Modeling the
First Steps
of Vision:

Analysis of
Photocurrent
Activation

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Introduction

The Retina
Fig. 1

The cGMP Casade
Fig. 2

Questions re: Photocurrent Activation

Salamander vs Primate Rod Flash Responses
Fig. 3

Sal vs Primate Rod vs Primate Cone Flash Responses
Fig. 4

Time-Window of Analysis
Fig. 5

Rising Phase of Salamander Rod w/Linear Model. . .
Fig. 6

. . . plus Rising Phase of Human Rod & Cone ERG A-Waves
Fig. 7

Conclusions

Equations for the Full Linear Model

Lamb & Pugh Equation

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