Getting Your ATP Certificate. Achieving the highest level of pilot certification is harder than ever. Here is how to do it. The Airline Transport Pilot Multi-Engine certificate is the crown jewel of pilot ratings and is required for pilots flying passengers or cargo under Part 121 and some Part 135 operations.
â¢ BRONCHODILATOR (noun). The noun BRONCHODILATOR has 1 sense: 1. a drug that relaxes and dilates the bronchial passageways and improves the passages of air into the lungs. Familiarity information: BRONCHODILATOR used as a noun is very rare. Dictionary entry details.
Ventilators are a type of respiratory equipment that breathes for a person when he or she is unable to pull air into the lungs independently. In the most basic sense, a ventilator is a device that blows air into the lungs and creates positive air pressure within the alveoli.