Examlex
The correct result (indicating the proper number of significant figures) of the following calculation of the molecular mass for H2SO4 is ________. 4 × 15.9994 + 32.066 + 2 × 1.0079
Pleural Effusion
Accumulation of fluid in the pleural cavity, the space between the lung and the chest wall, which can impair breathing and is indicative of underlying disease.
Continuous Closed Chest Drainage
A medical procedure where a closed system is used to remove air, blood, or fluid from the pleural space to maintain lung expansion.
Tuberculin Skin Test
A diagnostic test for tuberculosis where tuberculin is injected into the skin and the reaction is measured.
HIV Positive
A status indicating that an individual has been infected with the human immunodeficiency virus, which may weaken their immune system and can lead to AIDS if not treated.
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