2025 1 Heparin exerts its therapeutic action by upregulating the activity of one of the body s natural anticoagulant molecules

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GCU NUR641E Midterm Exam Latest/GCU NUR641E Midterm Exam Latest 2025

1. Heparin exerts its therapeutic action by: upregulating the activity of one of the body’s natural anticoagulant molecules, antithrombin III . deactivating calcium-dependent clotting factors . inducing prothrombin formation . inducing the formation of fibrin . 2. Which method of drug administration can have immediate effects and requires lower doses compared to oral or parenteral administration? Intravenous Sublingual Transdermal Inhalation 3. High altitudes may produce hypoxemia by: right-to-left shunts . atelectasis . decreased oxygen inspiration . emphysema . All of the above 4. Causes of hyperkalemia include: hyperparathyroidism and malnutrition . vomiting and diarrhea . renal failure and Addison’s disease . hyperaldosteronism and Cushing’s disease . 5. Hypomagnesemia occurs when serum magnesium concentration is less than 1 . 0 mEq/L . 1 . 5 mEq/L . 2 . 0 mEq/L . 3 . 0 mEq/L .

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