Evolve- PHARM CH 2 – Flashcards
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What is the study of physiochemical properties of drugs and how they influence the body called
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pharmacodynamics
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Pharmacokinetics involves the study of
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distribution rates among various body compartments
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What is an alternate name for biotransformation of a drug
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metabolism
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A drug given by which route will be altered by the first-pass effect
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oral
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Drug half-life is defined as the amount of time required for 50% of the drug to
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be eliminated by the body
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Which action, when performed by the nurse, will increase the absorption of a medication administered intramuscularly
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massaging the site after injection
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Highly protein bound drugs
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increase the risk of drug-drug interactions
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To achieve the most rapid onset of action, the health care provider will prescribe the medication to be administered by which route
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intravenously
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Patients with renal failure would most likely have problems with drug
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excretion
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What is the ratio between a drug's therapeutic effects and toxic effects called
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therapeutic index
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When a patient asks the nurse why a lower dose of intravenous pain medication is being given than the previous oral dose, what knowledge will the nurse draw on to respond to the patient
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medications given intravenously are not affected by the first-pass effect
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The nurse understands that drugs exert their actions on the body by
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interacting with receptors, inhibiting the action of specific enzymes, and altering metabolic chemical processes
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The nurse needs to be aware that which factors will affect the absorption of orally administered medications
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presence of food in the stomach, pH of the stomach, form of drug preparation, and time of day
