MDC 1 Final Exam Questions With Verified Solutions 2024

MDC 1 Final Exam Questions With Verified Solutions 2024 A clean wound has how much inflammation? - answerMinimal inflammation A Clean-contaminated has an increased risk for what? - answerIncreased risk for infection (GI sx) A Contaminated wound has a high risk for what? - answerHigh-risk for infection (trauma) An infected wound has a bacterial count of: - answer>100K Superficial wound involves - answeronly epidermis Partial-thickness wound involves - answerEpidermis and some dermis Full-thickness wound involves - answerSubcutaneous tissue & possible bone Penetrating wound involves - answerinternal organs hemostasis phase of wound healing - answerBlood clotting Inflammatory phase of wound healing - answer"Cleaning" - begins at time of injury/cell death - vasoconstriction & clot forming - vasodilation leaks plasma into surrounding tissue - wbc migrates to wound -edema, erythema, pain & warmth proliferative phase of wound healing - answer"Granulation" - 4 days after injury; lasts 2-4 weeks -fibroblast cells stimulate collagen -capillary "buds" form new vessels - buds & collagen form granulation tissue; wound contracts - epithelial cells grow over granulation tissue bed maturation phase of wound healing - answer"Scar" -3 weeks after injury; continue for year or longer -collagen reorganized for strength -scar tissue becomes thinner and paler -mature scar tissue is firm/inelastic when palpated Regenerative/epithelial healing - answerWhen only the epidermis and part of the dermis are lost. No scar forms (shallow blister or skin tear) Primary intention healing - answerMinimal to no tissue loss, wound edges can connect; well-approximated-closed Second intention healing - answerwound edges cannot connect; need help to heal; ie. extensive tissue lost, infected Third intension healing - answerdelayed healing that later can be closed; delayed primary healing serous drainage - answerclear, watery, typical clean wounds sanguineous drainage - answerbloody serosanguineous drainage - answerbloody and serous purulent drainage - answerpus Purosanguineous - answerbloody pus dehiscense (wound complication) - answerseparation; usually when trying 1st intension healing evisceration (wound complication) - answertotal separation; surgical emergency Fistula (wound complication) - answerabnormal connection between two cavities ie. intensive w/ abdominal cavity fungal infection cultures - answerscraping scales from skin lesions into a clean container. Specimen may be treated with potassium hydroxide and examined microscopically to determine the presence of branched hyphae bacterial infection cultures - answerspecimen taken from the drainage of the lesion (intact primary lesions) with a cotton swab and placed on a bacterial culture medium intact primary lesions - answerabscess, bullae, ve