Autodigestion of pancreatic tissue in pancreatitis results in which of the following? (SELECT ALL THAT APPLY)
Inflammation
Esophageal varices
Hemorrhage
Tissue necrosis
Right lower quadrant pain
Correct Answer : A,C,D
A. Inflammation: The premature activation of trypsinogen within the acinar cells triggers a massive release of inflammatory cytokines. This leads to local edema and systemic inflammatory response syndrome in severe cases. It is the primary response to enzymatic parenchymal injury.
B. Esophageal varices: These are caused by portal hypertension, usually secondary to hepatic cirrhosis or portal vein thrombosis. While chronic pancreatitis can cause splenic vein thrombosis, it is not a direct result of acute autodigestion. This is a vascular collateral pathology.
C. Hemorrhage: Proteolytic and lipolytic enzymes, particularly elastase, erode the walls of intra-pancreatic blood vessels. This results in retroperitoneal bleeding, which may manifest clinically as Grey Turner or Cullen sign. It is a severe complication of necrotizing pancreatitis.
D. Tissue necrosis: The uncontrolled release of activated digestive enzymes leads to the liquefactive necrosis of the pancreatic parenchyma and surrounding peripancreatic fat. This dead tissue can become infected, leading to abscess formation. It represents significant structural damage to the gland.
E. Right lower quadrant pain: Pancreatic pain is classically located in the epigastrium and radiates through to the back. Right lower quadrant pain is more characteristic of appendicitis or ileitis. Pancreatitis does not typically present with pain in this anatomical region.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
A. A type of generalized seizure involving loss of consciousness: This describes an absence or tonic-clonic seizure where cortical involvement is bilateral from the onset. An aura is specifically a focal phenomenon that may or may not generalize. It represents localized neuronal discharge.
B. A fear of having a seizure: While anxiety may occur, an aura is a distinct neurological event caused by abnormal electrical activity in a specific brain region. It is a physiological symptom rather than a purely psychological state. It is not an emotional phobia.
C. A postictal period characterized by confusion and fatigue: This interval occurs after the seizure has ceased and the brain is recovering from metabolic exhaustion. An aura happens at the beginning of the ictal event. They are at opposite ends of the seizure timeline.
D. A brief visual or auditory sensation immediately prior to a seizure: These sensory hallucinations represent a focal aware seizure originating in the temporal or occipital lobes. They serve as a clinical warning that a larger seizure may be imminent. It is the initial manifestation of ictus.
Correct Answer is C
Explanation
A. gastroesophageal reflux.: This typically presents as retrosternal burning or pyrosis that may worsen when lying supine. While high-fat meals can trigger it, the pain is usually midline and substernal. It does not typically localize to the right upper quadrant.
B. appendicitis.: This inflammatory process begins with periumbilical pain that subsequently migrates to the right lower quadrant at McBurney's point. It is not triggered by the ingestion of fatty foods or biliary stimulation. The anatomical location is inferior to the RUQ.
C. cholecystitis.: Ingestion of lipids triggers cholecystokinin release, causing gallbladder contraction against an obstructing stone. This results in visceral pain in the right upper quadrant that often radiates to the right scapula. Normal cardiac findings support a biliary etiology.
D. a myocardial infarction.: While inferior wall MI can present with epigastric pain, a normal electrocardiogram makes this diagnosis less likely in an acute setting. The specific trigger of high-fat meals and RUQ localization points toward a gallbladder pathology. It is a cardiac emergency.
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