____ occurs when the linings of one or more sinuses become infected, usually as the result of viruses or bacteria.

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Sinusitis occurs when the linings of one or more sinuses become infected, usually as the result of viruses or bacteria. Black lung is a disease caused by long-term exposure to coal dust. Asthma is a chronic respiratory condition characterized by episodes of wheezing, shortness of breath, and coughing. Bronchitis is an inflammation of the lining of the bronchial tubes, which carry air to and from the lungs.

____ Occurs When the Linings of One or More Sinuses