Also known as: TR., TR-
TR stands for various terms. Discover the full forms, meanings, and possible interpretations of TR across different fields and industries.
The airway that extends from the larynx into the thorax where it divides into the right and left bronchi. It is composed of thin incomplete rings of hyaline cartilage connected by a membrane called the annular ligament. Also called windpipe.
MedicalMedicineTechnologySurgery to create an opening (stoma) into the windpipe. The opening itself may also be called a tracheostomy. A tracheostomy may be made as an emergency measure if the airway is blocked.
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