True statement about dark adaptation includes:
Submitted by: Administrator* a) There is a shift in peak spectral sensitivity from 555 nm to 505 nm with dark adaptation
* b) Rods are more sensitive than cone during dark adaptation
* c) Biphasic changes only occur in retina, which processes both rods and cones
* d) Its takes about 30 seconds in man
* e) It is delayed in-patient with vitamin A deficiency
Answer a. T b. T c. T d. F e. T
Submitted by: Administrator
* b) Rods are more sensitive than cone during dark adaptation
* c) Biphasic changes only occur in retina, which processes both rods and cones
* d) Its takes about 30 seconds in man
* e) It is delayed in-patient with vitamin A deficiency
Answer a. T b. T c. T d. F e. T
Submitted by: Administrator
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