S7C1B

Circuitos eléctricos Aplicaciones biomédicas Anthony Macedo, Yuri Milachay, Lily Arrascue

Transmisión de impulsos nerviosos

Transporte de iones a través de membranas ,[object Object],[object Object],[object Object],[object Object],[object Object],Gradiente de concentración Gradiente de potencial Interior Exterior V in , c in V ex , c ex

Ejercicio de aplicación ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Modelos eléctricos de membranas: Célula muscular o nerviosa  90 mV  60 mV 0 +20 mV Potencial de acción V K I K R K V Na R Na I Na V i I i R i C

Modelos eléctricos de membranas: Célula muscular o nerviosa ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object], K = 75 mV I K R K = 530   Na R na = 760  I Na  i = 55 mV I i = 0,0144 mA R i = 2 000  1 2

Modelo de la fosforilación oxidativa ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],1 2 V O = 0,80 V I O R O = 1 250  V P = 0,20 V I m R m = 2 500  R P = 625  I P

S7C1B

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