Choanal atresia is often related to the presence of a congenital abnormality and only a few cases involve the occurrence of mucosal fibrosis of the surrounding choana after trauma.
Harry could tell that Voldemort had not expected Dumbledore to know this name; he saw Voldemort's eyes flash red again and the slitlike nostrils flare.
That's onychophagia. Is it a) Picking your nose b) Biting your nails or c) Talking very loudly Those are all very bad habits. I'm going to go for a) picking your nose.