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Medications NUR 101 Exam 3 Questions and Answers
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Medications NUR 101 Exam 3 Questions and Answers
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Medications NUR 101 Exam 3 Questionsand Answers
Drug Solubility - Answer-The ability of a medication to be transformed into a liquid form
that can be absorbed into the bloodstream.
Trough level - Answer-occurs when the drug is at its lowest concentration, right before
the next dose is due.
Half-life - Answer-is the amount of time it takes for half of the drug to be eliminated
Therapeutic effects or Primary effect - Answer-are effects that are predicted, intended,
and desired. The primary effects, in short, are the reason the drug was prescribed.
Onset of action - Answer-is the time needed for drug concentration to reach a high
enough blood level for its effects to appear. This is the minimum effective concentration.
First-pass effect - Answer-Oral medications are absorbed from the GI tract and circulate
through the liver before they reach the systemic circulation. Many oral medications can
be almost completely inactivated in this way.
Ampule - Answer-A thin-walled, disposable glass container with a narrow neck that you
must snap off to access the medication.
Three checks - Answer-Times to do your six rights: before you obtain med, as obtaining
med, and at bedside.
Antagonist action - Answer-One drug interferes with the actions of another and
decreases the resultant drug effect; that is, the combined effect is less than that of one
drug given alone.
Stock supply - Answer-Bulk quantity; require you to measure the dose each time a
patient needs it. Is cost-effective.
Side effects - Answer-Unintended, often predictable, physiological effects that are
usually well tolerated by patients. They occur at the usual prescribed dose and may be
immediate (dizziness) or delayed (constipation).
Tolerance - Answer-A decreasing response to repeated doses of a medication. The
person then requires more of the drug to achieve the desired effect.
Inhalation - Answer-Use concept of nebulization. Absorption via alveoli and blood
supply
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