- The angle of divergence from the tracheal axis issmaller on the right.- Airflow through the right lung is greater thanthrough the left.- The carina is more likely to be located to the leftof midline rather than to the right
– The angle of divergence from the tracheal axis is smaller on the right. – Airflow through the right lung is greater than through the left. – The carina is more likely to be located to the left of midline rather than to the right
Foreign bodies in the trachea is more than in theright bronchus In the larynx or glottis are least
◼ Foreign bodies in the trachea is more than in the right bronchus ◼ In the larynx or glottis are least
Bigger and erose foreign bodies are easy to set inSpiculate foreign bodies can pierce into themucous membranes so that root in one placeSmooth and small foreign bodies move with theairflowMost foreign bodies can change their position,sometimes can cough out from one bronchi toanotherbronchi
◼ Bigger and erose foreign bodies are easy to set in ◼ Spiculate foreign bodies can pierce into the mucous membranes so that root in one place ◼ Smooth and small foreign bodies move with the airflow ◼ Most foreign bodies can change their position, sometimes can cough out from one bronchi to another bronchi
Nature of foreign bodiesNon-irritatingtype_Plastic, glass or metallic foreign bodies arerelatively non-irritating and may remainsymptomless for a long time
Nature of foreign bodies ◼ Non-irritating type _Plastic, glass or metallic foreign bodies are relatively non-irritating and may remain symptomless for a long time
Irritating typeVegetables orforeign bodies like peanutsbeans, seeds, etc. set up a diffuse violentreaction leading to congestion and oedema ofthe tracheobronchial mucosa“vegetalbronchitis"_They also swell up with time causing airwayobstruction and later suppuration in the lung
◼ Irritating type _Vegetables or foreign bodies like peanuts, beans, seeds, etc. set up a diffuse violent reaction leading to congestion and oedema of the tracheobronchial mucosa “vegetal bronchitis”. _They also swell up with time causing airway obstruction and later suppuration in the lung