gases 2 Flashcards

1
Q

dianas moleculares de AI

A

canales ionicos regulados por NT
gaba a glicina glutamato tipo nmda
canales de na y ca2+

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2
Q

AI potentes volatiles (caracteristicas)

A

modulacion positiva gaba a

potenciacion de los receptores de glicina

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3
Q

AI gaseosos (caracteristicas)

A

inactivos en los receptores GABA A

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4
Q

que y quien provoca inh de canales de calcio

A

anest volatiles

inotropo negativo y arritmogenia

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5
Q

vias aferentes y eferentes de la broncoconstriccion refleja

A

afer: NTS.. neuronas vagales
efer: nervio vago (Ach M3)

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6
Q

mayor broncodilatacion si efecto es en…

A

sertonina o histamina (que sobre acetilcolina)

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7
Q

de mayor a menos efecto broncoidilatador-

A

HAL=SEV>ISO=ENF>DES

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8
Q

aumento de paCO2 ( gases de mayor a menor)

A

HAL>SEV>ISO>DES

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9
Q

mecanismo para aumento de FR

A

reduce inhibicion pontina en los centros medulares

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10
Q

cuales son los gases que mas suprimen reflejos VA

A

HAL>SEV

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11
Q

de mayor a menor depresores de contractibilidad miocardica

A

HAL>ISO=SEV=DES

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12
Q

efecto de ISO en postcarga

A

aumento en la compliance Ao y disminucion en la resistencia

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13
Q

efecto de DES en postr carga

A

mayor potencia vasodilatadora pero disminuiria PA que SEV

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14
Q

redistribucion flujo sanguineo : DISM

A

higado riñones intestino

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15
Q

Aumenta o no cambia:

A

cerebro musculo priel

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16
Q

Grado Vasodilatacion (de mayor a menor9

A

HAL»EN>DES=ISO>SEV

17
Q

Autorregulacion se conserva mejor con

A

Sevofluorano que coin ISO y DES