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15 Cards in this Set
- Front
- Back
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What are the 3 categories that are innervated by the ANS?
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Smooth muscle, cardiac muscle, and glands
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If you cut the ANS innervation to a muscle, describe what would happen
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the muscles WOULD still function
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Describe the OVERALL innervation pathway of ANS
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2 neurons: 1 to ganglia, then another to the effector organ
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Top letter is NT, bottom is receptor
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a - AcH
b - Nicotinic c - ach d - nicotinic e - NE f - Alpha Beta g - Ach h - Muscarnic i - AcH j - Nicotinic |
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In horner's syndrome, what are 5 defining symptoms? what is the cause of horners?
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Loss of Sympathetic innervation of head
1. pup constriction 2. anhydrosis 3. vasoDILATION 4 - ptosis (droopy lid) 5 - warm blush |
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Where is the location of the Pregangilionic fibers of SNS synapsing? Why is this segnificant?
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In the Adrenal Medulla, wheree adrenaline is put into blood
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What is the composition of adrenaline?
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80% epinephrine, 20 noreppy
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In a cholinergic fiber, the process begins with the uptake of __1__. once this has been uptaken it is combined to __2__ through th enezyme __3__. Then __4__ is released.
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1 Choline
2. acetyl coa 3. acetyl transferase 4. ACH |
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What enzyme breaksdown ACH into Acetate?
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acetylcholineesterase
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When ACH has an inhibitor effect, what is the mechanism by which it operates?
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opens Potassium gates to HYPERpolarize the cell
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SYMPATHETIC or PARASYMP effects: Nicotinic receptors?
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BOTH
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a - tyrosine
b - n/a c - tyrosine hydroxylase d - DOPA e - dopamine f - dopa decarboxylase g - norep h - dopamine beta hydroxylase i - COMT, reuptake, MAO j - choline k - acetyl coa l - choline acetyl transferase m - ACH n - N/A o - N/A p - ACH q - N/A r - acetylcholineESTERase |
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3 types of muscarinic receptors:
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m1 - increase Ca in gangl/glands
m2 - open K in cardiac/smooth m3 - increase CYTOSOLIC CALCIUM in glands/smooth |
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what type of SYM receptor is located @ the heart to act on rate/force?
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B1
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where is the only location of a cholinergic synapse in sympathetic, other than pre-ganglionic?
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Sweat glands
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