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Fundamentals of Nursing
Chapter 15, 45, 48, 38
81
Nursing
Undergraduate 3
03/20/2012

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Term
Interpretation
Definition
Be orderly in data collection.
Look for patterns to clarify data.
Clarify any uncertainty.
Term
Analysis
Definition
Be open-minded
Do not make assumptions
Does the data reveal what you believe is true?
Term
Inference
Definition
Look at the meaning and significance of findings.
Are there any relationships.
Term
Evaluation
Definition
Look at all situations objectively
Use criteria to determine results
Term
Explanation
Definition
Support your findings and conclusions
Knowledge and experience
Term
Self-regulation
Definition
Reflect on your own experiences.
Find ways to improve your performance.
Term
Truth Seeking
Definition
Seek the truth
Be couragous
Ask questions
Term
Open-mindedness
Definition
Be tolerant of different views
Be sensitive
Term
Anylyticity
Definition
Analyze potentially problematic situations
Anticipate results or consequences
Term
Systematicity
Definition
Be organized, focused, and work hard
Term
Self-Confidence
Definition
Trust your own reasoning
Term
Inquisitiveness
Definition
Be eager to acquire knowledge
Learn explanations
Term
Maturity
Definition
Multiple solutions are acceptable.
Reflect upon your own judgements.
Term
What is the definition of critical thinking?
Definition
Is an active, organized, cognitive process used to carefully examine one's thinking and the thinking of others.
Term
What are the steps involved in critical thinking?
Definition
Recognizing an issue, analyzing information, evaluating, and making conclusions.
Term
What critical thinking skills are vital?
Definition
Ask questions
Remain well informed
Be honest with personal bias
Always be willing to reconsider and think clearly about issues.
Term
When first caring for a client what critical thinking questions should you be asking?
Definition
What do I really know about this client?
How do I know it?
What opinions are available to me?
Term
What are some questions you could ask yourself to think ahead?
Definition
What is the PT's status now?
How might it change and why?
What do I know to improve Pt's condition?
Term
What are the three levels of critical thinking?
Definition
Basic
Complex
Commitment
Term
What is Basic critical thinking?
Definition
Trust that experts have the right answers to every problem.
You do not have enough experience to anticipate how to individualize a procedure.
Learn to accept the diverse opinions and values of experts.
Term
What is Complex critical thinking?
Definition
Begin to seperate themselves from authorities.
More independent.
Learn that alternative and conflicting solutions exist.
Each solution has benefits and risks.
Term
What is Commitment?
Definition
Person anticipates the need to make choices without assistance from others.
Accept accountability for your decisions.
Pay attention the results of the decision and determine whether it is appropriate.
Term
What are critical thinking competencies?
Definition
Scientific Method
Problem Solving
Decision Making
Diagnostic Reasoning and Inference
Decision Making
Term
What is the scientific method?
Definition
A way to solve problems using reasoning
Systematic approach to gathering data and solving problems.
Looking for the truth.
Term
What is involved in problem solving?
Definition
We obtain information and use what we already know to find a solution.
Evaluate the solution over time and make sure it is effective.
Term
What is involved with decision making?
Definition
When you need to decide a course of action from several options.
Focus on problem resolution.
Recognize and define the problem
Assess all options
Weigh each option
Consider the consequences
Make a final decision
Term
What is involved with diagnostic reasoning and inference?
Definition
As soon as you recieve info, diagnostic reasoning begins.
Clear perspective of a person's health status.
Inference is the process of drawing conlcusions from related pieces of evidence.
Term
What is involved with clinical decision making?
Definition
Requires careful reasoning so that you choose the options for the best client outcomes on the basis of the client's condition and priority of the problem.
Know your client
Pt is the center of focus
Determine priorities and select therapies.
Term
What is the critical thinking model?
Definition
Knowledge base
Experience
Critical thinking competencies
Attitudes
Standards
Term
Specific Knowledge Base
Definition
Educational experience
Reading Nursing Literature
Broad Knowledge
Term
Experience
Definition
Learn from observing, sensing, talking with pt's and families, and reflect on experiences.
Term
Critical Thinking Competencies
Definition
The nursing process
General thinking and specific thinking.
Term
Attidudes for critical thinking
Definition
Confidence
Independence
Fairness
Responsibility
Risk taking
Discipline
Perseverance
Creativity
Curiosity
Integrity
Humility
Term
What are the layers of the skin?
Definition
Epidermis-Top layer of skin
When the skin is injured, epidermis functions to resurface the wound and restore protective barrier of the skin
Dermis- Inner layer of the skin
Collagen, blood vessels, and nerves
Subcutaneous- Underlying connective tissue
Term
What are the functions of the skin?
