Card Set Information
Definitions and Questions from Chapter 2
What cells form pus?
What is the life span of a neutrophil?
Where are neutrophils made?
What percentage of peripheral cells do neutrophils make up?
T/F: Neutrophils cannot kill bacteria
Only 2-3% of these cells can phagocytize and kill bacteria.
Compared to neutrophils, eosinophils live ________.
Two loves of a single nucleus and are seen in allergies and parasites.
Cells of inflammation in tissue.
Macrophages in the blood.
Macrophages in the spleen.
Secrete cytokines and make complement factors.
Macrophage life-spans are _________.
6 Cells of inflammation
Neutrophils, eosinophils, basophils, macrophages, platelets, and lymphocytes
Fragments of cytoplasm from megakaryoctyes in bone marrow
Produce many humeral mediators of inflammation
2 humeral mediators of inflammation released by platelets.
histamine cyokine and growth factors
3 ways to classify inflammation
Duration, Etiology, and Locations
Name 4 things etiology deals with.
infectious agents, physical, chemical and immune factors
What is a furuncle?
A localized skin infection
Is Bryan dumb?
fibrin and cells leak-fibrinous pericarditis?
Associated with pus-forming bacteria such as staph and strep- can lead to abscess and healing with granulation tissue
defect in epithelium?
exudates of fibrin-seen in colon in C. difficile infections?
pseudo membranous inflammation
collections of macrophages produce granulomas- seen in TB and histoplasmosis?
tissue seen in reparative processes with new blood vessels, new collagen formation and mononuclear cells?
Symptoms related with this pathology? fever, pain, leukocytosis- release cytokines IL-1 adn tissue necrosis factor- acto on the hypothalamus-release of prostaglandins
In wound healing (skin incisions), what cells play a role?
3. connective tissue
4. epithelial cells
Why do sprained ankles stay swollen for a long time?
new vessel formation leak for awhile
Fibroblasts produce __________ and ___________, first type III ad then to type I.
The vascularized connective tissue that is rich in macrophages, myofibroblasts, angioblasts and fibroblasts is called ___________?
7 factors that affect healing?
site of wound, mechanical factors, size of wound, presence or absence of infection, circulatory status, nutritional and metabolic factors, age
4 complications of wound healing?
1. deficient scar formation (non-healing fractures)
2. dehiscence (wound coming apart)
3. Keloids (defective remodeling of scar tissue)
4. contractures (often following burns)
Is Matt more dumb than Bryan?
without a doubt! (shock and disbelief in response to how easy of a question this is would also be acceptable on the exam)