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505 Ch 6 Supplement
Supplement
67
Nursing
Kindergarten
10/12/2011

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Cards

Term
What is released within seconds from mast cells?
Definition
Histamine
Term
Immature blood borne phagocyte
Definition
Monocyte
Term
Mature phagocyte - in tissue
Definition
Macrophage
Term
Monocytes are produced in?
Definition
Bone marrow
Term
How long does it take for Macrophages to get to inflammation cite?
Definition
24 hours
Term
What cells do macrophages replace at inflammation cite?
Definition
Neutrophils
Term
Macrophage activation produces what affects? (4)
Definition
increased size of plasma membrane, increased glucose metab., increased lysosomes, increased secretory products
Term
WBC that is primary defense against parasites
Definition
Eosinophils
Term
5 WBC types
Definition
Never Let Monkeys Eat Bananas
Term
What cells recognize & eliminate cells infected with virus, abnormal host cells, & some cancers?
Definition
Natural Killer cells
Term
What has two thumbs and wishes Dr. Walsh would slow down a bit?
Definition
Look at Buck pointing to himself with both pollical
Term
What cellular component contributes to clotting
Definition
Platelets
Term
Megakaryocytes
Definition
Fragments of this form platelets
Term
Process by which cells ingest and dispose of foreign material
Definition
Phagocytosis
Term
Primary phagocytic cells
Definition
Neutrophils & Macrophages
Term
Produce adhesion molecules
Definition
Phagocytes
Term
Process of leukocytes adhering to endothelial cells
Definition
Margination
Term
Process of cells emigrating through endothelial junctions
Definition
Diapedesis
Term
Steps of phagocytosis (5)
Definition
1. Opsonizaton, recognition, & adherance, 2. Engulfment, 3. Phagosome formation, 4. fusion with lysosomal granules, 5. Destruction of target
Term
Cytokine definition
Definition
the term "cytokine" has been used to refer to the immunomodulating agents, such as interleukins and interferons, small cell signaling proteins
Term
Cytokines (3)
Definition
Interleukins & Interferons, also Tumor Necrosis Factor (TNF-alpha)
Term
Interferon
Definition
Cytokine - protects against viral infection
Term
Interleukins
Definition
Cytokine - produces by macrophages & lymphocytes in response to patho, can be stimulated by other inflam.
Term
Tumor Necrosis Factor alpha
Definition
Cytokine - secreted by macro. In response to Toll-like receptor recognition, fever through endogenous pyrogens
Term
Cytokine causing muscle wasting (cachexia) & intervascular thrombosis
Definition
Tumor Necrosis Factor - alpha
Term
Family of low molecular weight peptides that induce leukocyte chemotaxis
Definition
Chemokines
Term
Chemotaxis
Definition
The characteristic movement or orientation of an organism or cell along a chemical concentration gradient either toward or away from the chemical stimulus
Term
movement of cell along chemical gradient
Definition
chemotaxis
Term
chemokines
Definition
produces by several types of cells and promote WBC chemotaxis
Term
Acute inflammation - local manifestations
Definition
swelling, pain, heat, redness
Term
Vascular changes and leakage of circulation components into tissue occur with?
Definition
Acute Inflamation
Term
Leaks from injury or wound
Definition
Exudate
Term
Thin watery exudate - blister
Definition
Serous
Term
Thick and clotted exudate
Definition
Fibrinous
Term
Exudate that is accumulation of WBC; common in bacterial infection
Definition
Purulent or Suppurative
Term
Exudate with erythrocytes present
Definition
Hemorrhagic
Term
Acute inflammation systemic manifestation involving pyrogens
Definition
Fever
Term
Fever
Definition
endogenous pyrogents and exogenous pyrogents (from patho.) act directly on hypothalamus
Term
What gland is affected by endogenous and exogenous pyrogens? What is result?
Definition
Hypothalamus, fever
Term
Acute inflammation systemic manifestation involving increased number of circulating WBC's
Definition
Leukocytosis
Term
Leukocytosis is a ________ shift?
Definition
Left shift: increase in immature cells ("bands") compared to mature cells
Term
Left shift of WBC's
Definition
Leukocytosis
Term
Acute inflammation systemic manifestation involving increased production of proteings
Definition
Plasma Protein Synthesis
Term
Plasma Protein Synthesis products (3)
Definition
C-reactive protein (CRP), fibrinogen, plasminogen
Term
Wound clean-up
Definition
Debridement
Term
Types of debridement
Definition
sharp and enzomatic
Term
Type of healing involving sealing the wound
Definition
epithelialization
Term
Type of healing involving shrinking the wound
Definition
contraction
Term
Restores tensile strength to damaged tissue; in scar
Definition
Collagen
Term
Injured tissue returns to original structue and function
Definition
Resolution AKA Regeneration
Term
Heals under conditions of minimal tissue loss
Definition
Primary intention
Term
Healing requires more tissue replacement, e.g. an open wound
Definition
Secondary intention
Term
Phase of healing where fibrin clot replaced by normal tissue
Definition
Reconstructive Phase
Term
How long before healing reconstructive phase begins
Definition
3-4 days and continues up to 2 weeks
Term
Reconstructive phase compnents (6 from ppt slide 43)
Definition
1. Granulation tissue, 2. Fibroblast proliferation, 3. Collagen synthesis, 4. Epithelialization, 5. Wound contraction, 6. Cellular differentiation
Term
Maturation phase components
Definition
1. Continue collagent matrix assembly, 2. Tissue regeneration, 3. Wound contraction, 4. begin post injury process up to 2 years., 5 continual cell differentiation, 6. Avascular scar tissue is remodeled
Term
What is difference between Reconstructive and Maturation phases of healing?
Definition
Recons. Phase (healing begins) starts after 3-4 days of injury till 2 wks. While Matur. Phase (remodeling occurs) starts after several wks. And can go till 2 yrs.
Term
When wound won't heal properly it is?
Definition
Dysfunctional Wound Healing
Term
Dysfunctional healing with impaired collagen synthesis
Definition
Keloid scar
Term
Keloid scar
Definition
raised scar extending beyond wound margins; impaired collagen synthesis; likely to reoccur if surgically removed
Term
Dysfunctional healing with raised area within wound margin - regresses over time
Definition
hypertrophic scar
Term
Dysfunctional healing caused by suppressing with anti inflammatory steroid, hypoxemia, radiation or nutritional deficits
Definition
Impaired epithelialization
Term
Dehiscence
Definition
Dysfunctional Wound Healing - wound opens from infection, broken sutures, obesity increases risk
Term
What type of solution should be used to cleanse wound to promote epithelialization?
Definition
Bleach solution
Term
What conditions in older adults is likely to impair inflammation?
Definition
Diabetes, cardiovascular disease, etc . . . (ppt slide 48)
Term
What population would see healing response diminished due to lower skin regen. Ability?
Definition
Older adults
Term
What population has more common infections?
Definition
Older adults
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