Speech

Brodmann area 44 (pars opercularis) and 45 (pars triangularis)

Other important brodmann's areas:
- 6 - premotor/sma
- 3, 1, 2 - S1
- 8 - frontal eye fields
- 17, 18 - V1
- 41, 42 - A1
- totally irrelevant in clinical practice but somehow you will continue to get pimped on and tested on them

From Chang et al 2017 in JNS:

MNI map of incidence of effects of stimulation

compiled map of probability of speech arrest -- note how it goes up to MFG and STG and even into T2/MTG. 

Wernicke's area is classically defined as the posterior STG as such:

anomia with stim

Blue = A1: aka heschl's gyrus