Nose Goes

Question:  A patient is referred to you for revision rhinoplasty as she is dissatisfied with tip ptosis.  She underwent previous septorhinoplasty primarily for nasal obstruction.  Depression of the nasal tip shows significant laxity and flail alar cartilages.  What are the three major tip support mechanisms?  [Answer will be posted with next week's new question]

Answer to last week's question, Can't You Hear Me Knocking (September 21, 2015): 

Noise exposure.  The characteristic drop at 4 kHz represents the "noise notch".