A tracheostomy (trach) is an opening (stoma) through the neck into the trachea (windpipe). A plastic trach tube is inserted into the. stoma. It acts as an airway and helps to clear. secretions from the lungs. Most trach tubes have three parts: â  Outer cannula (tube) to maintain the.
The average maximum daytime temperature in Tenerife in November is a warm 23Â°C (73Â°F), while the average minimum night-time temperature is a comfortable 17Â°C (63Â°F). On average 52 mm (2 inches) of rain normally falls in Tenerife during November with rain falling on 7 days of the month.
March Weather Averages for Tenerife. At the beginning of March the weather pattern is pretty much the same as the two previous months. Jackets are still a requirement for journeys to the higher levels or for early morning excursions and late nights on the coastal areas.