The only cause for aspiration during the swallow is reduced laryngeal closure. During the swallow, the larynx closes at 3 levels: epiglottis and aryepiglottic folds, false vocal folds, and true vocal folds. In order for aspiration to occur during the swallow, food must penetrate all 3 levels.
Define trash. trash synonyms, trash pronunciation, trash translation, English dictionary definition of trash. n. 1. a. Worthless or discarded material or objects; refuse or rubbish. b. A place or receptacle where rubbish is discarded: threw the wrapper in the trash....
Meaning: The remains of something that has been destroyed or broken up. Classified under: Nouns denoting substances. Synonyms: debris; detritus; junk; rubble; dust. Hypernyms (rubble is a kind of...): rubbish; scrap; trash (worthless material that is to be disposed of) Hyponyms (each of the following is a kind of rubble): slack (dust consisting of a mixture of small coal fragments and coal dust and dirt that sifts out when coal is passed over a sieve)