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VIH Session 4 Nursing Notes for Variation of Health A+ 2023
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VIH Session 4 Nursing Notes for Variation of Health A+ 2023
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lVIH - Session 4 - Nursing
Notes for Variation of Health
Session 4
Chapter 5 and 7 Medical-Surgical Nursing
Inflammatory Process
- series of cellular change that signal the body's
response to injury or infection
Infection as a Common Cause of Inflammation
- complex phenomenon may be caused by
trauma from:
• Physical agents (excessive sunlight, x-rays)
• Chemical stimuli (insect venom, other
chemicals)
• Biologic agents (bacteria, viruses)
Four Classic Manifestations of Inflammation
- Redness
- Heat
- Swelling
- Pain
, - these are the direct result of several related
actions that occur when the inflammatory
process is initiated
- Actions involve hemodynamic changes,
increased permeability of membranes,
chemical mediators, and hormonal factors
Actions in the Inflammatory Process
Hemodynamic Changes
- body initially responds to an injury or infection
with dilation of the capillary bed
- Dilation brings increased blood flow to the area
- Increased in blood flow is responsible for the
characteristic warmth and redness at the site
inflammation
Increased Permeability
- second actions is an increased capillary
permeability
- Increased blood flow brings leukocytes into the
area
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