COVID-19 Glossary
Special | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | ALL
T |
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Theophylline agentsThese agents open airways, prevent and relieve airway spasms, and prevent night-time cough and shortness of breath. | |
TheraPepA small, hand-held device that helps to keep the airways open and prevent the lungs from collapsing. | |
thoraxThe muscular and bony structure of the chest. | |
tidal volumeThe quantity of air inhaled and exhaled in one respiratory cycle during regular breathing. | |
total lung capacity testA test that measures the amount of air in the lungs after a person has breathed in as much as possible. | |
tracheaThe main airway (windpipe) supplying air to both lungs. | |
tracheostomyA surgical opening made when necessary in the main airway, the trachea. | |
V |
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vaccineAn injected medication that might stimulate the immune response to protect a person from an infection. | |
ventilatorA device that delivers air into the lungs through a tube that is placed into the mouth or nose and down into the windpipe. | |
viral sheddingThe period of time after the virus has replicated in the host and is being emitted. | |
virulenceA measure of how much damage a germ does. Virulence can also refer to chemicals and toxins. COVID-19 is more virulent than the flu but less virulent than SARS and MERS. | |
virusA type of germ or microbe. Viruses are not considered alive because they don’t have the tools they need to replicate on their own. The flu, COVID-19, Zika and Ebola are all caused by viruses. Viruses cannot be treated with antibiotics. | |
vital capacityMaximal breathing capacity; the amount of air that can be expired after a maximum inspiration | |
W |
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wheezingThe high-pitched whistling sound of air entering or leaving narrowed airways | |