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Pulmonary aspiration is the entry of solid or liquid material such as pharyngeal secretions, food, drink, or stomach contents from the oropharynx or gastrointestinal tract, into the trachea and lungs. [1] When pulmonary aspiration occurs during eating and drinking, the aspirated material is often colloquially referred to as "going down the ...
Aspiration, the inhalation of fluid while drinking, a common symptom of dysphagia. Aspiration, the practice of pulling back on the plunger of a syringe prior to injecting medication. Aspiration pneumonia, a lung infection caused by pulmonary aspiration; Aspiration thrombectomy, embolectomy where a thrombus is removed by suction; Bone marrow ...
In phonetics, aspiration is the strong burst of breath that accompanies either the release or, in the case of preaspiration, the closure of some obstruents.In English, aspirated consonants are allophones in complementary distribution with their unaspirated counterparts, but in some other languages, notably most South Asian languages and East Asian languages, the difference is contrastive.
The aspirate h ceased to be pronounced once more in either the 16th or the 17th century, but some grammarians kept insisting for it be pronounced into the early part of the twentieth century. Since the phonological behavior of aspirate h words cannot be predicted through spelling, usage requires a considerable amount of memorisation.
The voiceless glottal fricative, sometimes called voiceless glottal transition or the aspirate, [1] [2] is a type of sound used in some spoken languages that patterns like a fricative or approximant consonant phonologically, but often lacks the usual phonetic characteristics of a consonant.
Typical airflow in a four-stroke engine: In stroke #1, the pistons suck in (aspirate) air to the combustion chamber through the opened inlet valve.. A naturally aspirated engine, also known as a normally aspirated engine, and abbreviated to N/A or NA, is an internal combustion engine in which air intake depends solely on atmospheric pressure and does not have forced induction through a ...
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Aspiration pneumonia most often develops due to micro-aspiration of saliva, or bacteria carried on food and liquids, in combination with impaired host immune function. [30] Chronic inflammation of the lungs is a key feature in aspiration pneumonia in elderly nursing home residents and presents as a sporadic fever (one day per week for several ...