The nurse is assessing a client with a traumatic brain injury who is experiencing decorticate posturing.
Which assessment change indicates the client is improving?
The client has purposeful movement to painful stimuli.
The client reacts to painful stimuli with decerebrate posturing.
The client's pupils are nonreactive at 6 mm.
The client has developed flaccid paralysis in all four extremities.
The Correct Answer is A
Neurological assessment using motor responses helps determine the level of brainstem involvement. This scenario requires applying knowledge of the Glasgow Coma Scale and motor pathways to distinguish between pathological posturing and more integrated, purposeful motor functions.
Choice A rationale
Purposeful movement indicates that the motor cortex or higher brain centers are successfully processing stimuli. Moving away from pain represents a significant improvement from decorticate posturing, which involves damage to the corticospinal tract and midbrain.
Choice B rationale
Decerebrate posturing involves rigid extension of the arms and legs, signifying deeper brainstem injury or herniation. This change indicates neurological deterioration rather than improvement, as it suggests the lesion has progressed lower into the pons.
Choice C rationale
Pupils that are fixed and dilated at 6 mm indicate loss of autonomic function and severe cranial nerve III compression. This is a sign of increasing intracranial pressure and brainstem failure, representing a critical clinical decline.
Choice D rationale
Flaccid paralysis is often the most severe motor finding, indicating a loss of all muscle tone and spinal reflex arcs. In the context of traumatic brain injury, this usually signals profound neurological collapse rather than recovery..
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Biliary obstruction prevents the flow of bile into the duodenum, leading to systemic accumulation of bile components. This scenario requires applying knowledge of hepatic and biliary biochemical markers to differentiate between hepatocellular damage and obstructive cholestatic patterns.
Choice A rationale
Biliary obstruction causes cholestasis. Total bilirubin (normal 0.3 to 1.0 mg/dL), alkaline phosphatase (normal 30 to 120 units/L), and GGT (normal 8 to 38 units/L) all rise because they are concentrated in the obstructed bile ducts.
Choice B rationale
In an obstructive process, alkaline phosphatase and GGT are typically significantly elevated alongside bilirubin. Normal levels of these enzymes would point toward a hemolytic cause of jaundice rather than a mechanical obstruction of the biliary tree.
Choice C rationale
Obstructive jaundice is characterized by the accumulation of bile pigments and enzymes in the blood. Low levels of these markers are inconsistent with the clinical presentation of jaundice, dark urine, and pruritus from bile salt deposition.
Choice D rationale
Amylase and glucose elevations are markers for pancreatic dysfunction or metabolic stress. While biliary stones can cause pancreatitis, low AST levels are unlikely in hepatobiliary disease, and these markers do not confirm a biliary obstruction..
Correct Answer is C
Explanation
Post-procedure assessment for esophageal varices requires prioritizing the system most likely to experience re-bleeding. Knowledge of portal hypertension and gastrointestinal assessment is necessary to monitor for therapeutic success or acute recurrence of life-threatening hemorrhage after treatment.
Choice A rationale
While neurological status is important to assess for hepatic encephalopathy in liver patients, it is not the primary system for a focused assessment immediately following a successful intervention for an active gastrointestinal bleed unless symptoms arise.
Choice B rationale
Integumentary assessment might show jaundice or bruising in liver disease, but it does not provide critical information regarding the immediate stability of the esophageal varices or the potential for a sudden recurrence of internal bleeding.
Choice C rationale
The gastrointestinal system is the priority because the client is at high risk for re-bleeding. Monitoring for hematemesis, melena, and abdominal girth helps detect early signs of failure in the variceal ligation or sclerotherapy treatment provided.
Choice D rationale
Renal function is monitored in liver failure due to the risk of hepatorenal syndrome, but it remains secondary to the gastrointestinal system during the immediate twenty-four-hour post-procedure window focused on stabilizing the variceal hemorrhage.
Whether you are a student looking to ace your exams or a practicing nurse seeking to enhance your expertise , our nursing education contents will empower you with the confidence and competence to make a difference in the lives of patients and become a respected leader in the healthcare field.
Visit Naxlex, invest in your future and unlock endless possibilities with our unparalleled nursing education contents today
Report Wrong Answer on the Current Question
Do you disagree with the answer? If yes, what is your expected answer? Explain.
Kindly be descriptive with the issue you are facing.