This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: ENT
Most common cause for nose bleeding is- 
Select and explain. 
A. Trauma to little's area, B. A.V. aneurysm, C. Postero superior part of nasal septum, D. Hiatus - semilunaris
A: Trauma to little's area
Answer: A: Trauma to little's area 
Explanation: Little area (also called as Kiesselbach’s plexus) is a highly vascular area in the anteroinferior part of nasal septum just above the vestibule
It is the most common site for nasal bleeding as this area is exposed to the drying effect of inspiratory current and to finger nail trauma.