BIO 132 – Anatomy and Physiology II

LECTURE 12: IMMUNITY

Study Outline

Answers

12.1. Resistance:

a. resistance; non-specific reistance; specific resistance (=immunity)

b. skin; mucous membranes

c. immunity; immune

12.2. The Lymphatic System:

a. lymph; venous

b. draining excess interstitial fluid; transport of dietary fats; facilitation of the immune response.

c. central (primary); peripheral (secondary); bone marrow; thymus

d. sternum; puberty; lobules; cortex; medulla

e. reticular epithelial cell; thymic (Hassall’s) corpuscles

f. blood; red blood cells; red; white

g. afferent; cortex; medulla; germinal centers; efferent

h. germinal centers; efferent lymphatic vessels; afferent lymphatic vessels; cortex; medulla; palatine tonsil; lingual tonsil; pharyngeal tonsil

12.3. Non-Specific Resistance:

a. skin; mucous

b. sebum; sweat

c. tears; vaginal secretions; saliva; gastric secretions

d. antimicrobial proteins; natural killer cells and phagocytes; inflammation

e. interferons; complement; interferons

f. natural killer (NK) cells; major histocompatibility complex (MHC)-I

g. chemotaxis; phagocytosis; neutrophils; macrophages

h. vasodilation and increased blood vessel permeability; phagocyte emigration; tissue repair; vasodilation and increased blood vessel permeability; pus; abcess; ulcer

i. interferons

12.4. Types of Immune Cells and Responses:

a. specificity for individual pathogens; memory

b. immunology

c. T helper; T killer (= cytotoxic) cells

d. cell mediated; humoral

12.5. Types of Antigen and Antigen Presenting Cells:

a. Antigens; epitope

b. MHC-I; autoimmune

c. antigen presenting cells; MHC-II; macrophages; B cells

12.6. Cell Mediated Immunity:

a. immature T helper cells; interleukin I; memory T helper cells; activated T helper cells

b. interleukin 2; immature T killer cells; B cells; NK cells

c. MHC-II; memory T killer cells; activated T killer; interleukin 2

12.7. Humoral Immunity:

a. plasma cells; memory B cells

b. IgA; IgG; IgM; IgD; IgE

c. interleukin 2; T helper

12.8. Immunological Memory:

a. memory T helper cells; memory T killer cells; memory B

b. larger; more rapid; vaccination