The nurse in the newborn nursery is watchful for neonatal abstinence syndrome in the newborn of a crack-addicted mother.
What would be the manifestations of this syndrome? (Select all that apply.)
Body tremors.
Drowsiness.
Excessive appetite.
Excessive sneezing.
Hyperirritability.
Correct Answer : A,D,E
Choice A rationale
Body tremors are a common neurobehavioral sign of Neonatal Abstinence Syndrome (NAS), reflecting generalized central nervous system (CNS) hyperirritability due to the absence of the maternally supplied opioid. These tremors often manifest as rhythmic, involuntary muscle contractions, exacerbated by external stimuli, and are indicative of the heightened state of arousal and dysregulated autonomic nervous system functioning characteristic of withdrawal.
Choice D rationale
Excessive sneezing is a manifestation of autonomic nervous system dysfunction and hyperreflexia characteristic of NAS. The withdrawal state often causes overreaction to normal environmental stimuli, including tactile and olfactory inputs. This hypersensitivity leads to symptoms like frequent sneezing, yawning, and nasal stuffiness (rhinorrhea), which are non-specific indicators of neurobehavioral stress and autonomic instability.
Choice E rationale
Hyperirritability, defined as an excessive response to stimuli or an inability to be comforted, is a cardinal sign of NAS. It reflects a state of CNS hypersensitivity where the neonate's threshold for stimulation is significantly lowered. The infant exhibits frantic, high-pitched crying, increased wakefulness, and an exaggerated Moro reflex, demonstrating the profound disruption in neurological regulation caused by drug withdrawal.
Choice B rationale
Drowsiness or lethargy is not a typical manifestation of the hyper-excitable state seen in opioid-related NAS; rather, the infant usually exhibits wakefulness and difficulty sleeping. Drowsiness or CNS depression would be more characteristic of maternal overdose, the immediate acute drug effect on the newborn before withdrawal begins, or withdrawal from CNS depressants like barbiturates or alcohol, but not the hyperactivity seen in classic NAS.
Choice C rationale
Excessive appetite is not a characteristic finding in NAS. Paradoxically, infants undergoing withdrawal often exhibit poor feeding and an uncoordinated sucking reflex, sometimes accompanied by vomiting and diarrhea (gastrointestinal hypermotility). This combination leads to failure to thrive and significant weight loss, necessitating supportive and pharmacological management to ensure adequate nutrition and hydration during the withdrawal period.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Choice A rationale
Molding is a temporary condition resulting from the fetal skull bones overlapping or shifting at the suture lines to navigate the narrow birth canal during labor. The fibrous, flexible sutures and fontanelles permit this adaptation. As the external pressure is removed, the fluid-filled spaces re-establish themselves, and the head shape gradually resolves within a few days or weeks as the bones return to their normal positions.
Choice B rationale
While the mode of delivery influences the degree of molding (more common and pronounced after vaginal birth), the immediate parental concern is reassurance and prognosis, not a history query. Molding is an expected, generally harmless physical finding after a vaginal delivery, and the nurse should prioritize education on the transient nature of this physiological process.
Choice C rationale
Although molding is generally benign and does not typically cause long-term neurological problems, this response is too dismissive and fails to provide the necessary scientific explanation and reassurance the mother is seeking. The best response explains the pathophysiology and expected resolution to alleviate anxiety effectively.
Choice D rationale
Associating molding with a "traumatic delivery" is incorrect and can unnecessarily alarm the mother. Molding is a physiological and protective adaptation of the fetal skull, not an indicator of trauma. A more accurate and supportive explanation focuses on the skull's normal capacity to conform to the birth canal pressure.
Correct Answer is B
Explanation
Choice A rationale
Adjusting the Pavlik harness straps is contraindicated, as the healthcare provider specifically set them to maintain the infant's hips in the optimal position of flexion and abduction, necessary for proper acetabular development. Frequent adjustment risks altering the prescribed angle, which could compromise treatment efficacy by allowing hip adduction or extension. Straps should only be adjusted by the provider during scheduled appointments to ensure optimal orthopaedic correction and joint congruence.
Choice B rationale
The Pavlik harness is designed to hold the femoral head within the acetabulum, promoting proper development but creating localized pressure points. Regular skin checks (e.g., three times daily or with diaper changes) are vital to detect signs of skin breakdown, redness, or irritation, especially under the straps and at pressure areas like the popliteal folds, which could lead to pressure ulcers or dermatitis if not addressed promptly by adjusting the padding or seeking provider consultation.
Choice C rationale
The diaper must be placed under the harness straps to prevent fecal or urinary soiling of the harness material, maintaining hygiene and preventing skin irritation from moisture trapped by the harness. Placing the diaper over the harness would necessitate unbuckling the leg straps for each change, which could disrupt the precisely set hip position required for therapeutic hip abduction and flexion.
Choice D rationale
Lotions and powders should be avoided under the harness or on skin areas in contact with the straps. These products can clump or retain moisture, leading to maceration and increased friction, which predisposes the skin to breakdown, dermatitis, and potential infection. Skin in contact with the harness should be kept clean and dry, allowing aeration to maintain skin integrity.
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