COVID-19 crossword

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Across
  1. 2. The system responsible for breathing.
  2. 6. A large family of viruses causing respiratory and gastrointestinal diseases in humans and animals.
  3. 7. A biological preparation that helps the immune system develop immunity to a specific disease.
  4. 9. A period of isolation or restriction imposed on individuals who may have been exposed to a contagious disease.
Down
  1. 1. An outbreak of a disease that occurs over a wide geographic area and affects an exceptionally high proportion of the global population.
  2. 3. A medical condition characterized by an elevated body temperature above the normal range.
  3. 4. The city where the COVID-19 outbreak was first identified.
  4. 5. A protective covering worn over the nose and mouth to help reduce the transmission of respiratory droplets and particles.
  5. 8. A reflex action of the body to clear the airways of irritants, mucus, or foreign particles, usually caused by respiratory infections, allergies, or other respiratory conditions.