<prompt> Site of lesion affecting V, VI VII cranial nerveMidbrainPonsMedullaAll  <response>: B. i.e. Pons- 3rd 4thQ cranial nerve attach to mid brain; 5th Q c.n. to pons; 6t1, 71, gth Q to junction between pons medulla; 9th, 10th, 11th, 12th Q attach to medullaAcoustic neuroma is most common cerebellopontine angle tumorQ. 5th nerve is the earliest nerve to be involved.Q fb gth, 9th, 10th, 6th, 7th etc. 