Prehospital Pharmacology & Neurological Emergencies Quiz
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Questions and Answers

Which medication is commonly used for the treatment of seizures and has the trade name 'Versed'?

  • Phenobarbital
  • Lorazepam
  • Midazolam (correct)
  • Diazepam
  • Which of the following medications acts by enhancing the effect of the neurotransmitter GABA to suppress excessive excitatory stimulation in seizures?

  • Gabapentin
  • Diazepam (correct)
  • Barbiturates
  • Lorazepam
  • Which medication is NOT a benzodiazepine used in the management of seizures?

  • Lorazepam
  • Midazolam
  • Diazepam
  • Phenytoin (correct)
  • Which medication is classified as a barbiturate and can be used in the treatment of certain types of seizures?

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

    Which medication is commonly indicated for anxiety, but can also be used for the management of certain types of seizures?

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

    Which type of medication binds to all Beta receptor sites without selectivity?

    <p>Nonselective Beta Blocker</p> Signup and view all the answers

    What is the primary mechanism of action of Gabapentin?

    <p>Inhibiting the release of excitatory neurotransmitters</p> Signup and view all the answers

    How does Magnesium Sulfate affect neuromuscular transmission?

    <p>Blocks the entry of calcium into synaptic endings</p> Signup and view all the answers

    Which neurotransmitter is affected by Gabapentin in its mechanism of action?

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

    What is one of the effects of Magnesium Sulfate on cerebral vasculature?

    <p>Promoting cerebral vasodilation</p> Signup and view all the answers

    How does Gabapentin affect voltage-gated calcium channels?

    <p>Decreases their density</p> Signup and view all the answers

    What role does Magnesium Sulfate play in inhibiting neuromuscular transmission?

    <p>Blocks calcium entry into synaptic endings</p> Signup and view all the answers

    What effect does phenytoin have on GABA and glutamate uptake?

    <p>Facilitates GABA uptake and also increases glutamate uptake</p> Signup and view all the answers

    How does phenytoin affect normal brain activity at therapeutic doses?

    <p>Has no effect on normal brain activity</p> Signup and view all the answers

    Which anticonvulsant medication increases the relative refractory period?

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

    Where does phenytoin act within neurons to exert its effect?

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

    What is the primary mechanism of action of phenytoin?

    <p>Stabilizing neuronal membrane by blocking sodium channels</p> Signup and view all the answers

    Which neurotransmitter system is directly affected by phenytoin?

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

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