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73 Cards in this Set
- Front
- Back
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muscarine
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muscarinic receptor agonist
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nicotine
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nicotinic receptor agonist (g& nmj)
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atropine
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muscarinic receptor antagonist
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hexamethonium
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nicotinic (g) receptor antagonist
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tubocurarine
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nicotinic (nmj) receptor antagonist
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stimulates nicotinic and muscarinic receptors
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acetylcholine
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stimulates muscarinic receptors
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muscarine
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stimulates nicotinic receptors
(ganglionic & nmj) |
nicotine
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inhibits muscarinic receptors
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atropine
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inhibits nicotinic receptors (ganglionic)
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hexamethonium
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inhibits nicotinic receptors (nmj)
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tubocurarine
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acetylcholine
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cholinergic receptor agonist
muscarinic & nicotinic (g & nmj) |
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epinephrine
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sympathetic adrenergic receptor agonist
alpha-1, alpha-2, beta-1, beta-2 |
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norepinephrine
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alpha-1, alpha-2, beta-1 receptor agonist
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phenylephrine
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alpha-1 receptor agonist
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clonidine
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alpha-2 receptor agonist
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dobutamine
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beta-1 receptor agonist
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terbutaline
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beta-2 receptor agonist
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isoproterenol
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beta-1, beta-2 receptor agonist
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phentolamine
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alpha-2, alpha-2 receptor antagonist
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propranolol
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beta-1, beta-2 receptor antagonist
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prazosine
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alpha-1 receptor antagonist
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yohimbine
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alpha-2 receptor antagonist
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metoprolol
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beta-1 receptor antagonist
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butoxamine
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beta-2 receptor antagonist
note: tool only, there are no drugs on the market that block only beta-2 |
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stimulates adrenergic receptors
alpha-1, alpha-2, beta-1, beta-2 |
epinephrine
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stimulates alpha-1, alpha-2, & beta-1 receptors
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norepinephrine
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stimulates alpha-1 receptors
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phenylephrine
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stimulates alpha-2 receptors
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slonidine
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stimulates beta-1 receptors
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dobutamine
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stimulates beta-2 receptors
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terbutaline
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inhibits alpha-1 & alpha-2 receptors
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phentolamine
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inhibits beta-1 & beta-2
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propranolol
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inhibits alpha-1 receptors
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prazosin
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inhibits alpha-2 receptors
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yohimbine
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inhibits beta-1 receptors
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metoprolol
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inhibits beta-2 receptors
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butoxamine
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contraction of the radial muscle of the iris
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alpha-1
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relaxation of ciliary muscle
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beta-2
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increases heart rate of SA node
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beta-1 (beta-2)
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increase contractility of the atria
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beta-1 (beta-2)
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increases the velocity of the AV node
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beta-1 (beta-2)
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increases the velocity of the purkinje fibers
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beta-1 (beta-2)
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increases the velocity and contractility of the ventricles
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beta-1 (beta-2)
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constriction of the arterioles
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alpha-1
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dilation of the arterioles
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beta-2
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constriction of the veins
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alpha
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dilation of the veins
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beta-2
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relaxation of the tracheal & bronchial smooth muscles
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beta-2
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decreased secreation of the glands of the lungs
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alpha-1
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increased secretion of the glands of the lungs
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alpha-2
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decreased motility of the stomach
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alpha-1, beta-2
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increased constriction of the stomach sphincters
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alpha-1
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decreased hotility of the intestines
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alpha, beta
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increased constriction of the sphincters of the intestines
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aplha
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decreased secreations of the intestines
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alpha-2
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relaxation of the gall bladder
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beta-2
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decreased renin release by the kidneys
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alpha-1
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increased renin release by the kidneys
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beta-1
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relaxation of the detrusor muscle
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beta-2
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contration of the sphincter of the bladder
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alpha-1
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contraction of the uterus of a pregnant woman
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alpha-1
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relaxation of the uterus of a pregnant woman
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beta-2
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relaxation of the uterus of a non-pregnant woman
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beta-2
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ejaculation
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alpha-1
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contraction of the pilomotor of the skin
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alpha-1
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relaxation of the sweat glands
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alpha-1
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decreased secretion of the pancreatic acini
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alpha
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decreased secreation of the pancreatic beta cells
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alpha-2
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increased secretion of the pancreatic beta cells
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beta-2
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associated with negative feedback
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alpha-2
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associated with positive feedback
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beta-2
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What is the mechanism of action of indirect-acting cholinergic agonists?
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inhibits cholinesterase, amplifying the action of endogenous acetylcholine (increases the concentration and half-life of acetylcholine in the synapses)
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