graph points to rememberrrrrrrrrr Flashcards

1
Q

what is the peak of rhodopsin? (rod spec sensitivity)

A

507nm

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2
Q

what are the peaks of the 3 pone pigments and their combined peak? (cone spec sensitivity)

A

L: 565nm
M: 535nm
S: 430nm
combined: 555nm

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3
Q

what are the points in wavelength to rmb for photochromatic interval?

A

350nm- just before 650nm
at 650nm
after 650nm

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4
Q

what are the points in time to rmb for DA curve

A
0-10min: cone branch
~10-12 min: cone plateau (absolute threshold)
~12 min: rod cone break
12-35 min: rod branch 
tail: rod plateau (absolute threshold)
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5
Q

what are the peaks for cone spec in CVD? (hint there is no set number)

A

normal: 555nm
protanopia: shorter nm
deuternopia: longer nm
tritanopia: 555nm but at lower sensitivity

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6
Q

at what wavelengths do protanopes and deutanopes have good and bad hue disc?

A

good at 490nm

none beyond 545nm

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7
Q

at what wavelengths do tritanopes have good and bad hue disc?

A

good: longer nm

none at 495nm

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8
Q

what are the saturation neutral points for protanopes, deutanopes and tritanopes? what to note for anomalous defects?

A

protanopes: 492nm
deutanope: 498nm
tritanopes: 569nm

protanomaly and deutanomaly have same points but abnormal saturation perception at these points

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