Immune System and Bodt Defenses

Question 1

Body defense

Answer 1

Protection against injury

Question 2

Immunity

Answer 2

Protection against foreign microorganisms

Question 3

The immune system is

Answer 3

Not a well defined system, provide immune response, can be found through the body

Question 4

The immune system has the ability to

Answer 4

Determine foreign from self

Question 5

Auto immune disease

Answer 5

Identifies self or antigens as foreign

Question 6

Antigen

Answer 6

Molecule that can generate an immune response

Question 7

Ani tiger is derived from

Answer 7

Antibody generator

Question 8

Antigens can be either

Answer 8

Self or non self (foreign)

Question 9

Passive immunity

Answer 9

Short lived, maternal or transfer of serum form immune to non-immune

Question 10

Acquired

Answer 10

Long lived, immunity from a successful immune response

Question 11

Two subdivisions

Answer 11

Innate, acquired

Question 12

Innate

Answer 12

Natural immunity, first line, non-specific

Question 13

Acquired

Answer 13

Also adaptive, second line, a specific response

Question 14

Several methods of proteins

Answer 14

Physical barrier, normal micro flora, soluble factors, inflammation, phagocytosis

Question 15

Innate immunity characteristics

Answer 15

Quick response, non-specific response, no memory, short-lived

Question 16

Two types of acquired immunity

Answer 16

Humoral (B lymphocytes) and cell-mediated (T lymphocytes)

Question 17

Five types of antibodies

Answer 17

1. IgG (IgY in avian)
2. IgM
3. IgA
4. IgE
5. IgD

Question 18

Primary responses

Answer 18

IgM, long latency, short duration, low antibody titer

Question 19

Secondary responses

Answer 19

IgG, short latency, longer duration, high antibody titer

Question 20

B lymphocytes

Answer 20

Originate in bone marrow, can be native or memory

Question 21

Functions of lymphocytes

Answer 21

Antibody production, differentiate into plasma and memory cells

Question 22

Naive b-cell

Answer 22

Not exposed to Antigen

Question 23

Memory b-cell

Answer 23

Exposed to antigen(first) and long living and respond to secondary infection (second)

Question 24

Types of t lymphocytes

Answer 24

T-helper, t-cytotoxic, t-suppressor, t-memory

Question 25

Cytokines

Answer 25

Signaling molecules for immune response

Question 26

Primary organs of immune system

Answer 26

Thymus, bursa of fibricius

Question 27

Secondary immune organs

Answer 27

Spleen, lymph node