A nurse is assisting in the initiation of phototherapy.
Which nursing action is indicated for the newborn?
Cover the newborn's eyes with an eye shield.
Apply lotion to the newborn's skin regularly.
Ensure the newborn wears a hat during phototherapy.
Move the lights closer to the newborn to increase body temperature.
The Correct Answer is A
Choice A rationale
Phototherapy involves using specific light wavelengths to change unconjugated bilirubin into water-soluble isomers that the newborn can excrete, treating hyperbilirubinemia. Covering the newborn's eyes with an opaque eye shield is crucial to prevent retinal damage from the high-intensity light. The light energy can induce photochemical reactions in the delicate retinal cells, causing injury.
Choice B rationale
Applying lotions, creams, or oils to the newborn's skin is contraindicated during phototherapy. These substances can absorb the light energy, potentially causing burns or skin rashes due to heat concentration and sensitization. The skin should be clean and dry to allow maximum light exposure for bilirubin breakdown.
Choice C rationale
The light used in phototherapy must expose the maximum surface area of the skin to be effective in bilirubin isomerization. Wearing a hat covers a portion of the head's skin surface, which would decrease the therapeutic efficacy of the treatment. The newborn should be exposed, wearing only a diaper for maximum skin exposure.
Choice D rationale
Moving the phototherapy lights closer than the manufacturer's recommended distance, or placing them right against the incubator, could cause hyperthermia (overheating) or potentially burns to the newborn's skin due to increased heat transfer. The lights should be positioned according to the specific unit's protocol to maintain a safe and effective distance.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["B","D"]
Explanation
Choice A rationale
Applying warm, moist packs is generally used to promote circulation and relieve discomfort associated with an already-formed thrombus or thrombophlebitis, not as a primary prophylactic measure. Prevention centers on enhancing venous return and inhibiting clot formation, whereas heat application may slightly increase local vasodilation and is not the most effective primary preventative method in the immediate postpartum period.
Choice B rationale
Elastic stockings (anti-embolism stockings) apply external graduated compression to the legs. This compression aids in increasing the velocity of venous blood flow and reducing venous stasis, particularly in the lower extremities, thereby reducing the risk of Deep Vein Thrombosis (DVT) and subsequent thrombophlebitis, especially important when the client is at rest or in bed.
Choice C rationale
Nonsteroidal anti-inflammatory drugs (NSAIDs) such as ibuprofen are used primarily for pain management and reducing inflammation. While some NSAIDs possess mild antiplatelet effects, this is not their primary indication, nor is it a sufficiently robust measure to be considered a key intervention for preventing thrombophlebitis in the postpartum period, which necessitates focused mechanical or pharmacological prophylaxis.
Choice D rationale
Ambulation is crucial as it promotes muscle contraction of the lower extremities (the skeletal muscle pump), which mechanically compresses the deep veins and forces blood back toward the heart. This action significantly increases venous return, prevents venous stasis, and activates endogenous fibrinolysis, making early and frequent ambulation a cornerstone of thrombophlebitis prevention.
Correct Answer is B
Explanation
Choice A rationale
The proper sequence for suctioning a newborn is the mouth first, then the nose, to prevent the newborn from aspirating secretions. Suctioning the nose first may cause the newborn to gasp, drawing pharyngeal secretions into the trachea and lungs, potentially leading to aspiration pneumonia or respiratory distress.
Choice B rationale
Depressing the bulb prior to insertion into the mouth or nose creates a negative pressure inside the bulb. Releasing the pressure after insertion will then effectively draw secretions into the bulb, achieving optimal suction. Inserting a non-depressed bulb will be ineffective for removing secretions.
Choice C rationale
The bulb syringe does not require lubrication with sterile water before use; it is intended for immediate use as a mechanical suction device. Lubrication could potentially introduce excess fluid into the newborn's airway or dilute secretions, which does not enhance the device's primary function of removing mucus.
Choice D rationale
The bulb should be placed gently into the sides of the newborn's mouth, rather than the center, to avoid stimulating the gag reflex. Placing it at the sides directs suction toward the cheeks and gums, facilitating the removal of secretions from the oral cavity without causing discomfort or vomiting.
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