farmacos catecolaminas Flashcards

(14 cards)

1
Q

farmacos que pertenecen a la clasificacion de la catecolaminas

A

adrenalina/epinefrina
noradrenalina/norepinefrina
dopamina
isoprenalina

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2
Q

si se admisistran dosis bajas de epinefrina sobre que tipo de receptores tiene mas influencia

A

receptores beta

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3
Q

si se admisistran dosis altas de epinefrina sobre que tipo de receptores tiene mas influencia

A

receptores alfa

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4
Q

puede la epinefrina superar la BHE

A

no

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5
Q

aplicaciones de la epinefrina

A
parada cardiaca 
bloqueo cardiaco 
shock
hemoragias superficiales 
prolongar la anestesia local 
desconjestionar la nariz
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6
Q

se puede admisintrar subcutaniamente la noradrenalina

A

no por su efecto de vasoconstricion

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7
Q

sobre que tipo de receptores tiene mayor efecto la noradrenalina

A

receptore alfa

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8
Q

aplicaciones de la noradrenalina

A

limitadas por la vasoconstricon

  • shock
  • hipotension
  • hemoragias locales
  • descongesitionante local
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9
Q

dopamina que elementos la conforman

A

tirosina + l-dopa

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10
Q

vai de admistracion de la dopamina

A

unicamente iv

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11
Q

dopamina a dosis muy bajas

A

vaso dilatacion renal y aumento de la diuresis

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12
Q

dopamina en dosis bajas

A

hipotension

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13
Q

dopamina en dosis altas

A

aumento pa

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14
Q

aplicacion terapeutica de la dopamina

A

tratamiento de shock
suprimir la lactación
l-dopa para el parkinson

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