Greater Omentum Location

Greater Omentum

The human stomach bag has five layers, out of which the outer most layer is the Serosa. The serosa makes up the peritoneal membrane of the abdominal cavity. The parietal portion of the peritoneum has an extended flap of tissue that hangs from it called the Greater Omentum. (more…)

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Mitral Valve Location

Mitral Valve

What is the Mitral valve? The mitral valve is a valve located between the left atrium and left ventricle and also referred to as bicuspid valve or the left arterioventricular valve. The mitral valve has two flaps and along with the tricuspid valve, it is collectively often called as atrioventricular valves because of their position. […]

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Saddle Joint Location

Saddle Joint

What is a Joint? A joint in a mammalian body, is an arrangement of mostly two bones, working together for a particular movement to take place. Being classified according to the amount of movement they permit, they can be fixed type, which is immovable, like skull joints. Others can show movement up to an extent. […]

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Images of Vas Deferens

Vas Deferens

Vas Deferens Definition The Vas Deference or Ductus deferens is a thin, fibro muscular tube initiating from the epididymis and converting into the ejaculatory duct in the male reproductive system. Being 30-45cm long and less than 5mm in diameter, it serves in transporting sperm cells from each of the testis to the common ejaculatory duct. […]

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Sphenoid Bone Location

Sphenoid Bone

What is the Sphenoid Bone? The sphenoid bone, also known as Os sphenoidale, is a cranial bone, shaped like a butterfly or a wasp, which occupies most of the middle part of the skull’s base, making up the middle region of the cranial fossa. Crammed between a group of bones in the frontal part of […]

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Image of Sigmoid Colon

Sigmoid Colon

What is the Sigmoid Colon? Sigmoid colon or pelvic colon is a portion of the large intestine which is closest to the rectum and anus. It helps to flow the fecal matter from the colon to rectum and then to anus. Feces stays in this sigmoid colon until they are in a state of elimination […]

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Location of Paracolic Gutter

Paracolic Gutter

What is paracolic gutter? Etiologically it means a channel adjacent to the abdominal wall. Between the outer wall of the colon and back side of the abdominal wall, there is an open space known as the paracolic gutter. It is also known as sulci paracolici and paracolic recesses. It is the depression between the postero-lateral […]

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Image of Rectus Abdominis

Rectus Abdominis

What is rectus abdominis and where is it located? Rectus abdominis is the muscle that runs vertically adjacent to the umbilicus along the whole abdomen from the sternum up to the pubic bone. They are commonly known as abdominals or ‘abs’ muscles and are present in the pair at the front wall of the abdomen. […]

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Picture of Jejunum


What is Jejunum? It is one of the 3 parts of the small intestine. The middle segment between the duodenum and the ileum is known as jejunum, found in all upper-level vertebrates like birds, reptiles, mammals including human. (more…)

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