Definition
Protection-1st line of defense, protect integrity
Temp Regulation
Sensation-Nerve endings send signals to the body. Altered sensations=risk for impairment.
Excretion
Maintenance of water
Vitamin D production
Term
What are skin associated issues with the older adult?
Definition
-Reduced skin elasticity, increases dryness, wrinkling, decreased collagen, thinning of underlying muscle and tissues.
Puts client @ risk for skin tears.
-Decreased inflammatory response which results in slower wound healing.
-Reduced nutritional intake increases risk for pressure ulcers and slower wound healing.
-Hypodermis decreases in size with age.
Little subcutaneous padding which means skin breakdown.
Term
Pressure Ulcer
Definition
Localized injury to the skin and/or underlying tissue.
Usually over a bony prominence
Result of pressure or combination of pressure, shear, friction, and moisture.
Term
Facts about pressure ulcers
Definition
Prevention is key
Prevent sheering by keeping head of bed at 30 degrees or less.
Prevent friction by using sheets to move the Pt.
Identify Pt's @ risk and initiate early prevention measures.
Term
Common Pressure Sites
Definition
Head, Shoulders, Elbows, Sacrum, Hip, Heels, Bony Prominences.
Pay specific attention to these areas.
Term
Pressure Intensity
Definition
When pressure exceeds normal capillary pressure, vessels occlude and tissue ishcemia develops, tissues may be damaged or tissue death may result.
Vessel Occlusion=Less blood to area and less oxygen.
Term
Pressure Duration
Definition
Low Pressure over prolonged period of time.
High pressure over low period of time.
Term
Tissue Tolerance
Definition
The ability of tissue to endure pressure depends on the integrity of the tissue and supporting structure.
Older pt's=higher risk for pressure ulcers.
Term
Factors contributing to pressure ulcer development
Definition
Major cause is Pressure!
Obese PT's @ higher risk for ulcers.
Immobility
Poor nutrition
Aging skin
Chronic Illness
Term
Shear
Definition
Force exerted parallel to the skin resulting from gravity pushing down the on the body and resistance (friction) between the client and a surface.
Ex: As you elevate the head of the bed, the skeleton slides down while the skin stays fixed.
Term
Friction
Definition
Force of two surfaces moving across one another.
Term
Moisture
Definition
Pressure and moisture on the skin increases the risk of ulcer formation.
Term
Blanching
Definition
Normal red tones of the light-skinned client are absent.
Term
How to assess dark-skinned Pt's for pressure ulcers
Definition
Avoid flourescent lights
Skin appears darker than surrounding skin.
Has purplish/bluish hue
Initial warmth
Shiny, Scaly
Term
Predicitive Measures
Definition
Mobility - Frequency of position changes
Nutritional Status - Loss of 5% usual weight, decrease of 10 lbs in brief time.
Moisture - Continuous exposure to urine,bile, stool, fluid)
Pain - Willingness to move, If pt in pain, they don't want to move.
Term
What two scales are used to assess for pressure ulcers
Definition
Braden Scale
Norton Scale
The lower the number the higher the risk for pressure ulcers.
Scales should not be modified.
Term
Braden Scale
Definition
6 subscales
Sensory Perception
Moisture
Activity
Mobility
Nutrition
Friction and Shear
Term
Braden Scale Scores
Definition
Lower score = high risk
1-9 = very high
10-12 = high risk
13-14 = moderate risk
15-18 = mild risk
19-23 = not at risk
Term
Norton Scale
Definition
5 risk factors
Physical
Condition
Mental
Activity
Continence
Low score = risk for ulcer
Term
Assessment for pressure ulcers
Definition
Head to toe assess within 8 hrs
Braden Scale within 8 hrs and then again every 24 hrs.
Continually assess skin
Cannot delegate
When hyperemia is suspected, outline the affected area with a marker to reassess later.
Term
Visual and Tactile assessment
Definition
Report any change's in skin
Keep skin dry and provide hygiene after incontinence
Use scale
Assess all devices or areas of the body that are in contact with devices.
Evaluate activity level
Assess food intake pattern
Use appopriate interventions such as turning, heels, pressure-redistribution surface, wedge.
Provide education
Reduce pressure ulcer development
Term
Stages of pressure ulcers
Definition
Stage 1 - Intact skin with nonblanchable redness
Stage 2 - Partial-thickness loss involving epidermis, dermis, or both.
Stage 3 - Full-thickness tissue loss with visible fat
Stage 4 - Full thinkness tissue loss with exposed bone, muscle, or tendon.
Unstageable - Full thickness tissue loss in which base of ulcer is covered by slough or eschar.
Term
Slough
Definition
Soft yellow or white tissue
(Stringy substance attached to wound bed, needs to be removed before the wound can heal.
