Which of the following structure is preserved in Type I Modified radical neck dissection?: (A) Sternocleidomastoid, (B) Spinal accessory nerve, (C) Level IX lymph node, (D) Internal juglar Nein
Answer is B. Modified radical neck dissection involves removal of I - V lymph nodes & 
In type 1: Spinal accessory nerve is preserved.
In type 2: Internal juglar vein is preserved.
In type 3: Sternocleidomastoid.