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Quadrants of the abdomen Diagram showing which organs (or parts of organs) are in each quadrant of the abdomen. The left lower quadrant (LLQ) of the human abdomen is the area left of the midline and below the umbilicus. The LLQ includes the left iliac fossa and half of the left flank region. The equivalent term for animals is left posterior ...
They are the right upper quadrant, the left upper quadrant, the right lower quadrant, and the left lower quadrant. The directional terms refer to the model's right and left, not the viewer's. Clinicians use the quadrant method because in reality, organs are mobile and move around when the patient is in different positions.
The ''left lobe'' is smaller and more flattened than the right. It is situated in the epigastric , and left hypochondriac regions of the abdomen . Its upper surface is slightly convex and is moulded on to the diaphragm; its under surface presents the gastric impression and omental tuberosity .
The left side of your body houses the intestines, ureters, and more, and pain in the lower left abdomen can be caused by issues related to any of these organs.
The largest lymphatic organ is the spleen, which is dark purple and located under the lower ribs, around the left side of the upper abdomen. [11] [12] It filters the red blood cells by extracting old cells. [11] [12] Coming off the side of the cecum (the tiny tail piece) is the appendix. It is a small organ attached to the large intestine in ...
The appendix is usually located in the lower right quadrant of the abdomen, near the right hip bone. The base of the appendix is located 2 cm (0.79 in) beneath the ileocecal valve that separates the large intestine from the small intestine. Its position within the abdomen corresponds to a point on the surface known as McBurney's point.
The abdominal cavity contains most organs of the digestive system, including the stomach, the small intestine, and the colon with its attached appendix.Other digestive organs are known as the accessory digestive organs and include the liver, its attached gallbladder, and the pancreas, and these communicate with the rest of the system via various ducts.
The descending colon extends from the left colic flexure [2]: 1194 at the upper left part of the abdomen inferior-ward through the left hypochondrium and lumbar regions, along the outer border of the left kidney, [citation needed] ending at the level of the iliac crest [2]: 1194 at the lower left part of the abdomen, [citation needed] being ...