Final: Chapter 16- Disorders In Immunity Flashcards
Which hypersensitivity type involves IgE and is considered immediate?
Type 1
How is a type 2 hypersensitivity diferente from a type 3?
Type 3 has free floating antigens that are not attached to cell surfaces
Which hypersensitivity type involves T cells and is considered delayed?
Type 4
What is the sensitizing dose of an antigen and what is formed, in the body, following the sensitizing dose?
Sensitizing dose= initial exposure to an antigen
Memory cells and antibodies are formed after the sensitizing dose.
What is hay fever?
A seasonal reaction to inhaled plant pollen, molds, or other airborne allergens
What is eczema?
Intense itchy inflammatory condition of the skin
Which blood types (A, B, or O) contain antigens on their surface and which do not?
A and B have antigens on their surface
And O has no antigens on the surface
What would happen if an individual with Type A blood was given a transfusion with Type B blood?
The antibodies of the recipient will attack the donor’s Red Blood Cells
What conditions that lead to hemolytic disease of the newborn in pregnant women?
When an Rh- mother is pregnant with an Rh + with her second baby.
What is the name of the desensitizing shot given to women to prevent hemolytic disease of the newborn?
RhoGAM
What is the difference between host rejection of graft and graft rejection of graft?
In host rejection of graft Cytotoxic T cells bind to the organ or tissue and reject the organ or tissue
Graft rejection of host= passenger lymphocytes migrate out of the tissue/organs and begin to attack the recipient of the tissue/organ transplant
