Fig. 1

Gross anatomy of the gastrointestinal tract of the common moorhen. A, B) Dissected fresh specimens. C-J) Formalin-fixed specimens. C) Extracted whole gastrointestinal tract. D) Caudal esophagus, stomach, and cranial duodenum, intact. E) Caudal esophagus and stomach, sectioned. F-J) Appearance of the digestive organs on the right (F, G), ventral (H, I), and left (J) parts of the celomic cavity. Abbreviations: bv, intestinal blood vessels; cab, caudal blind sac; ce, ceca; cb, cloacal bursa; crb, cranial blind sac; ct, cecal tonsils; cu, cuticle; du, duodenum; eso, esophagus; he, heart; il, ileum; int, intestine; is, isthmus; je, jejunum; ki, kidney; li, liver; lu, lung; md, Meckel's diverticulum; ov, ovary; pa, pancreas; pv, proventriculus; re, rectum; ri, ribs; sp, spleen; scm; supracoracoideus muscle; tc, tendinous center; tkm, thick muscle; tnm, thin muscle; tr, trachea; ve, ventriculus; vl, ventricular lumen