bronchus Hear it!

bronchus Definition

bron·chus (bräŋ′kəs)

noun pl. -·chi′-kī′

any of the major air passageways of the lungs; esp., either of the two main branches of the trachea, or windpipe

Etymology: ModL < Gr bronchos, windpipe

bronchus Usage Examples

Preposition: of

  • lung: Lung Cancer: - is a malignant tumor of the bronchi of the lungs.

Converse of object

  • call: The trachea then divides into two branches called the bronchi, which go into each lung.
  • dilate: They act on the B2 receptors of the sympathetic nervous system relaxing bronchial smooth muscle thereby dilating the bronchi.

Adjective modifier

  • main: The left main bronchus is more horizontal then the right.
  • right: A chest Xray showed a radio-opaque sphere in the area of the right main stem bronchus.
  • segmental: Each lobe receives named lobar bronchi dividing them into segmental bronchi that supply the bronchopulmonary segments.
  • left: The left main bronchus is more horizontal then the right.
  • small: They are in the small bronchi, where many are dying or dead, and also in some adjacent alveoli.
  • lobar: Each lobe receives named lobar bronchi dividing them into segmental bronchi that supply the bronchopulmonary segments.

Noun used with modifier

  • lobe: However the bronchoscopy also reveals a suspicious mass in the left superior lobe bronchus which is biopsied.