Photoreception And Nerve Impulse Flashcards
1
Q
What is the light sensitive protein in the eye
A
Rhodopsin
2
Q
How do cone cells differ from rod cells
A
Absorb a specific wavelength
Colour
3
Q
How do rod cells differ from cone cells
A
Absorb wider range of wavelengths
More low light sensitivity
Greater amplification
4
Q
What does amplification do
A
Converts stimulation by photon into large effect on ion movement
5
Q
Do the number of molecules from Transducin to PDE to cGMP, increase or decrease
A
Increase
