1 Tracheoesophageal fistula: An abnormal channel forms to connect the trachea and the esophagus. 2  Passage of swallowed food from the esophagus into the trachea causes serious lung problems. 3  Tracheal foreign body: An object is inhaled (aspirated) and lodges in the trachea or one of its branches.
The cycle of hair growth in eyebrows is completely different and shorter compared to the cycle of hair growth in head. Usually for head hair, it will take around 5-6 months to regrow but in case of eyebrows it is only a matter of 2-3 months.
While scalp hair typically grows at the rate of 1/2 to 3/4 inch in about a month, it's somewhat different when it comes to nose hairs. A trimmed nose hair can take between 7 a â¦ nd 9 months to grow back to it's original length.