The umbilical region, in the anatomists' abdominal pelvic nine-region scheme, is the area surrounding the umbilicus (navel

Navel

The navel is a scar on the abdomen caused when the umbilical cord is removed from a newborn baby...

). This region of the abdomen contains part of the stomach

Stomach

The stomach is a muscular, hollow, dilated part of the alimentary canal which functions as an important organ of the digestive tract in some animals, including vertebrates, echinoderms, insects , and molluscs. It is involved in the second phase of digestion, following mastication .The stomach is...

, the head of the pancreas

Pancreas

The pancreas is a gland organ in the digestive and endocrine system of vertebrates. It is both an endocrine gland producing several important hormones, including insulin, glucagon, and somatostatin, as well as a digestive organ, secreting pancreatic juice containing digestive enzymes that assist...

, the duodenum

Duodenum

The duodenum is the first section of the small intestine in most higher vertebrates, including mammals, reptiles, and birds. In fish, the divisions of the small intestine are not as clear and the terms anterior intestine or proximal intestine may be used instead of duodenum...

, a section of the transverse colon

Transverse colon

The transverse colon, the longest and most movable part of the colon, passes with a downward convexity from the right hypochondrium region across the abdomen, opposite the confines of the epigastric and umbilical zones, into the left hypochondrium region, where it curves sharply on itself beneath...

 and the lower aspects of the left and right kidney

Kidney

The kidneys, organs with several functions, serve essential regulatory roles in most animals, including vertebrates and some invertebrates. They are essential in the urinary system and also serve homeostatic functions such as the regulation of electrolytes, maintenance of acid–base balance, and...

. The upper three regions, from left to right, are the left hypochondriac

Hypochondrium

The hypochondrium is the upper part of the abdomen dorsal to the lowest ribs of the thorax. The word derives from the Greek term ὑποχονδρος hupochondros, meaning abdomen, or literally under cartilage.The liver is found in the right hypochondrium....

, epigastric, and right hypochondriac regions. The middle three regions, from left to right, are the left lumbar

Lumbar

In tetrapod anatomy, lumbar is an adjective that means of or pertaining to the abdominal segment of the torso, between the diaphragm and the sacrum ...

, umbilical, and right lumbar regions. The bottom three regions, from left to right, are the left inguinal

Inguinal

In human anatomy, the inguinal region refers to either the groin or the lower lateral regions of the abdomen. It may also refer to:* Conjoint tendon, previously known as the inguinal aponeurotic falx, a structure formed from the transversus abdominis insertion into the pecten pubis* Granuloma...

, hypogastric

Hypogastric

Hypogastric can refer to:* The hypogastrium, a region of the abdomen* The "hypogastric artery", an old name for the internal iliac artery* The "hypogastric vein", an old name for the internal iliac vein...

, and right inguinal regions.