Organ failure associated with multiple organ dysfunction syndrome (MODS) usually begins in which organ?

Liver

Lungs

Brain

Kidneys

Answer and Explanation

The Correct Answer is B

A. Liver: The liver is commonly affected in MODS but typically later in the progression. Hepatic dysfunction results from prolonged hypoperfusion and inflammatory mediators rather than being the initial site of organ failure. Early failure usually occurs in more vulnerable organs.

B. Lungs: The lungs are usually the first organ to show signs of dysfunction in MODS, often manifesting as acute respiratory distress syndrome (ARDS). They are highly sensitive to hypoperfusion and inflammatory cytokines. Early pulmonary involvement can compromise oxygenation and exacerbate other organ failures.

C. Brain: Neurological changes, such as confusion or altered mental status, occur later in MODS as hypoxia and metabolic disturbances progress. The brain is affected after primary organs like the lungs and heart begin to fail. Early MODS rarely presents initially with brain dysfunction.

D. Kidneys: Renal failure is common in MODS but generally occurs after the lungs and cardiovascular system are affected. Reduced perfusion and hypoxia contribute to acute kidney injury. It is not the typical first organ to fail in the sequence of MODS.

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Correct Answer is A

Explanation

A. ammonia levels: After a bleeding episode in cirrhosis, red blood cell breakdown in the gastrointestinal tract increases nitrogen load, raising the risk of hepatic encephalopathy. Monitoring serum ammonia helps detect early neurotoxicity. Timely identification allows interventions such as lactulose to prevent worsening mental status.

B. potassium levels: Potassium monitoring is important with vasopressin use due to potential electrolyte disturbances, but it does not directly indicate complications from the bleeding episode. Changes in potassium alone are less critical for detecting post-bleeding complications.

C. bilirubin levels: Bilirubin reflects liver function and cholestasis, but short-term elevations after a variceal bleed are not the most immediate complication to monitor. It is more relevant for chronic liver disease monitoring rather than acute bleeding events.

D. creatinine levels: Creatinine is useful for detecting renal impairment, which can occur in advanced cirrhosis, but it does not directly indicate complications from acute variceal bleeding. Renal monitoring is secondary to assessing for hepatic encephalopathy risk.

A. Clients with hepatitis B B. Clients with hepatitis E C. Clients with hepatitis C D. Clients with non viral hepatitis

Correct Answer is A

Explanation

A. Clients with hepatitis B: Hepatitis D virus (HDV) requires the hepatitis B virus (HBV) to replicate, so only individuals with HBV infection are at risk. Co-infection or superinfection with HDV can worsen liver damage. Vaccination against HBV also prevents HDV infection.

B. Clients with hepatitis E: Hepatitis E is transmitted via the fecal-oral route and does not depend on HBV for replication. Having hepatitis E does not increase susceptibility to hepatitis D.

C. Clients with hepatitis C: Hepatitis C virus infection is independent of HBV and does not predispose individuals to hepatitis D. Co-infection with HBV is required for HDV replication.

D. Clients with non viral hepatitis: Non-viral hepatitis, such as drug-induced or autoimmune hepatitis, does not involve viral replication. These clients are not at risk for hepatitis D.

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Organ failure associated with multiple organ dysfunction syndrome (MODS) usually begins in which organ?

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Naxlex Comprehensive Predictor Exams

A client with cirrhosis has an episode of bleeding esophageal varices that is controlled with administration of vasopressin and endoscopic sclerotherapy. To detect possible complications of the bleeding episode, it is most important for the nurse to monitor serum

Correct Answer is A

Explanation

Which of the following clients are at risk for hepatitis D?

Correct Answer is A

Explanation

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