Effects premature infants. Lack of surfactant causes lung collapse. Steroids are used to stimulate surfactant production. Alternatively surfactant can be administered to the lungs. 1% of new-borns are affected,
1 of 6
Pulmonary Agenesis
Failure of respiratory diverticulum to split. Errors in branching morphogenesis range from entire lung loss to abnormal bronchi segments.
2 of 6
Pulmonary hypoplasia
Reduced pulmonary segments or terminal sacs. Communication between mesenchyme and lung essential for correct branching.
3 of 6
Week 4
The lungs begin to develop. They will become organised into two areas: conducting and respiratory
4 of 6
Oesophageal atresia
Blocked oesophagus
5 of 6
Tracheoesosphageal fistula:
Failure of oesophagus and trachea to septate
6 of 6
Other cards in this set
Card 2
Front
Failure of respiratory diverticulum to split. Errors in branching morphogenesis range from entire lung loss to abnormal bronchi segments.
Back
Pulmonary Agenesis
Card 3
Front
Reduced pulmonary segments or terminal sacs. Communication between mesenchyme and lung essential for correct branching.
Back
Card 4
Front
The lungs begin to develop. They will become organised into two areas: conducting and respiratory
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