<prompt> Incisura terminalis is betweenTragus and crux of helixEar lobule and antihelixAntihelix and external auditory meatusTragus and ear lobule  <response>: There is no cartilage between tragus and crus of the helix and an incision made in this area will not cut through the cartilage and is used for the endaural approach in surgery of external auditory canal and mastoid. 