Term
Eschar
Definition
Black or brown necrotic tissue
Term
Suspected deep tissue injury
Definition
Purple or maroon localized area of discolored skin that may painful, firm, mushy, boggy, warm or cool.
Term
Eschar on the heels
Definition
Stable eschar on the heals serve's as the body's natural cover and should not be removed.
Term
Granulation tissue
Definition
Red moist tissue composed of new blood vessels.
Term
Measuring a wound
Definition
Use disposable-wound measuring devices to obtain measurement of width and length.
Measure depth by using cotton-tipped applicator into wound bed.
Presence of tunneling, undermining, or sinus tract.
Term
Wound exudate
Definition
Describes the amount, color, consistency, and odor of wound drainage and is part of the wound assessment.
Term
Topical skin care
Definition
Avoid harsh soap and hot water
Moisturize after bath while the skin is moist
Do not massage bony prominences
Try to correct incontinence, perspiration, or wound drainage.
Term
Positioning
Definition
Reduces pressure and shearing forces
HOB 30 degrees or less
Turn q2 when pt supine and q1 when HOB elevated.
Protective devices (foam, gel, or air cushion)
Reassess skin for hyperemia.
Term
Treating Ulcers
Definition
Assess need for pain medication
Allergies?
Review order, privacy, hand hygiene
Assess ulcer
Sterile gloves
Cleanse with saline or irrigating syringe for deep wounds.
Apply topical agent and cover.
Assess at later intervals.
Term
Topical agents for pressure ulcers
Definition
Enzymes
Apply thin layer over necrotic areas only, not to surrounding skin.
Apply gause, tape securely
Hydrogel
Cover surface of ulcer and cover with gause or transparent film.
Calcium Alginate
Pack wound with alginate and apply dry gauze or foam over alginate and tape into place.
Term
Dressings by pressure ulcer stage
Definition
Stage 1-Hydrocolloid, does not always allow physical assessment
Stage 2-Hydrocolloid or hydrogel(provides a moist environment)
Stage 3-Calcium alginate when there is significant exudate
Hydrogel covered with foam dressing to protect and absorb moisture
Stage 4-Hydrogel or calcium alginate
Unstagable-Enzymes to facilitate debridement. Eschar will soften.
Term
Debridement
Definition
Removal of non-viable necrotic tissue.
Term
WOCN dressing recommendations
Definition
Use dressing that provide moist environment.
USe topical dressings as determined by assessment.
Keep surronding skin intact and dry
Choose dressing that controls exudate
Eliminate wound dead space by loosely filling all cavities with dressing material.
Term
Wound management
Definition
Prevent and manage infections
Cleanse wound
Remove non-viable tissue (debridement)
Mechanical-whirlpool
Autolytic-synthetic dressings (transparent and hydrocolloid dressings)
Surgical-use scalpel, scissors
Manage exudates
Protect wound
Term
Wound classification
Definition
Status of skin integrity
Cause-intentional or unintentional
Depth-partial thickness or full thickness
Severity-superficial, penetrating or perforating
Cleanliness-Clean, infected, colonized
Term
Types of wounds
Definition
Abrasion-superficial with little bleeding, considered partial thickness wound.
Laceration-Bleeds more profusely, depending on depth and location.
Puncture- Like a nail puncture, deep and bleeds more depending on size and location.
Hematoma-Bruised and swollen
Term
Types of wound drainage
Definition
Serous-Clear, watery plasma
Purulent-Thick, yellow, green, tan, or brown
Serosanguineous-Pale, red, watery: Mixture of clear and red fluid.
Sanguineous-Bright red, indicates active bleeding.
Term
Surgical wounds
Definition
Surgeon does initial dressing change.
Critical to assess wound for healing and pay attention to order for dressing changes.
Wound appearance-edges may be inflamed for first 2-3 days but should appear normal within 7-10 days.
Skin discoloration from bruising.
Term
Characters of wound drainage
Definition
Note amount, color, odor, and consistency.
Chart # of dressings and frequency changed
Color and consistency depends on components.
Term
Presence of infection
Definition
Wound is swollen
Wound or edges are deep red in color
Wound feels hot on palpation
Drainage is increased and purulent
Foul odor
Wound edges seperated with dehiscence
Term
Dehiscence
Definition
Partial or total seperation of wound layers.
Term
Evisceration
Definition
Protrusion of visceral organs through a wound opening.
Term
Fistula
Definition
Abnormal passage between two organs or between an organ and the outside of the body.
Caused by improper wound healing or complication of disease.
Term
Drains and drainage devices
Definition
Drains are not sutured in
Provide an exit for blood and fluids that accumulate during the inflammatory process.
Use caution when changing dressings
Assess # of drains, placement, and condition of collection apparatus.
Measure drainage volume
Sudden decrease means blockage.
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