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42 Cards in this Set
- Front
- Back
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Functions of Alpha 1 receptor
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pupillary dilation, vasoconstrictor
sphincter and uterus constrictor |
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Functions of Alpha 2 receptor
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Lowers cAMP , Lipolysis
Insulin release, norepinephrine, Ach, Salivary secretion, heart rate, induces platelet aggregation |
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Functions of Beta 1 receptor
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Increases Heart rate, Contractility, Cardiac output, Renin release
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Functions of Beta 2 receptor
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Blocks Histamine release,
expands alveoli, Increases cAMP, blood flow dilatation, glucose supply, Insulin release, salivation. Relaxes uterus. |
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Epinephrine + digoxin can induce
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Arrhythmias
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Epinephrine is a
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Beta agonist, strengthens myocardial, increase BP.
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Epinephrine to treat
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acute asthma, anaphylactic shock
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Epinephrine decreases
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Renal blood flow
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Albuterol which receptor
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selective B2
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Albuterol to treat
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Chronic asthma
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Norepinephrine
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alpha agonist, treats shock
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Atropine effects
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stops vagal influence
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Isoproterenol which receptor
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B1 and B2 nonselective
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Dopamine which receptor
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alpha and beta
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Dopamine at low doses?
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inotropic effect on the heart
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Dopamine at high doses
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vasoconstrictor
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Fenoldopam on which receptor
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alpha 2 agonist
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Fenoldopam action?
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rapid vasodilator
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Fenoldopam use in
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severe hypertension
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Dobutamine is a
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Beta 1 agonist
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Oxymetazoline is a
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both Alpha 1 and 2 agonist
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Oxymetazoline can
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induce vasoconstriction
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Phenylephrine
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primarily alpha 1 agonist
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Phenylephrine raises
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systolic and diastolic BP
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Phenylephrine on eyes
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mydriasis effect
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Clonidine is a
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alpha 2 agonist
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Clonidine effects
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lowers BP, is central acting
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Metaproterenol which receptor
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B2 selective agonist
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Albuterol acts on
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B2 agonist, short bronchodilator
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Terbutalamine which receptor
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B2 agonist and is a uterine relaxant
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Salmeterol acts on
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B2 selective long acting
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Amphetmaine acts on
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alpha 1 and beta agonist.
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Ephedrine which receptor
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alpha and beta . BP rises and bronchodilation
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Phentolamine acts on
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alpha 1 and 2 antagonist
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Phentolamine actions
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Vasodilator
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Prazosin on receptor?
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selective alpha1 antagonist
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Prazosin to treat
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hypertension
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Yohimbine is a
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alpha 2 blocker
relieves vasoconstriction |
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Propranolol is a
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non selective beta antagonist
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Propranolol effect is
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negative inotropic effect
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Timolol and Nadolol
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Beta 1 and beta 2 blovker
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Timolol and Nadolol to treat
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chronic open-angle glaucoma
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