A client who was rescued from a house fire is admitted to the burn unit with deep dermal, partial thickness (second degree) burns over approximately one-third of the back and upper thighs. The
nurse begins administration of prescribed crystalloid fluids for the first 24-hours following the burn incident. Which physiological response is promoted by the administration of the fluids?
Fluid resuscitation due to capillary leaking.
Replacement of insensible water loss.
Extension of plasma until blood is available.
Restoration of electrolyte balance.
The Correct Answer is A
Rationale
A. In the early phase following a burn injury, there is increased capillary permeability due to the release of inflammatory mediators. This results in fluid shifting from the intravascular space into the interstitial space (capillary leaking), leading to hypovolemia and decreased tissue perfusion. Administering crystalloid fluids helps to restore intravascular volume (fluid resuscitation) and improve tissue perfusion.
B. Burn injuries can lead to increased evaporative water loss through damaged skin (insensible water loss). Crystalloid fluids help to replace this lost fluid and maintain adequate hydration status in the client.
C. In severe burn injuries, there may be a need for blood transfusions due to hemorrhage or ongoing blood loss. Crystalloid fluids can help to extend plasma volume temporarily until blood products are available for transfusion, thereby supporting circulatory stability.
D. Burn injuries can disrupt electrolyte balance due to fluid shifts and tissue damage. Crystalloid fluids contain electrolytes (such as sodium and chloride) that help to restore and maintain electrolyte balance in the body.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
Rationale
A. Benzodiazepine antagonists, such as flumazenil, are used to reverse the effects of benzodiazepines in cases of overdose or excessive sedation. However, in the context of using temazepam for insomnia, this is not a standard approach.
B. Benzodiazepines like temazepam should not be stopped abruptly, especially if they have been taken regularly. Abrupt cessation can lead to withdrawal symptoms, including rebound insomnia, anxiety, agitation, and potentially seizures in severe cases.
C. This option addresses the symptom of feeling "hungover" or fatigued the next day after taking temazepam. It acknowledges that residual sedation or drowsiness can occur with temazepam use. The nurse can educate the client about the potential for these side effects and suggest allowing for adequate time for sleep to alleviate these symptoms.
D. Stopping temazepam abruptly is not recommended because it can lead to withdrawal symptoms and potentially worsen insomnia. This option does not address the need for tapering off the medication or managing the symptoms effectively.
Correct Answer is D
Explanation
Rationale
A. Children, especially infants, should not be given aspirin (acetylsalicylic acid) due to the risk of Reye's syndrome, a rare but serious condition that can affect the liver and brain.
B. This instruction is unnecessary and overly restrictive. It is not typically required to keep a healthy infant home from daycare after receiving routine vaccinations. Most infants tolerate vaccines well and are not contagious from the vaccines themselves.
C. This instruction is overly cautious. Fever after vaccinations is common and usually mild. A low-grade fever (temperature over 100.4°F or 38°C) is a common side effect of vaccinations and can be managed with appropriate measures such as giving extra fluids and using acetaminophen if recommended by the healthcare provider.
D. Applying a cool pack directly to the injection site can help relieve discomfort to the injection skin. Instead, gentle comforting measures such as cuddling or applying a clean, cool cloth to the area may help soothe discomfort.
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