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14 Cards in this Set
- Front
- Back
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phenylalanine converts to...
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p-Tyrosine
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phenylalanine converted by...
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phenylalanine hydroxylase (hydroxylation)
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p-Tyrosine converts to...
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Dopa
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p-tyrosine converted by...
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tyrosine hydroxylase (hydroxylation)
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Dopa converted to
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dopamine
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Dopa converted by...
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dopa decarboxylase (decarboxylation)
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dopamine converted to...
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norepinephrine
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dopamine converted by...
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dopamine Beta-hydroxylase (hydroxylation)
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norepinephrine converted to..
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epinephrine
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norepinephrine converted by..
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phenylethanol-N-methyltransferase (methylation)
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order of catecholamine synthesis
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phenylalanine -> p-Tyrosine ---> dopa --> dopamine --> norepinephrine --> epinephrine
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5 H's of pheochromocytomas
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hypertension
headache hyperglycemia hyperhydrosis hypermetabolism |
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effects of magnesium on catecholamines
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inhinits cat. release thus will cause vasodilation
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cushing's triad
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hypertension
bradycardia irregular respirations |
