Question 1

In general,lymphocytes

Accepted Answer

A) spend most of their time in lymphatic tissue. 
B) have relatively short life spans. 
C) have two nuclei. 
D) are produced and mature only in red bone marrow. 
E) spend most of their time circulating in the blood. 
A) spend most of their time in lymphatic tissue. 
B) have relatively short life spans. 
C) have two nuclei. 
D) are produced and mature only in red bone marrow. 
E) spend most of their time circulating in the blood.

Question 2

Characteristics of adaptive defenses include

Accepted Answer

A) versatility. 
B) tolerance. 
C) memory. 
D) specificity. 
E) All of the answers are correct. 
A) versatility. 
B) tolerance. 
C) memory. 
D) specificity. 
E) All of the answers are correct.

Question 3

Newborns gain their immunity initially from

Accepted Answer

A) early immunizations. 
B) contact with viruses and bacteria. 
C) antibodies passed across the placenta from the mother. 
D) contact with siblings. 
E) breast milk. 
A) early immunizations. 
B) contact with viruses and bacteria. 
C) antibodies passed across the placenta from the mother. 
D) contact with siblings. 
E) breast milk.

Question 4

Plasma contains ________ special complement proteins that form the complement system.

Accepted Answer

A) 3 
B) 5 
C) 7 
D) 9 
E) 11 
A) 3 
B) 5 
C) 7 
D) 9 
E) 11

Question 5

Stem cells that will form B cells or NK cells are found only in the

Accepted Answer

A) bone marrow. 
B) liver. 
C) spleen. 
D) thymus. 
E) kidneys. 
A) bone marrow. 
B) liver. 
C) spleen. 
D) thymus. 
E) kidneys.

Question 6

Hormones that slow tumor growth are called ________.

Accepted Answer

tumor necr

Question 7

Lymphatic vessels are located in almost all portions of the body,except the

Accepted Answer

A) CNS. 
B) periphery. 
C) renal arteries. 
D) groin. 
E) throat. 
A) CNS. 
B) periphery. 
C) renal arteries. 
D) groin. 
E) throat.

Question 8

Immunity that results from exposure to an antigen in the environment is called ________ immunity.

Accepted Answer

A) naturally acquired active 
B) natural passive 
C) passive 
D) auto 
E) innate 
A) naturally acquired active 
B) natural passive 
C) passive 
D) auto 
E) innate

Question 9

Figure 22-1 The Structure of a Lymph Node
Use Figure 22-1 to answer the following question:
-Identify the structure labeled "1."

Accepted Answer

A) efferent lymphatic vessel 
B) venule 
C) arteriole 
D) afferent lymphatic vessel 
E) lymphatic nodule 
A) efferent lymphatic vessel 
B) venule 
C) arteriole 
D) afferent lymphatic vessel 
E) lymphatic nodule

Question 10

Changes in the immune system that accompany aging include

Accepted Answer

A) T cells becoming less responsive to antigens. 
B) fewer cytotoxic T cells responding to infections. 
C) decreased numbers of T helper cells. 
D) B cells less responsive. 
E) All of the answers are correct. 
A) T cells becoming less responsive to antigens. 
B) fewer cytotoxic T cells responding to infections. 
C) decreased numbers of T helper cells. 
D) B cells less responsive. 
E) All of the answers are correct.

Question 11

Lymphatic tissue is found in the greatest quantity in

Accepted Answer

A) the adult spleen. 
B) the adult thymus. 
C) bone marrow. 
D) the tonsils. 
E) Peyer patches. 
A) the adult spleen. 
B) the adult thymus. 
C) bone marrow. 
D) the tonsils. 
E) Peyer patches.

Question 12

Cyclosporin A is an example of a drug that inhibits ________ of a transplanted organ.

Accepted Answer

The answer of Cyclosporin A is an example of a...

Question 13

The lymphatic system does all of the following,except that it

Accepted Answer

A) helps maintain normal blood volume. 
B) transports gases to and away from lymph nodes. 
C) eliminates variations in the composition of interstitial fluid. 
D) transports lipids from the digestive tract. 
E) fights infection. 
A) helps maintain normal blood volume. 
B) transports gases to and away from lymph nodes. 
C) eliminates variations in the composition of interstitial fluid. 
D) transports lipids from the digestive tract. 
E) fights infection.

Question 14

List and briefly describe the components of the lymphatic system.

Accepted Answer

The lymphatic system consists of (1)lymp

Question 15

Lymphatic organs differ from lymphatic tissues in what way?

