| foreign body aspiration | <radiology> 80% most likely to be obstructive emphysema (air trapping), 20% most likely to be obstructive atelectasis, <1% most likely to be normal aeration, normal bronchi dilate during inspiration, the aspirated particle acts as a one-way valve, decubitus or inspiratory/expiratory views (12 Dec 1998) |
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| level of aspiration | <psychology> The degree or quality of performance (exhibited in a testing situation) which an individual desires to attain or feels he can achieve. (05 Mar 2000) |