Diaphragm develops from all except?
Correct Answer: Dorsal mesocardium
Description: Development of diaphramDiaphragm develops from 4 structures derived from mesoderm which unite to form a sheet.Septum transversum :- Gives origin to sternal pa and central tendinous region.Pleuroperitoneal membrane :- Dorsal paired poion.Dorsal mesentry of oesophagus :- Gives origin to crural pa (Dorsal unpaired poion).Lateral body walls (from cervical myotome) :- Gives origin to peripheral costal poion of diaphragm.
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Anatomy
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