Certified Wound Ostomy Nurse (CWON) Practice Test

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Prepare for the Certified Wound Ostomy Nurse (CWON) Test. Use flashcards and multiple choice questions, featuring hints and explanations for each question. Get ready for your certification exam with confidence!

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What is the primary use of ultrasonic debridement?

  1. For rapidly healing superficial wounds

  2. To mechanically cleanse and remove slough and bacteria

  3. To promote the formation of granulation tissue

  4. To administer topical medications effectively

The correct answer is: To mechanically cleanse and remove slough and bacteria

The primary use of ultrasonic debridement is to mechanically cleanse and remove slough and bacteria from wounds. This technique employs high-frequency sound waves to create microscopic bubbles in a solution that causes the debris, necrotic tissue, and bacteria in the wound bed to be disrupted and removed. The process is particularly beneficial for wounds that have significant amounts of non-viable tissue or biofilm, as it effectively cleanses the wound, preparing it for the healing process. This method allows for selective debridement, meaning that it can target problematic tissue without causing excessive trauma to surrounding healthy tissue. This is crucial in wound care, as maintaining healthy tissue is necessary for proper healing. The mechanical action also stimulates blood flow to the area, which can further aid in the recovery process. While promoting the formation of granulation tissue and helping wounds to heal are important aspects of wound management, these outcomes are indirect effects of the primary action of ultrasonic debridement. The process does not focus on administering medications or specifically targeting superficial wounds but rather addresses more complex wound issues that require thorough cleansing and debridement.