Deck 4: The Immune System

Question 1

In which of the following processes do cells attack and ingest the invading host?

A)Phagocytosis
B)Chemotaxis
C)Interferon
D)Inflammatory response

Answer 1

Phagocytosis

Question 2

What is the second line of protection against pathogens?

A)Anatomic barriers
B)Inflammatory response
C)Vaccination
D)Mechanical methods

Answer 2

Inflammatory response

Question 3

Which of the following statements is FALSE?

A)The immune system constantly works to protect the body from foreign cells.
B)Sometimes foreign tissues are introduced in the body for therapeutic reasons.
C)Cancerous cells are capable of destructive growth and spread.
D)The immune system protects the body from only external assaults.

Answer 3

The immune system protects the body from only external assaults.

Question 4

Which of the following is NOT one of the major classes of antibodies?

A)IgA
B)IgB
C)IgD
D)IgG

Question 5

What is the first line of protection against pathogens?

A)Anatomic barriers
B)Inflammatory response
C)Vaccination
D)Mechanical methods

Question 6

Which of the following is defined as new growths of tissue in which cell multiplication is uncontrolled?

A)Tumor
B)Cancer
C)Lymphoma
D)Blastoma

Question 7

Which statement about how the body protects itself from pathogens is TRUE?

A)Vomiting is a way to remove dangerous pathogens.
B)The presence of normal bacterial flora may produce chemicals that inhibit the growth of invading viruses.
C)Gastric acids and enzymes help neutralize pathogens that attack through the gastrointestinal system.
D)Removing tonsils will help protect the respiratory tract from invading pathogens.

Question 8

When an injury or invasion takes place, leukocytes are summoned to the affected area through a release of leukocyte-attracting chemicals in a process called what?

A)Inflammatory response
B)Phagocytosis
C)Macrophages
D)Chemotaxis

Question 9

Where does humoral immunity occur?

A)Spleen
B)Thymus
C)Macrophages
D)Plasma

Question 10

Which of the following contains valves to prevent backward flow?

A)Thymus
B)Lymph nodes
C)Lymphatic vessels
D)Peyer's patches

Question 11

Within which structure do monocytes and lymphocytes complete their development and are activated?

A)Thymus
B)Spleen
C)Vermiform appendix
D)Lymph nodes

Question 12

Which of the following is an enzyme that attacks cell walls of gram-positive bacteria making it inhospitable to most bacteria?

A)Sebum
B)Lysozyme
C)Perspiration
D)Bacterial flora

Question 13

Which statement about how the respiratory system protects itself from pathogens is FALSE?

A)Coughs and sneezes help remove pathogens from the lower airway.
B)Mucus and cilia within the respiratory tract help to trap and mechanically remove irritants.
C)The structure of the tonsils protects the entrance of the respiratory system.
D)The respiratory system provides protection against inhaled irritants.

Question 14

Which type of immunity uses monocytes?

A)Nonspecific immunity
B)Autoimmune
C)Specific immunity
D)Macrophages

Question 15

How many major classes of antibodies are there?

A)5
B)6
C)7
D)9

Question 16

Which of the following are chemical markers that identify cells as self or nonself?

A)Antigen
B)Antibody
C)B lymphocyte
D)T lymphocyte

Question 17

Which of the following is considered the primary organ of the lymphatic system?

A)Lymph nodes
B)Spleen
C)Thymus
D)Vermiform appendix

Question 18

Which of the following, also referred to as the adenoids, are located near the posterior opening of the nasal cavity?

A)Lymph nodes
B)Palatine tonsils
C)Lingual tonsils
D)Pharyngeal tonsils

Question 19

Which type of immunity is attained in utero?

A)Cell-mediated immunity
B)Inherited immunity
C)Active immunity
D)Passive immunity

Question 20

Specific immunity uses what to provide protection against specific pathogens?

A)T cells and B cells
B)Neutrophils and macrophages
C)Monocytes
D)Natural killer cells