Common Name	Latency Epoch	Latency Range
Electrocochleography (EcochG) CM, SP, AP (N1, N2)	First	0 – 2 msec
Auditory Brainstem Response (ABR) I—VII	Fast	< 10 msec
Middle Latency Response (MLR) No, Po, Na, Pa, Nb, Pb	Middle	8 – 80 msec
Exogenous Late Potentials (ALR) P1, N1, P2, N2 Mismatched Negativity (MMN)	Slow	50 – 300 msec
Endogenous Late Potentials P300, CNV	Late	250 + msec
Other: Electrically Evoked Auditory Potentials