Case 28: A lady with failing eye sight

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Domanda 1 of 1

  Tempo Rimasto


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Put the order of transduction into the correct steps.

Abbina il testo (clicca e trascina)   

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Abbina Il Testo

1

2

3

4

Clicca e trascina

phosphodiesterse is activated

Light hits retina and the altered rhodopsin/photopsin molecule activates transducin allowing GDP to be exchanged for GTP

cone/rod hyperpolarises releasing less neurotransmitter

phosphodiesterase hydrolyses cGMP causing Na and Ca channels to close, while K channels remain open


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