⟩ True statements about ERG include
* a) It is abnormal in-patient with amblyopia
* b) It can be performed on anaesthetized patients
* c) It is affected by optic neuritis
* d) The a wave is produced by the photoreceptors
* e) Dark adaptation increase the amplitude of the a and b wave as well as the latency
Answer a. F b. T c. F d. T e. T