Which of the following signs is indicative of a basilar skull fracture and is characterized by bruising over the mastoid process?
Halo sign.
Cheyne-Stokes respirations.
Raccoon eyes.
Battle's sign.
The Correct Answer is D
Identifying specific clinical manifestations of head trauma is essential for neurosurgical nursing. This question requires knowledge of cranial anatomy and the localized signs of base-of-skull injuries. Recognizing these signs allows for the timely assessment of potential cerebrospinal fluid leaks or hemorrhage.
Choice A rationale
The halo sign occurs when cerebrospinal fluid separates from blood on absorbent material, forming a ring. This confirms the presence of a CSF leak from the ears or nose but does not describe mastoid bruising specifically.
Choice B rationale
Cheyne-Stokes respirations involve an abnormal pattern of breathing characterized by progressively deeper and sometimes faster breathing followed by apnea. This indicates severe brainstem injury or increased intracranial pressure rather than a specific fracture location.
Choice C rationale
Raccoon eyes, or periorbital ecchymosis, result from blood tracking into the soft tissue around the eyes. While this indicates a basilar skull fracture, it specifically involves the anterior fossa rather than the mastoid process area.
Choice D rationale
Battle's sign is the classic clinical indicator of a fracture in the posterior cranial fossa. It involves ecchymosis over the mastoid bone. This sign typically appears several days after the initial injury due to vascular extravasation.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["B","C","D","F"]
Explanation
Epiglottitis is a life-threatening bacterial inflammation of the supraglottic structures. Knowledge of anatomical airway obstruction signs is essential to differentiate this medical emergency from viral croup, focusing on symptoms related to severe swelling, dysphagia, and imminent respiratory failure in children.
Choice A rationale
Epiglottitis typically presents with a sudden onset of a high fever, often exceeding 39 degrees Celsius or 102.2 degrees Fahrenheit. A low-grade fever is more characteristic of viral infections like spasmodic croup or mild laryngotracheobronchitis.
Choice B rationale
Drooling occurs because the inflamed epiglottis causes severe pain and physical obstruction during attempts to swallow saliva. This is a classic sign of supraglottic swelling and indicates the patient cannot manage their own secretions effectively.
Choice C rationale
Difficulty swallowing, or dysphagia, results from the extreme edema of the epiglottis. The pain associated with the throat makes the child refuse to eat or drink, contributing to the drooling and the characteristic tripod positioning.
Choice D rationale
Inspiratory stridor is a high-pitched sound indicating significant narrowing of the upper airway. As the epiglottis swells, the laryngeal opening becomes restricted, creating turbulent airflow that is audible without a stethoscope during inhalation.
Choice E rationale
A dry, barking cough is the hallmark sign of croup, which involves the subglottic area. In epiglottitis, the cough is typically absent because the child is trying to protect their narrowed airway from further irritation.
Choice F rationale
The voice becomes muffled or thick, often described as a hot potato voice, because the vocal cords are obstructed by the swollen tissue above them. The child usually avoids speaking to conserve their tenuous and narrow airway.
Correct Answer is A
Explanation
The nurse must apply knowledge of pediatric cardiac rehabilitation post-surgical repair of an atrial septal defect. Effective repair restores normal hemodynamics, allowing children to engage in physical activities. Assessment of the child's tolerance is essential to ensure safety during aerobic team sports.
Choice A rationale
Successful surgical closure of an atrial septal defect typically restores normal cardiac function and pulmonary pressures. Once fully recovered, children are encouraged to lead active lives and participate in team sports according to their individual physical stamina and tolerance.
Choice B rationale
Restricting a child to individual sports is medically unnecessary following a successful surgical repair. Unless specific complications like residual pulmonary hypertension exist, there is no physiological reason to forbid team sports, which promote essential social and physical development.
Choice C rationale
Limiting the child to basic activities like bike riding is overly restrictive post-repair. While low-impact activities are safe, most children can resume full athletic participation. Avoiding sports altogether can lead to physical deconditioning and unnecessary psychosocial isolation.
Choice D rationale
Prohibiting all sports participation is incorrect because surgical repair aims to permit a normal lifestyle. Complete restriction is only indicated in rare cases of severe heart failure or significant arrhythmias, which are not standard outcomes for ASD repair.
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