Accepted Answer

A) They contain T lymphocytes and lymphatic tissues do not. 
B) They are found in the digestive tract and lymphatic tissues are found in the thorax. 
C) They are surrounded by a fibrous capsule and lymphatic tissues are not. 
D) They cannot produce antibodies,whereas lymphatic tissues can. 
E) They occur throughout the body except in the head. 
A) They contain T lymphocytes and lymphatic tissues do not. 
B) They are found in the digestive tract and lymphatic tissues are found in the thorax. 
C) They are surrounded by a fibrous capsule and lymphatic tissues are not. 
D) They cannot produce antibodies,whereas lymphatic tissues can. 
E) They occur throughout the body except in the head.

Question 16

Antigens that trigger allergic reactions are called ________.

Accepted Answer

The answer of Antigens that trigger allergic reactions are called...

Question 17

All of the following are true of the primary response of humoral immunity,except that

Accepted Answer

A) it depends on antigen triggering the appropriate B cell. 
B) it requires B cell differentiation into plasma cells. 
C) it is delayed by the memory cell stage. 
D) circulating antibodies undergo a gradual,sustained rise. 
E) it peaks 1 to 2 weeks after the initial exposure. 
A) it depends on antigen triggering the appropriate B cell. 
B) it requires B cell differentiation into plasma cells. 
C) it is delayed by the memory cell stage. 
D) circulating antibodies undergo a gradual,sustained rise. 
E) it peaks 1 to 2 weeks after the initial exposure.

Question 18

During a primary humoral response to antigens all of the following occur,except

Accepted Answer

A) B cells may differentiate into plasma cells immediately. 
B) B cells may undergo several rounds of mitosis before producing plasma cells and memory cells. 
C) antibody levels do not peak until 1 to 2 weeks after the initial exposure. 
D) neutrophils invade the surrounding areas,releasing chemotactic substances. 
E) the first immunoglobulins to appear in circulation are of the IgM type. 
A) B cells may differentiate into plasma cells immediately. 
B) B cells may undergo several rounds of mitosis before producing plasma cells and memory cells. 
C) antibody levels do not peak until 1 to 2 weeks after the initial exposure. 
D) neutrophils invade the surrounding areas,releasing chemotactic substances. 
E) the first immunoglobulins to appear in circulation are of the IgM type.

Question 19

The phagocytic antigen-presenting cells belong to the ________ group.

Accepted Answer

The answer of The phagocytic antigen-presenting cells belong to the...

Question 20

When an antigen is bound to a Class I MHC molecule,it can stimulate a ________ cell.

Accepted Answer

A) B 
B) plasma 
C) helper T 
D) cytotoxic T 
E) NK 
A) B 
B) plasma 
C) helper T 
D) cytotoxic T 
E) NK

Exam 22: The Lymphatic System and Immunity

In general,lymphocytes

Characteristics of adaptive defenses include

Newborns gain their immunity initially from

Plasma contains ________ special complement proteins that form the complement system.

Stem cells that will form B cells or NK cells are found only in the

Hormones that slow tumor growth are called ________.

Lymphatic vessels are located in almost all portions of the body,except the

Immunity that results from exposure to an antigen in the environment is called ________ immunity.

Figure 22-1 The Structure of a Lymph Node Use Figure 22-1 to answer the following question: -Identify the structure labeled "1."

Changes in the immune system that accompany aging include

Lymphatic tissue is found in the greatest quantity in

Cyclosporin A is an example of a drug that inhibits ________ of a transplanted organ.

The lymphatic system does all of the following,except that it

List and briefly describe the components of the lymphatic system.

Lymphatic organs differ from lymphatic tissues in what way?

Antigens that trigger allergic reactions are called ________.

All of the following are true of the primary response of humoral immunity,except that

During a primary humoral response to antigens all of the following occur,except

The phagocytic antigen-presenting cells belong to the ________ group.

When an antigen is bound to a Class I MHC molecule,it can stimulate a ________ cell.

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

The Cellular Level of Organization

The Tissue Level of Organization

The Integumentary System

Osseous Tissue and Bone Structure

The Axial Skeleton

The Appendicular Skeleton

Articulations

Muscle Tissue

The Muscular System

Neural Tissue

The Spinal Cord, spinal Nerves, and Spinal Reflexes

The Brain and Cranial Nerves

Neural Integration I: Sensory Pathways and the Somatic Nervous System

Neural Integration Ii: the Autonomic Nervous System and

The Special Senses

The Endocrine System

Blood

The Heart

Blood Vessels and Circulation

The Respiratory System

The Digestive System

Metabolism and Energetics

The Urinary System

Fluid, electrolyte, and Acid-Base Balance

The Reproductive System

Development and Inheritance

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