Textbook Quiz - Lymphatic + Immunity

Question 1

The tissue of which organ is called pulp?

Answer 1

spleen

Question 2

The structure of a lymphatic vessel is most similar to that of a(n)

Answer 2

vein

Question 3

The two collecting ducts that drain the lymphatic trunks are the

Answer 3

thoracic duct and right lymphatic duct

Question 4

Lymph nodes of the axillary region receive lymph primarily from the

Answer 4

arm and mammary gland

Question 5

drains lymph from most of the body

Answer 5

the thoracic duct

Question 6

carry lymph toward lymph nodes

Answer 6

afferent lymph vessels

Question 7

the functions of the lymphatic system include
- A) draining excess interstitial fluid
- B) transporting dietary lipids
- C) carrying out immune responses
- D) all of these choices

Answer 7

D) all of the above

Question 8

lymphatic vessels are lined with

Answer 8

endothelium

Question 9

filled with lymph

Answer 9

medullary sinuses of lymph nodes

Question 10

lymph from the cisterna chyli empties into the

Answer 10

thoracic duct

Question 11

the largest single mass of lymphatic tissue in the adult human body is the

Answer 11

spleen

Question 12

All of these choices are non-specific defense mechanisms except
- A) flow of saliva
- B) phagocytosis
- C) neutralization of an antigen by an antibody
- D) gastric juice acidity

Answer 12

C) neutralization of an antigen by an antibody

Question 13

Lymphocytes that destroy cancerous cells in a non-specific fashion are called

Answer 13

natural killer cells

Question 14

Which of the following does NOT function to increase vasodilation and permeability of blood vessels?
- A) defensins
- B) histamine
- C) prostaglandins
- D) kinins

Answer 14

A) defensins

Question 15

interferon is produced in response to the presence of

Answer 15

viruses

Question 16

the two major types of phagocytic cells are

Answer 16

neutrophils and macrophages

Question 17

which of the following cell types is derived from monocytes
- A) neutrophil
- B) wandering macrophage
- C) mast cell
- D) histiocyte

Answer 17

B) wandering macrophage

Question 18

natural killer cells are

Answer 18

lymphocytes

Question 19

movement of cells from the circulatory system into infected areas

Answer 19

emigration

Question 20

the proper sequence of phases in the process of phagocytosis is

Answer 20

chemotaxis, adherence, ingestion

Question 21

after phagocytosis, which intracellular chemicals kill the microbe by a process called an oxidative burst?

Answer 21

lethal oxidants

Question 22

the first stage of inflammation is

Answer 22

vasodilation and increased permeability of blood vessels

Question 23

the lymphokine interleukin - 2

Answer 23

stimulates T-cell proliferation

Question 24

Which of the following is a specific body defense mechanism?
- A) phagocytosis
- B) inflammation
- C) immunity
- D) fever

Answer 24

C) immunity

Question 25

normal immune responses require the presence of

Answer 25

both T lymphocytes and B lymphocytes

Question 26

A hapten is an antigen that has

Answer 26

reactivity but not immunogenicity

Question 27

Interleukin - 1

Answer 27

is a fever-causing cytokine

Question 28

responsible for antibody-mediated immunity

Answer 28

B lymphocytes

Question 29

The Class I major histocompatibility complex (MHCI) antigens

Answer 29

mark the surfaces of all your body cells except your RBCs

Question 30

antigen presenting cells (APCs) include

Answer 30

macrophages

Question 31

Which part of the antigen triggers the immune response

Answer 31

epitopes

Question 32

antigen recognition by a T-cell receptor with Cd4 or Cd8 proteins is the ___ in the activation of a T-cell.

Answer 32

first signal

Question 33

when stimulated, T cells that display the CD8 molecule develop into

Answer 33

cytotoxic T cells

Question 34

Cytotoxic T cells can kill target cells directly by secreting

Answer 34

perforin and granulysin

Question 35

The most abundant type of immunoglobin is

Answer 35

IgG

Question 36

After recovering from certain diseases, one may have developed ___ immunity to the disease

Answer 36

naturally acquired active

Question 37

The antibodies involved in allergic reactions are

Answer 37

in the IgE class

Question 38

An immunoglobin is

Answer 38

an antibody

Question 39

is chemotactic and attracts phagocytic cells

Answer 39

complement

Question 40

an activated B cell develops into a clone of

Answer 40

antibody-producing plasma cells

Question 41

Antibodies are composed of

Answer 41

2 heavy and 2 light polypeptide chains

Question 42

Lack of reactivity of T cells and B cells to fragments of one's own proteins is known as

Answer 42

self-tolerance

Question 43

a tissue transplant in which one's own tissue is grafted to another part of the body is called

Answer 43

an autograft