NUR 155 Exam 3 Exam Three Study Guide With Complete Solutions 2023
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Course
Nursing course
Institution
Nursing Course
The NUR 155 Exam 3 Study Guide provides a comprehensive review for nursing students, covering essential topics and concepts likely to appear on the exam. It includes key terms, definitions, and detailed solutions for practice questions, focusing on patient care, clinical skills, and critical thinki...
• Factors Affecting Skin Integrity
o Genetics And Heredity
o Age
o Chronic Illness And Their Treatments
o Medications - Antibiotics, Decreased Immune System Drugs, Steroids
(Increase Bp), And People With A Sugary Base, Like Diabetics, Tend
To Have An Increased Risk Of Infection
o Poor Nutrition
Types Of Wounds
o Wounds Are Either Intentional Or Unintentional
▪ Intentional
• Trauma That Occurs During Therapy
• Example: Operations Or Venipunctures
▪ Unintentional
• Accidental
• Example: A Person May Fracture An Arm In An Automobile Collision
o Classifying Wounds By Depth
▪ Partial Thickness: Confined To The Skin, That Is, The Dermis
And Epidermis; Heal By Regeneration
▪ Full Thickness: Involving The Dermis, Epidermis, Subcutaneous Tissue, And
Possibly
Muscle And Bone; Require Connective Tissue Repair
o Wounds Contamination
▪ Clean Wounds: Infected Wounds In Which There Is Minimal
Inflammation And The Respiratory, Gastrointestinal, Genital And
Urinary Tracts Are Not Entered. Clean Wounds Are Primarily
Closed Wounds.
▪ Clean-Contaminated Wounds: Surgical Wounds In Which The
Respiratory, Gastrointestinal, Genital Or Urinary Tract Has Been
Entered. Such Wounds Show No Evidence Of Inflammation.
▪ Contaminated Wounds: Include Open, Fresh, Accidental Wounds
And Surgical Wounds Involving A Major Break In Sterile Technique
Or A Large Amount Of Spillage From The Gastrointestinal Tract.
Contaminated Wounds Show Evidence Of Inflammation.
▪ Dirty Or Infected Wounds: Include Wounds Containing Dead
Tissue And Wounds With Evidence Of A Clinical Infection, Such
As Purulent Drainage.
o Types Of Wounds
▪ Incision
• Cause: Sharp Instrument (Ex: Knife/Scalpel) – Surgical/Cut
• Open Wound; Deep Or Shallow; Once The Edges Have Been
, Sealed Together As A Part Of Treatment Or Healing, The
• Incision Becomes A Closed Wound
Nur 155 Exam 3
Review Notes
, ▪ Contusion
• Cause: Blow From A Blunt Instrument – Baseball Bat
• Closed Wound; Skin Has Ecchymosis
(Bruised) Because Of Damaged Blood
Vessels
▪ Abrasion
• Cause: Surface Scrape, Either Intentional (Dermal
Abrasion To Remove Pockmarks) Or Unintentional
(Scraped Knee From A Fall)
• Open Wound Involving The Skin
▪ Puncture
• Cause: Penetration Of The Skin
And Often The Underlying
Tissues By A Sharp Instrument,
Either Intentional Or
Unintentional (Goes In & Comes
Out – Traps Bacteria)
• Open Wound
▪ Laceration
• Cause: Tissues Torn Apart,
Often From Accidents (Ex:
Machinery)
• Open Wound; Edges Are Often Jagged
▪ Penetrating Wound
• Penetration Of The Skin And The Underlying Tissues,
Usually Unintentional (Ex: From A Bullet Or Metal Fragments)
• Open Wound
o Different Ways To Close A Wound
▪ Before Closing A Wound Make Sure Its Clean
▪ Sutures- 7-10 Days (Jagged Laceration)
• When Taking Off, Hold
Knot With Tweezers, Cut
One Side Closest To The
Skin And Pull Longest Side
– This Prevents The Dirty
Suture From Being Pulled
Through Skin (Avoids
Contamination).
• Used For Deep Tissue Wounds
• Absorbent Sutures Are
Used Deep In The
Tissues. They Dissolve,
, They
Are Not Removed.
• Nonabsorbent
Sutures (Superficial)
Require Removal,
Often By A Nurse.
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