NUR 2063 Essentials of Pathophysiology
Pathophysiology Exam 1
Question:
Where are leukocytes formed?
Answer:
bone marrow
Question:
Where are red blood cells formed?
Answer:
red bone marrow
Question:
Best way to prevent spread of infection
Answer:
hand washing 1 / 4
Question:
Compounds released during stress
Answer:
• Epinephrine • Norepinephrine • Cortisol
Question:
Specific type of white blood cell found in type 1 hypersensitivity
Answer:
Basophils
Question:
Type 1 hypersensitivity
Answer:
IgE mediated hypersensitivity
Ex: Allergies
- / 4
Question:
Type II hypersensitivity reaction
Answer:
-Cytotoxic -Antibody attacks the antigen leading to lysis (complement mediated) -IgG & IgM are the principal antibodies involved
-Examples: hemolytic anemia, thrombocytopenia
Question:
Type III hypersensitivity reaction
Answer:
-Immune complex -Occurs when an accumulation of antibody-antigen complexes have not been cleared -This inflammatory state attracts neutrophils -Lysosomal enzymes released by neutrophils leads to tissue destruction -IgG & IgM are the principal antibodies involved
-Examples: Rheumatoid arthritis (grandma), systemic lupus erythematosus,
serum sickness
- / 4
Question:
Type IV hypersensitivity reaction
Answer:
-Delayed hypersensitivity reactions
-Ex: transplant rejection, tubercular caseous necrosis, contact dermatitis.
Question:
Macrophages
Answer:
Found within the lymph nodes, they are phagocytes that destroy bacteria, cancer cells, and other foreign matter in the lymphatic stream.
Question:
What role do basophils have in immunity
Answer:
•Help trigger inflammatory reactions
Question:
properties of begin cells
Answer:
Slow , progressive, localized, defined, and differentiated more like host tissue
- / 4