An infant is born with a sac protruding through the spine, containing cerebrospinal fluid, a portion of the meninges, and nerve roots. This condition is referred to as:
Myelomeningocele.
Meningocele.
Spina bifida occulta.
Anencephaly.
The Correct Answer is A
Choice A reason: Myelomeningocele is a neural tube defect where a sac containing cerebrospinal fluid, meninges, and nerve roots protrudes through a spinal defect. This causes neurological impairments, like paralysis, due to exposed neural tissue, matching the described condition and requiring urgent surgical intervention.
Choice B reason: Meningocele involves a sac with cerebrospinal fluid and meninges but no nerve roots, protruding through a spinal defect. It causes fewer neurological deficits than myelomeningocele, as neural tissue is not involved, making it incorrect for the described condition with nerve roots.
Choice C reason: Spina bifida occulta is a mild neural tube defect with no protruding sac, only a vertebral gap. It often causes no symptoms, unlike the described condition with a sac containing nerve roots, making this an incorrect diagnosis for the visible defect.
Choice D reason: Anencephaly is a severe neural tube defect with absent brain and skull parts, not a spinal sac with cerebrospinal fluid and nerve roots. It is incompatible with life and unrelated to the described spinal condition, making it an incorrect diagnosis.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
Choice A reason: A bright, colorful room with activities is inappropriate for bacterial meningitis, as patients are sensitive to light and noise due to meningeal irritation. Stimulation can increase intracranial pressure, worsening symptoms like headache and seizures, risking neurological deterioration in this acute condition.
Choice B reason: A semi-private room with a treated meningitis patient risks cross-infection, as antibiotic efficacy varies. Bacterial meningitis is highly contagious via droplets, and sharing a room, even post-treatment, increases transmission risk, compromising infection control and patient safety.
Choice C reason: A semi-private room with another meningitis patient increases cross-infection risk, as bacterial strains may differ. Droplet transmission in close proximity heightens the chance of worsening infection or superinfection, violating isolation protocols critical for managing this contagious neurological condition.
Choice D reason: A private, dark, quiet room minimizes stimulation, reducing intracranial pressure and discomfort in bacterial meningitis. Meningeal inflammation causes photophobia and phonophobia, and a low-stimulation environment supports neurological recovery, prevents seizures, and ensures droplet isolation to contain infection spread.
Correct Answer is A
Explanation
Choice A reason: During a tonic-clonic seizure with vomiting, positioning the child side-lying is critical to prevent aspiration. Seizures cause uncontrolled muscle contractions, potentially obstructing the airway with vomit. The lateral position allows gravity to drain secretions, reducing the risk of aspiration pneumonia, which can lead to severe hypoxia and respiratory failure if not addressed promptly.
Choice B reason: Placing a pillow under the head may slightly elevate it but does not mitigate the immediate aspiration risk from vomiting. It could restrict neck movement, complicating airway management. Aspiration is a life-threatening emergency, as it can cause rapid oxygen desaturation, making this action less urgent than ensuring airway patency.
Choice C reason: Clearing hazards prevents injuries from seizure-induced movements, such as hitting objects. However, it is secondary to airway management when vomiting occurs. Aspiration can cause immediate respiratory distress, leading to hypoxia and potential brain damage, so positioning takes precedence over environmental safety measures.
Choice D reason: Loosening restrictive clothing reduces chest constriction, aiding breathing during a seizure. While beneficial, it does not address the immediate risk of aspiration from vomiting. Airway protection is critical to prevent pulmonary complications, such as pneumonia, which can arise from aspirated material, making this action less urgent.
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