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20 Cards in this Set
- Front
- Back
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alveoli
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the small air sacs of the lungs
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antigenic drift
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slow changes in the antigenic properties of a pathogen due to the constant and steady changes in the gene sequence (i.e. mutations) resulting in a minor change in antibody reactivity with the antigen
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antigenic shift
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a rapid and sudden change in antigenic and/or other properties of a pathogen due to genetic recombination between different strains of a pathogen
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antigenic types
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refers to strains or isolates of a pathogen which have distinct antigens as defined by reactivity with antibodies (i.e. serotype)
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bronchiolitis
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inflammation of the bronchioles
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bronchitis
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inflammation of the bronchi
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influenza
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a disease caused by the influenza virus (aka flu). distinct from the common cold in that it can be quite severe and mortal
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mucous membrane
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an epithelial layer that secretes mucus
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nasopharynx
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referring to the nose and throat
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pharyngitis
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inflammation of the pharynx (i.e. sore throat)
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pneumonia
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inflammation of the lungs and especially the alveoli
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rhinitis
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inflammation of the mucous membranes of the nose and nasal passages
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serotype
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refers to immunological variations between strains of infectious organisms such as bacteria and viruses
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sputum
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mucus that is coughed up
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chemokine
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small proteins that function to attract white blood cells to the site of injury as part of the inflammatory response (i.e. hormones)
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decongestant
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a medication or treatment that relieves congestion of the respiratory system y reducing swelling
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epiglottiitis
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inflammation of the epiglottis (lid-like structure that prevents food from entering the trachea and lungs)
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expectorant
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an agent that increases bronchial secretion and facilitates expulsion of mucus (i.e. sputum)
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RSV respiratory synctial virus
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a very common virus found primarily in children
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syncytia
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a large cell containing many nuclei due to the fusion of cells
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