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13 Cards in this Set
- Front
- Back
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at lower doses where does epinephrine work
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B2
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what receptors are in the heart and which one predominates
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alphas
betas beta 1 predominates |
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in bronchial smooth muscle what Rc dominates and what is the ranking of the sympathomimetics
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B2 predominates and is dilates airways
ispn>epi>ne |
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in atrial strips (vasculature) what Rc dominates and what is the sympathomimetic ranking
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alpha 1 dominates
epi>ne |
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in the heart what Rc predominates and what is the ranking
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B1 predominates
ISPN>EPI>NE |
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in the vasculature what Rc do we have and what are their effects
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alpha 1 CONSTRICTS
alpha 2 CONSTRICTS beta 2 DILATES |
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what does activation of the receptors in the heart do
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increase rate (chronotropy)
increase force of contraction (ionotropy) rate of relaxation increased systole and diastole shortened |
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what is the net effect of cardiac rc activation
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increased cardiac output
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alpha 2 relates to what pathway
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Gi
muscarinic 2,4 |
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alpha 1 relates to what pathway
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Gq
muscarinic 1,3,5 |
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Betas relate to what pathway
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Gs
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what is the equation for pulse pressure
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pulse pressure = systolic - diastolic
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what is the equation for MAP
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diastolic pressure + 1/3pulse pressure
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