Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
15 Cards in this Set
- Front
- Back
|
what is dexamethasone?
|
a synthetic glucocorticoid that mimics the effects of cortisol and directly inhibits the action of CRF and ACTH
|
|
|
If a pt has a T4 count < 200 they will be dianosed with?
|
HIV; symptoms and a decrease T4 count usually <100 but <200 you'll know it's HIV
|
|
|
What can cause secondary immunodeficiency disorders?
|
chemotherapy, malnutrtion, stress, anesthetics, steroids
|
|
|
Define autoimmunity?
|
failure of immune system to recognize it's own cells
|
|
|
give examples of autoimmunity?
|
lupus erythematosis, graves disease,myasthenia gravis,diabetes mellitus,rheumatoid arthritis
|
|
|
what is type 1 hypersensitivity and give examples?
|
anaphylactic reaction happens with 15-30 min.
ex:meds,insects,foods,asthma (if you are allergic to cats and have asthma if you come in contact with cats(dander) it will cause the asthma attack) |
|
|
Name the limiting factors of immunity?
|
A.blood supply
B.control of inflammation C.O2- only anaerobic bacteria D.chronic illness E.keloid formation |
|
|
what is the most common type of antibody or immunoglobulin?
|
IgG (70-75%)
|
|
|
What are the types of inflammatory exudates?
|
serous(in joints), fibrinous, purulent(pus-infection, hemorrhagic
|
|
|
What T-cell is unable to recoznize a specific antigen being activated?
|
killer (cytoxic)
|
|
|
Name the components of healing and the limitations?
|
a) fibroblasts-make collagen;scar
b)new capillaries-nutrients c)regeneration of cells limitaions: cardiac muscle,skeletal muscle, nerve cell cannot regenerate cells |
|
|
Infection always has_________but not vice versa?
|
inflammation
|
|
|
What organs play a role in our immune response?
|
bone marrow,thymus(kids only),lymph nodes,spleen,tonsils,adenoids,lymphoid tissue of gut-peyer's patches
|
|
|
neutrophils account for how much of our WBC's?
|
60-80%
|
|
|
name some exogenous causes of the inflammatory process?
|
surgery,trauma,burns,chemicals on skin
|
