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 A
Explanation
Rationale
A. This action helps maintain adequate cerebral perfusion pressure and venous drainage, which is important in suspected stroke cases. It supports optimal cerebral blood flow and reduces the risk of increased intracranial pressure. However, it's not the immediate intervention required for this client. The primary focus initially is on diagnostic evaluation and stabilization.
B. Elevating the joints on the affected side can help reduce dependent edema and promote circulation. This intervention is part of ongoing nursing care to prevent complications like deep vein thrombosis (DVT) in stroke patients who may have reduced mobility. While important, it is not the immediate priority in the acute phase of management.
C. Gathering a focused history is crucial to understanding potential causes or exacerbating factors contributing to the client's symptoms While important, it is not the immediate priority in the acute phase of management.
D. Intermittent pneumatic compression devices (IPC) are used to prevent deep vein thrombosis (DVT) by enhancing venous return and preventing stasis in the lower extremities. While DVT prevention is important in stroke patients, it is not the immediate intervention required for the client's acute neurological symptoms.
Correct Answer is ["12.5"]
Explanation
To calculate the dosage of amoxicillin suspension to be administered every 8 hours, one must first determine the total daily dosage in milligrams. Since 1 gram equals 1000 milligrams, 1.5 grams is equivalent to 1500 milligrams. This total daily dosage needs to be divided into three doses, as it will be administered every 8 hours.
Therefore, each dose will be 1500 mg divided by 3, which equals 500 mg per dose. The medication bottle states that there are 200 mg of amoxicillin in every 5 mL of suspension. To find out how many mL correspond to a 500 mg dose, set up a proportion: 200 mg/5 mL = 500 mg/x mL. Solving for x gives x = (500 mg * 5 mL) / 200 mg, which equals 12.5 mL
Therefore, the nurse should administer 12.5 mL of the amoxicillin suspension every 8 hours.
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