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36 Cards in this Set
- Front
- Back
What are the purposed of inflammation following injury |
Neutralize with inflammatory agent Remove damaged cells Provide environment fir healing and repair |
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What changes occure during the vascular response |
Increased permeabilty , vasodilation, and pressure in the vessel |
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What changes occure during cellular response |
Margination Transmigration Chemotaxis Phagocytosis |
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What are the local manifestations of inflammation |
Red Heat Pain Swelling Loss of function |
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Systemic manifestations of inflammation |
Increased wbs, esr, crp, and body temp |
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Chemical mediators of inflammation |
Complement Prostoglandins Kinens Histamine |
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Role of chemical mediators |
Initiate inflammatory response Act as vasoconstrictor and bronchoconstrictor |
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Causes of chronic inflammation |
Persistent organism Repeated re-injury Foreign material Inappropriate immune response |
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Healing by regeneration |
Stem cells Damaged tissue replaced with same tissue |
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Healing with connective tissue |
Scar tissue forms |
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Primary healing |
Incision with blood clot Edged approximated with suture Fine scar |
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Secondary healing |
Irregular large wound with blood clot Granulated tissue fills the wound Large scar |
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Tertiary healing |
Contaminated wound Granulation tissue Delayed closure with suture |
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Causes for delayed healing |
Infection Nutrition Poor blood supply Friction on wound Dm Obesity Age Smoking Corticosteroid drugs |
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Pathogen |
An organism that can cause a disease |
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3 types of bacteria |
Cocci - round Bacilli - rod Spirochetes - spiral |
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What 2 ways do bacteria damage body cells |
Enter the cell Secret toxin |
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Normal flora |
Normal bacteria in the body |
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Virus |
Infectious particles Protien envelope of dna or rna Must inject into cell to reproduce |
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How do viruses reproduce |
Attach to recepter site in the cell Material goes into the cell and programs the cell to produce more |
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Mycosis |
Fungal infection |
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Protozoa |
One celled organism |
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Diseases caused by protozoa |
Malaria Dysentery |
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What body tissue is damaged by prions |
Nervous system Brain tissue |
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Causes for the development of antibiotic resistant bacteria |
Bacteria change to adapt to environment Inadequate atb course Broad spectum used instead of focused one |
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How is hiv transmitted |
Blood Semen Vaginal secretions Breast milk |
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Which body cells can be infected by hiv |
Cells with cd 4 recepter sites T lymphocytes Macrophages Astrocytes Oligodendrytes |
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EIA test |
Antibody test that shows number of antibodies to the number of hiv cells |
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Western blot test |
Confirms hiv |
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Viral load |
Amt of the virus in blood stream |
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CD 4 |
Minitors increase or decrease of hiv cells |
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Signs and symptoms of acute HIV |
Flu like symptoms |
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Signs and symptoms of early chronic HIV
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No symptoms |
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Signs and symptoms of intermediate chronic HIV
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Fever Night sweats Fatigue Diarrhea Cd 4 count below 500 |
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Signs and symptoms of late chronic HIV
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CD 4 count below 200 Opportunistic diseases Terminal disease |
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opportunistic diseases occuring with AIDS |
Infections Malignancies - (cancer) kaposis sarcoma/cervical |