Exploring Postsynaptic Receptors
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Questions and Answers

Which mechanisms are considered very powerful in drug action?

  • Mechanism six and seven (correct)
  • Mechanism one and two
  • Mechanism three and four
  • Mechanism five and six

    • What is the role of mechanism six and seven in drug action?

  • They stimulate the receptors (correct)
  • They interact with neurotransmitters
  • They block the receptors
  • They require presynaptic machinery

    • What is the function of neurotransmitters in drug action?

  • They block the receptors
  • They require presynaptic machinery
  • They take the place of the neurotransmitter (correct)
  • They stimulate the receptors

    • Which term describes the strength with which a chemical wants to bind with a particular site?

    <p>Affinity</p> Signup and view all the answers

    What is the purpose of giving a partial agonist in opioid addiction treatment?

    <p>To relieve withdrawal symptoms</p> Signup and view all the answers

    What happens when a drug molecule with high affinity is given to a patient experiencing an opioid overdose?

    <p>It blocks the receptor and shuts it down</p> Signup and view all the answers

    What is the difference between direct and indirect drug action on a receptor?

    <p>Direct action involves binding to the principal site, while indirect action involves binding to alternate sites</p> Signup and view all the answers

    Which route of administration is considered the fastest way to get a drug into the bloodstream?

    <p>Intravenous injection</p> Signup and view all the answers

    What are some of the risks associated with intravenous drug use?

    <p>All of the above</p> Signup and view all the answers

    Which route of administration is commonly used in hospitals to deliver medicine quickly in emergency situations?

    <p>Intravenous injection</p> Signup and view all the answers

    Which route of drug administration is primarily used in animals for research purposes?

    <p>IP (intraperitoneal)</p> Signup and view all the answers

    Which route of drug administration involves injecting the drug into a muscle?

    <p>Intramuscular injection</p> Signup and view all the answers

    Which route of drug administration is commonly used for insulin?

    <p>Subcutaneous injection</p> Signup and view all the answers

    Which route of drug administration involves placing a drug under the tongue or in the mouth area?

    <p>Sublingual administration</p> Signup and view all the answers

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