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Organs

Jejunum

The jejunum is middle part of the small intestine in humans and most higher vertebrates. It lies between duodenum and the ileum. The jejunum arises from the duodenojejunal flexur. Structure The wall structure of the small intestine includes four layers. From inside to outside, these are: Mucosa

Stomach

The Stomach is the part of the alimentary canal between the esophagus and the duodenum. It is the widest and most distensible part. Synonyms: Gaster (in Greek); venter (in Latin).   Functions The key functions of stomach are: Creates a reservoir of food. Blends food with gastric

Spleen

Synonym: Splen (in Greek); Lien (in Latin). Spleen is the largest lymphoid organ in the body (strictly speaking a hemolymphoid organ). The chief functions of the spleen are: To filter blood by removing worn out RBCs and microbial agents from the circulation. To fabricate RBCs in fetal

Liver

Liver (Greek hepar. liver) is the largest gland of the body, inhabiting much of the right upper part of the abdominal cavity. Just like in pancreas, the liver is also composed of both exocrine and endocrine parts. The liver performs a broad range of metabolic processes essential

Gallbladder

The Gallbladder is an elongated pear-shaped sac, with about 30-50 ml of capacity. It does the work of storing and concentrating the bile and eliminating it in the duodenum by its muscular contraction. Certain Radiopaque materials that are excreted in the bile are also concentrated in it.

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