The jejunum is the 2-2.5 meters long middle part of the small intestine, situated between duodenum and ileum. Its structure is characterized by intestinal glands (crypts of Lieberkühn) and high circular folds.

Histology

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Mesothelioma is a rare, aggressive form of cancer that develops in the thin tissue lining that surrounds and protects the lungs, abdomen, heart, and very rarely, the testicles. This protective tissue lining is known as the mesothelium. The main ... [more]

Dental caries is a multifactorial disease of the hard substance of the tooth, which when untreated increasingly destroys the structure and function of the teeth and leads to tooth loss.

Epidemiology
Approximately 98% of the population in Europe is ... [more]