Question

Is respiratory system endodermal or mesodermal in origin?​

Answer 1

Answer:

The epithelium of the internal lining of the larynx, trachea, bronchi and lungs is entirely of endodermal origin. The cartilagenous, muscular and connective tissue of trachea and lungs are derived from splanchnic mesoderm. The lung bud is in open communication with the foregut.

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Answer 2

Answer:

The epithelium of the internal lining of the larynx, trachea, bronchi and lungs is entirely of endodermal origin. The cartilagenous, muscular and connective tissue of trachea and lungs are derived from splanchnic mesoderm.

Explanation:

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