noun

• The passage formed by the mouth, nose, throat, and lungs, through which air passes during breathing.

  as modifier ‘respiratory tract infections’

  More example sentences

  • ‘As powder is inhaled, it can sensitize an individual through the mucous membranes of the respiratory tract.’
  • ‘These fumes are toxic and may have irritating effects on mucous membranes of the respiratory tract and eyes.’
  • ‘The common cold is a contagious viral infection of the upper respiratory tract affecting the nose and the throat.’
  • ‘The herb's primary internal application is a supportive therapy for colds and chronic infections of the respiratory tract and lower urinary tract.’
  • ‘Ozone is a toxic gas which in large quantities can cause irreversible damage to lung tissue and the respiratory tract.’