[The pharyngoesophageal transition].

Estimated are the origin areas of the cricopharyngeal part of the constrictor pharyngis inferior muscle, of the longitudinal fibre system of the oesophagus, the cricopharyngeal ligament and the upper border of the circular fibres of the oesophagus. Measured were also the border of the oesophagus which is to be seen sidewards of the trachea. The results of the preparations and measurements are discussed with investigations of earlier researchers.