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10 Cards in this Set
- Front
- Back
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Where does (α1) exert its effects
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Constriction of the SM of Blood vessels of the skin, kidneys and mucous membranes
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Where does β2 have effects and what are they
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-Relaxation of the BV supplying Sk muscle
-Promotes K uptake into Sk. Muscles -Relaxation of the Bronchial and uterine SM, -aids B1 in increaseing Heart rate and force of contraction in the heart -Aids B3 in glycogenolysis inc in liver and lipolysis in adipose tissue |
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Where does B1 act?
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Increase heart rate(AV node) and contraction force along with B2
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Where does B3 act?
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Increase glycogenolysis(liver) and lipoloysis(adipose)
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What receptors affect modulation of insulin, renin and pituitary sectetion?
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β1, α1 and α2
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what receptor causes inhibition of neurotransmitter release through activation of presynaptic receptors?
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α2
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What do B3 receptors do?
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increase lipolysis in fat cells
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Where are the important actions of the DA receptors?
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Brain, renal and splanchnic vaculature
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What is the action of D1 receptors?
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Dialation of renal blood vessels via stimulation of adenylyl cyclase
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What is the action of D2 receptors?
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Inhibits adenylyl cyclase and inhibit release of NT
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