Week 3 - Immunology

Question 1

A foreign substance that stimulates immune response and generates antibody production

Answer 1

Antigen

Question 2

Specific protein produces in humoral response to bind with an antigen

Answer 2

Antibody

Question 3

A gland located in the superior mediastinum, site of maturation of T lymphocytes

Answer 3

Thymus

Question 4

Contains many lymphocytes, filter body fluids, remove foreign matter, generates immune response

Answer 4

Lymph Nodes

Question 5

Disorders resulting from an overactive immune system that fails to recognise ‘self’

Answer 5

Autoimmune disease

Question 6

Specialised lymphocytes produced and matured in bone marrow, are precursor to plasma and memory cells

Answer 6

B Lymphocytes

Question 7

Specialised lymphocytes produced by the bone marrow and matured in thymus, which is responsible for cell-mediated immunity

Answer 7

T Lymphocytes

Question 8

WBC’s for phagocytosis; innate defence; active in inflammation

Answer 8

Neutrophils

Question 9

WBC’s; bind IgE, release histamines

Answer 9

Basophils

Question 10

WBC’s; participate in allergic responses and defence against parasites

Answer 10

Eosinophils

Question 11

WBC’s; migrate from the blood into tissues to become macrophages

Answer 11

Monocytes

Question 12

Phagocytes; process and present antigens to lymphocytes for the immune response

Answer 12

Macrophages

Question 13

Found within connective tissue, release chemical mediators such as histamines

Answer 13

Mast Cells

Question 14

Develop from B lymphocytes to produce and secrete antibodies

Answer 14

Plasma Cells

Question 15

Destroy antigens, cancer cells, virus cells

Answer 15

Cytotoxic T Cells

Question 16

Remembers antigens and quickly stimulate immune response

Answer 16

Memory T Cells

Question 17

Activate B and T cells; control or limit specific immune response

Answer 17

Helper T Cells

Question 18

Part of innate immune system; destroys foreign cells, virus infected cells and cancer cells

Answer 18

Natural Killer Cells

Question 19

A generic term for any cell responsible for engulfing pathogens, waste material and foreign bodies

Answer 19

Phagocytes

Question 20

The condition of being resistant to infection by a specific pathogen

Answer 20

Immunity

Question 21

A state where the immune system is unable to fight infection

Answer 21

Immunodeficiency

Question 22

Agents used to reduce an immune response

Answer 22

Immunosuppressants

Question 23

A type of acquired immunity in which antibodies play the dominant role

Answer 23

Humoral Immunity

Question 24

A type of acquired immunity in which T cells play the dominant role

Answer 24

Cell-Mediated Immunity