A client with septic shock develops disseminated intravascular coagulation (DIC). Which pathophysiologic process should the nurse recognize as the cause of the coagulation problem?
Activation of complement pathways.
Inhibition of red blood production.
Production of extra platelets.
Depletion of clotting factors.
The Correct Answer is D
Rationale
A. The complement system is part of the immune response and can be activated in various conditions, including sepsis. However, activation of complement pathways does not directly cause DIC. Instead, in septic shock, the release of pro-inflammatory cytokines and tissue factor can trigger systemic coagulation activation, leading to DIC.
B. Inhibition of red blood cell production, such as in conditions like aplastic anemia or certain types of bone marrow disorders, does not directly cause DIC. DIC is primarily a disorder of excessive activation of clotting factors in response to underlying conditions like sepsis, trauma, or cancer.
C. Production of extra platelets, or thrombocytosis, is not the cause of DIC. Thrombocytosis can occur in response to various conditions, but DIC involves consumption of platelets due to widespread activation of clotting within the vasculature.
D. DIC is characterized by the widespread consumption and depletion of clotting factors and platelets as they are used up in the formation of microthrombi throughout the bloodstream. This depletion leads to an increased risk of bleeding due to insufficient clotting factors remaining to maintain hemostasis.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
Rationale
A. After a cystoscopy, clients typically do not need to lay prone (face down) for an extended period. They are usually allowed to resume normal activities fairly soon after the procedure.
B. This instruction is important because iodine-based contrast agents are commonly used during cystoscopy procedures to enhance visualization of the urinary tract. Clients with allergies to shellfish (due to potential cross-reactivity with iodine) or iodine itself should be identified to avoid allergic reactions. This allows the healthcare team to take appropriate precautions and possibly use alternative agents if needed.
C. This instruction is crucial for monitoring post-procedure complications. Painful urination, blood in urine (hematuria), and fever can indicate infection or other complications following a cystoscopy. Prompt reporting allows for early intervention and treatment if necessary.
D. This instruction is not typically necessary after a cystoscopy. Most clients can resume normal activities, including light exercise, shortly after the procedure. Avoiding strenuous activity for two weeks would be excessive and not aligned with typical post-cystoscopy recovery guidelines.
Correct Answer is B
Explanation
Rationale
A. Blood cultures are typically obtained to identify the causative organism of the liver abscess and to monitor the effectiveness of antimicrobial therapy. While repeat blood cultures may be considered if there is concern for ongoing infection or antimicrobial resistance, they may not be the immediate priority in the context of new-onset jaundice.
B. Jaundice indicates possible liver dysfunction, which can occur due to various reasons including progression of the liver abscess, obstruction of the bile ducts, or drug-induced liver injury from antimicrobial therapy. Evaluating liver function tests (such as serum bilirubin, liver enzymes) is essential to assess the extent of liver damage and guide further management.
C. Increasing protein intake is generally not indicated as the immediate response to jaundice. While adequate nutrition is important, specific dietary adjustments should be based on comprehensive assessment findings and medical recommendations.
D. Emergency transport to an inpatient facility may be necessary if the client shows signs of severe complications such as hemodynamic instability, worsening symptoms, or acute liver failure. However, this decision should be based on a thorough assessment of the client's condition and the availability of resources at the community clinic.
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