2023-09-20T02:31:20+03:00[Europe/Moscow] en true <p>inhibit cardiac beta-adrenergic activation of adenylate cyclase; decreasing cAMP and ca++ influx</p>, <p>decrease hr, suppress abnormal pacemakers, slow ventricular response in atrial arrhythmias </p>, <p>increase; refractory period </p>, <p>a,d</p>, <p>b</p>, <p>c</p>, <p>fatigue, bronchospasm, hypotension, ed, depression</p> flashcards
Pharmacology of Class II: Beta Blockers

Pharmacology of Class II: Beta Blockers

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  • inhibit cardiac beta-adrenergic activation of adenylate cyclase; decreasing cAMP and ca++ influx

    MOA of BBs?

  • decrease hr, suppress abnormal pacemakers, slow ventricular response in atrial arrhythmias

    How do BBs affect the autorhythmic cells? (3)

  • increase; refractory period

    BBs have a class effect involving the _______ in the ________

    between action potentials.

  • a,d

    Which BBs are used as MI prophylactics?

    a) propranolol

    b) esmolol

    c) sotalol

    d) atenolol

  • b

    Which BBs are short-acting and used for surgery?

    a) propranolol

    b) esmolol

    c) sotalol

    d) atenolol

  • c

    Which BB has class 3 action?

    a) propranolol

    b) esmolol

    c) sotalol

    d) atenolol

  • fatigue, bronchospasm, hypotension, ed, depression

    AE's of BBs? (5)