Term
| -with the eye as the target organ, what is the sympathetic effect? parasympathetic effect? |
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Definition
-sympathetic:pupil dilation via the contraction of the radial muscle of the iris
-parasympathetic: pupil constriction via contraction of the circular muscle of the iris |
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Term
| -with the digestive glands as the target organ, what is the sympathetic effect? parasympathetic effect? |
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Definition
-sympathetic: decrease secretions (beta2)
-parasympathetic: increase secretions (M3) |
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Term
| -with the digestive tract (smooth muscle) as the target organ, what is the sympathetic effect? parasympathetic effect? |
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Definition
-sympathetic: decrease motility & contractility; sphincter constriction (contraction of the smooth muscle) with alpha1
-parasympathetic: increase motility & contractility (M3) |
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Term
| -with the heart as the target organ, what is the sympathetic effect? parasympathetic? |
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Definition
-sympathetic: increase heart rate (beta1)
-parasympathetic (decrease heart rate (M2) |
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Term
| -with the liver as the target organ, what is the sympathetic effect? parasympathetic? |
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Definition
-sympathetic: glycogen breaks down & glucose released into bloodstream
-parasympathetic: NO INNERVATION |
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Term
| -with the blood vessel (smooth muscle) as the target organ, what is the sympathetic effect? parasympathetic? |
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Definition
-sympathetic: vasoconstriction (contraction), decrease in blood flow with alpha1
-parasympathetic: NO INNERVATION *those serving external genitalia, specifically eractile tissue, are via M3 receptors |
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Term
| -with the respiratory system as the target organ, what is the sympathetic effect? parasympathetic? |
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Definition
-sympathetic: relaxation of bronchial smooth muscle, increase in airflow via beta2
-parasympathetic: contraction of bronchial smooth muscle (M3) |
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