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Home > Health Library > Duodenum
The duodenum, or the first part of the small intestine, connects to the stomach. The duodenum is about 10 in. (25.4 cm) long and curved, almost forming a circle.
Current as of: June 6, 2022
Author: Healthwise Staff
Medical Review:E. Gregory Thompson MD - Internal Medicine & Adam Husney MD - Family Medicine
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