NUR-635 Mid-Term Study Guide Topics 1-7 Pharmacology Overview
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Questions and Answers

What does pharmacology primarily study?

  • Drugs and their structure (correct)
  • Mechanisms of drug administration
  • Body's response to drug therapy
  • Health outcomes after drug use
  • Which process is primarily responsible for the movement of drugs from the bloodstream into the interstitial and intracellular fluid?

  • Metabolism
  • Elimination
  • Absorption
  • Distribution (correct)
  • Which mechanism allows for the movement of drugs from one side of the cell membrane to the other?

  • Metabolism
  • Direct penetration
  • Elimination
  • Channels and pores (correct)
  • What is the primary function of PGP, a multi-drug transport protein mentioned in the text?

    <p>Prevent drug entry into cells</p> Signup and view all the answers

    What property of drugs allows them to dissolve and pass through cell membranes?

    <p>Lipid solubility</p> Signup and view all the answers

    In what kind of environment are weak acids best absorbed?

    <p>Acidic environment</p> Signup and view all the answers

    What factor determines whether a weak acid or base carries an electrical charge?

    <p>pH of the surrounding medium</p> Signup and view all the answers

    Which type of media causes acids to ionize and bases to remain uncharged?

    <p>Basic (alkaline) media</p> Signup and view all the answers

    What aspect influences the rate of dissolution of drugs?

    <p>Surface area</p> Signup and view all the answers

    Why are drugs mostly lipid soluble?

    <p>To help them dissolve and pass through cell membranes</p> Signup and view all the answers

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