Block10-1/Fig 4a. 93W6746 Esophagus, upper portion, human (cs) H&E.

block10-1_11.jpg - Fig 4a. 93W6746 Esophagus, upper portion, human (cs) H&E.Fig 4b. 93W4875 Trachea and esophagus (cs) H&E.Both slides are taken from the upper portion of the esophagus.(Fig 4b shows the relationship between the trachea and theesophagus at the base of the neck.) All histological features ofthe upper portion of the esophagus are similar to its middleportion except the muscularis externa of the upper one third iscomposed of striated muscle. Please find similar structures in93W6748.

Fig 4a. 93W6746 Esophagus, upper portion, human (cs) H&E.
Fig 4b. 93W4875 Trachea and esophagus (cs) H&E.
Both slides are taken from the upper portion of the esophagus. (Fig 4b shows the relationship between the trachea and the esophagus at the base of the neck.) All histological features of the upper portion of the esophagus are similar to its middle portion except the muscularis externa of the upper one third is composed of striated muscle. Please find similar structures in 93W6748.

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