Innervation
Innervation The innervation of the small bowel resembles that of the large intestine described in Chapter 13. The intrinsic innervation is discussed in Chapter 10. Related posts: Embryology and Development…
Gross Features
Gross Features The human small intestine, which extends from the gastric pylorus to the ileocecal valve, measures about 7 m in length. The C-shaped duodenum encloses the head of the…
Small Intestinal Mucosal Barrier
Small Intestinal Mucosal Barrier The mucosal surfaces are regions where individuals and the environment meet. The gut mucosa is in continuous contact with food antigens, the enteric commensal bacteria that…
Embryology and Development
Embryology and Development Gastrulation occurs 2 weeks after fertilization, inducing a massive rearrangement of the embryo. It transforms a relatively uniform cell ball into a multilayered organism with recognizable body…
General Features of the Gastrointestinal Tract and Evaluation of Specimens Derived from It
General Features of the Gastrointestinal Tract and Evaluation of Specimens Derived from It General Comments In many ways the gastrointestinal (GI) tract is a remarkable organ. The embryonic endoderm will…
