anestesicos generales Flashcards

1
Q

MA inhalatorios

A

activan canales de k+ ligando dependientes

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2
Q

MA ketamina y N2O

A

antagonistas NMDA (glutamato)

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3
Q

MA etomidato, propofol y volátiles

A

activan rc GABA

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4
Q

mide la potencia del anestesico

A

CAM (menor) y coef aceite/gas (mayor) –> halotano

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5
Q

mide la velocidad de induccion

A

coef sangre/gas (menor) –> mas hidrosolubles mas VI (N2O)

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6
Q

mide la vel de distribucion

A

coef grasa/sangre (menor)

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7
Q

como pasan los anestesicos al pulmon (capilares)

A

difusion pasiva

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8
Q

Para inducción utilizamos

A
anestesicos IV: (4)
accion corta: <10mins
etomidato
ketamina
propofol
tiopental 
accion media: 10-30 mins
Diazepam + midazolam
accion larga: >30 mins
Lorazepam
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9
Q

produce fallo suprarrenal en infusion prolongada

A

etomidato

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10
Q

ta y etomidato

A

poco hipotensor

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11
Q

induccion de anestesia en cardiopatas o pacientes con riesgo de IC

A

etomidato

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12
Q

único anestesico IV que no estimula GABA

A

Ketamina (antagonista NMDA)

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13
Q

caracteristicas de anestesia que produce ketamina

A

disociativa: analgesia, amnesia y catatonia (no pierden fu. respis o reflejos) se quedan medio despiertos y produce alucinaciones (mala anestesia)

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14
Q

anestesico IV que se utiliza para induccion y mantenimiento de anestesia

A

propofol (cirugia ambulatoria)

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15
Q

depresion respiratoria en analgesicos IV

A
  • etomidato: no produce

- propofol: si y es hipotensor

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16
Q

produce hipnosis rapida

A

propofol

17
Q

GI y propofol

A

es antiemetico

18
Q

ta y propofol

A

disminuye–> hipertension post intubacion

19
Q

unico barbiturico que se usa como anestesico

A

tiopental

20
Q

anestesico general mas potente

A

halotano (cam bajisimo)

21
Q

pungent

A

desflurano

22
Q

induccion rapida anestesicos inhalatorios (3)

A

N20
desflurano
sevolurano
BLOOD/GAS BAJOS

23
Q

induccion y recuperacion medias (3)

A

Halotano
isofluorano
enfluorano
(mantenimiento de anestesia)

24
Q

mas liposoluble

A

halotano

25
Q

pediatria

A

halotano

26
Q

sedacion en odontologia

A

N20

27
Q

inotropico - y pt CI en cardiopatas

A

halotano

28
Q

VD

A

todos los inhalatorios pero no modifican contractilidad
isoflurano
desflurano
sevoflurano

29
Q

halotano CV

A

ino -

crono + (sensibiliza el miocaridio a CA)

30
Q

indicado en cardiopatas

A

etomidato
isoflurano
desflurano
sevoflurao

31
Q

CI en cardiopatas

A

halotano (hipotensor, ino -, arritmogenico)

propofol (depresion CV)

32
Q

produce hipertermia maligna con succinilcolina (2)

A

halotano

isoflurano

33
Q

producen laringoespasmo e irritantes

A

isoflurano

desflurano

34
Q

es nefrotóxico

A

compuesto A–> sevoflurano

35
Q

miorelajantes

A

Iso (menos)

Sevo (mas)

36
Q

Broncodilatadores

A

Halotano y sevoflurano

37
Q

no irritantes (no sé de qué)

A

halotano
sevoflurano
NO