cardiovascular and respiratory system

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Across
  1. 2. Is inflammation of the sheet-like layers that cover the lungs (the pleura)
  2. 5. Is Chronic bronchitis is defined as a productive cough that lasts at least three months
  3. 6. Is a tube extending from the back of the nasal cavity and mouth to the esophagus in vertebrate animals that is the passage through which air passes to the larynx and food to the esophagus.
  4. 8. Is an infectious disease that most often affects the lungs and is caused by a type of bacteria.
Down
  1. 1. By germs, such as bacteria, viruses, and fungi.
  2. 3. A thin sheet of material forming a partition
  3. 4. The spaces inside the nose, known as sinuses, to become inflamed and swollen.
  4. 7. Is a disease that affects your lungs.