The nurse assesses an open wound that is over the area of the client's greater trochanter. What finding would indicate to the nurse that this is a Stage IV pressure injury?
The ulcer has thick dark eschar over the top
Exposed bone/tendon is visible
There is partial-thickness loss of dermis
The wound extends into the subcutaneous tissue.
The Correct Answer is B
B. This finding suggests deep tissue involvement and is characteristic of a Stage IV pressure injury. Stage IV pressure injuries involve full-thickness tissue loss with exposure of underlying structures such as bone, tendon, or muscle. This level of tissue damage requires extensive wound care and management to promote healing.
A. Thick dark eschar indicates necrotic tissue that typically covers the wound. While eschar itself is a characteristic of severe wounds, its presence alone does not define a Stage IV pressure injury. Eschar can be present in various stages of pressure injuries.
C. Partial-thickness loss of dermis typically corresponds to Stage II pressure injuries, where the injury extends into the epidermis and dermis but does not yet involve full-thickness tissue loss. This finding does not indicate a Stage IV pressure injury.
D. This finding is characteristic of a Stage III pressure injury, where the wound extends through the dermis into the subcutaneous tissue layer. In Stage IV pressure injuries, the damage progresses further to involve deeper structures such as muscle and bone, beyond the subcutaneous tissue.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. Hyperkalemia can have significant cardiac effects, potentially leading to life-threatening arrhythmias such as bradycardia, heart block, ventricular tachycardia, or ventricular fibrillation. As potassium levels rise, it affects the electrical conduction of the heart, leading to changes in the ECG (electrocardiogram) and potentially causing fatal arrhythmias.
B. While hyperkalemia primarily affects the cardiovascular system, gastrointestinal symptoms can also occur. These may include nausea, vomiting, abdominal pain, and diarrhea. However, these symptoms are typically less severe compared to cardiac manifestations. Monitoring for gastrointestinal symptoms helps in assessing overall clinical status but is not as critical as assessing cardiac function in the context of hyperkalemia.
C. Respiratory symptoms are not typically associated with hyperkalemia unless severe acid-base disturbances are present. Potassium imbalance itself does not directly affect respiratory function. Therefore, while it is important to assess respiratory status in any client, it is not the priority in the context of hyperkalemia.
D. Hyperkalemia can affect the nervous system, leading to symptoms such as muscle weakness, tingling sensations, and even paralysis in severe cases. However, neurologic symptoms usually occur at higher potassium levels or in the presence of significant electrolyte imbalances affecting nerve function.
Monitoring for neurologic symptoms is important but is generally secondary to assessing cardiac status in the context of approaching severe hyperkalemia.
Correct Answer is D
Explanation
D. Before administering a cleansing enema, the client is typically instructed to assume a left-side lying position with the right knee bent. This position helps to facilitate the flow of the enema solution into the colon and allows for better retention of the solution. It also helps to prevent leakage and discomfort during the procedure.
A. Drinking water before administering an enema can help hydrate the client and promote normal bowel function. However, it is not typically a specific instruction related to the administration of the enema itself. Hydration is generally beneficial for bowel health but is not directly related to the enema procedure.
B. After administering the enema solution, the client should be instructed to hold the solution in the bowel for a sufficient amount of time to allow it to soften and loosen stool. The exact duration can vary based on the type and purpose of the enema, but typically, the client is encouraged to retain the solution for a specified period (as instructed by the healthcare provider) before evacuating.
C. This instruction is unrelated to the administration of a cleansing enema. Breathing techniques may be taught for relaxation or to manage discomfort during procedures, but they do not specifically apply to the process of administering an enema.
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