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11 Cards in this Set
- Front
- Back
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innervation of parietal pleura?
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phrenic and intercostal n.
parietal pleura is sensitive to pain |
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visceral pleura innervation?
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vagus n. origin - supplies vasomotor fibers for respiratory reflexes
insensitive to pain |
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two neurons of the ANS in thorax
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preganglionic and postganglionic
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what are the cholinergic fibers in the thorax?
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sympathetic preganglionic
parasympathetic preganglionic postganglionic USES ACH |
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what are the adrenergic fibers in the thorax?
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sympathetic postganglionic
USES norepinephrine except to sweatglands - cholinergic |
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Location of preganglionic cell bodies of the Sympathetic nervous system?
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lateral horn or intermediolateral cell column
between L1 and T12 |
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pathway of preganglionic sympathetic fibers?
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lateral horn
pass through white rami enter sympathetic chaing ganglion to synapse |
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pathway of sympathetic postganglionic fibers
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lateral horn
joins spinal nerve by way of gray rami communicantes |
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what do postganglionic sympathetic fibers supply?
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BV's
hair follicles sweat glands |
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function of sympathetic nervous system
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increase HR
dilate Bronchial lumen dilate coronary aa. |
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parasympathetic nervous system cards
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