluid. 
D)  decreasing protein concentration in tissue fluid. 
A)  increasing osmotic pressure in blood capillaries. 
B)  increasing hydrostatic pressure in tissue fluid. 
C)  decreasing volume of tissue fluid. 
D)  decreasing protein concentration in tissue fluid.

Question 11

The supratrochlear lymph nodes are located near the

Accepted Answer

A)  hand. 
B)  wrist. 
C)  elbow. 
D)  axillary region. 
A)  hand. 
B)  wrist. 
C)  elbow. 
D)  axillary region.

Question 12

Two mechanical barriers to infection are interferon and inflammation.

Accepted Answer

A) True 
 B)False

Question 13

An immunoglobulin molecule is an antigen secreted by T lymphocytes.

Accepted Answer

A) True 
 B)False

Question 14

The spleen

Accepted Answer

A)  consists of two lobes in the mediastinum. 
B)  resembles a large lymph node divided into lobules. 
C)  produces T lymphocytes. 
D)  produces B lymphocytes. 
A)  consists of two lobes in the mediastinum. 
B)  resembles a large lymph node divided into lobules. 
C)  produces T lymphocytes. 
D)  produces B lymphocytes.

Question 15

A transplant recipient's body rejects a transplanted organ because her ______ does not match that of the donor closely enough.

Accepted Answer

A)  major histocompatibility complex 
B)  mononuclear phagocytic system 
C)  cytokine profile 
D)  antibody response 
A)  major histocompatibility complex 
B)  mononuclear phagocytic system 
C)  cytokine profile 
D)  antibody response

Question 16

______ are masses of partially encapsulated lymphatic nodules in the pharynx.

Accepted Answer

The answer of ______ are masses of partially encapsulated lymphatic...

Question 17

A substance that can stimulate a primary immune response but is unable to produce the symptoms of a disease is a(n) ______.

Accepted Answer

The answer of A substance that can stimulate a primary...

Question 18

The foreign or "non-self" substances that trigger immune responses are called ______.

Accepted Answer

The answer of The foreign or "non-self" substances that trigger...

Question 19

The two collecting ducts that drain the lymphatic trunks are the

Accepted Answer

A)  thoracic duct and right lymphatic duct. 
B)  lumbar duct and left lymphatic duct. 
C)  intestinal duct and left intercostal duct. 
D)  bronchomediastinal duct and subclavian duct. 
A)  thoracic duct and right lymphatic duct. 
B)  lumbar duct and left lymphatic duct. 
C)  intestinal duct and left intercostal duct. 
D)  bronchomediastinal duct and subclavian duct.

Question 20

The cells that are primarily responsible for immunity are

Accepted Answer

A)  lymphocytes and macrophages. 
B)  neutrophils and lymphocytes. 
C)  monocytes and macrophages. 
D)  lymphocytes and monocytes. 
A)  lymphocytes and macrophages. 
B)  neutrophils and lymphocytes. 
C)  monocytes and macrophages. 
D)  lymphocytes and monocytes.

Exam 16: Lymphatic System and Immunity

The order in which HIV breaches barriers and affects immunity is

Lymphatic capillaries are thin-walled, closed-ended tubes.

The thymus is in the mediastinum behind the sternum.

Systemic lupus erythematosus is an autoimmune disease that affects the skeletal muscles only.

The type of resistance that is acquired as a result of developing a disease is

The lymph nodes of the axillary region receive lymph mainly from the

Innate defenses include mechanical and chemical barriers, whereas adaptive defenses counter specific disease-causing agents.

Which of the following is not a mechanical barrier against microorganisms?

Cells in a lymph node that engulf and destroy damaged cells, foreign substances, and cellular debris are

The formation of lymph increases as a result of

The supratrochlear lymph nodes are located near the

Two mechanical barriers to infection are interferon and inflammation.

An immunoglobulin molecule is an antigen secreted by T lymphocytes.

The spleen

A transplant recipient's body rejects a transplanted organ because her ______ does not match that of the donor closely enough.

______ are masses of partially encapsulated lymphatic nodules in the pharynx.

A substance that can stimulate a primary immune response but is unable to produce the symptoms of a disease is a(n) ______.

The foreign or "non-self" substances that trigger immune responses are called ______.

The two collecting ducts that drain the lymphatic trunks are the

The cells that are primarily responsible for immunity are

Introduction to Human Anatomy and Physiology

Chemical Basis of Life

Cells

Cellular Metabolism

Tissues

Integumentary System

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Joints of the Skeletal System

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Nervous System I: Basic Structure and Function

Nervous System II: Division of the Nervous System

Nervous System III: Senses

Endocrine System

Blood

Cardiovascular System

Digestive System

Nutrition and Metabolism

Respiratory System

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Water, Electrolyte, and Acid-Based Balance

Reproductive Systems

Pregnancy, Growth, and Development

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