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Iliac fossa

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Iliac fossa

The iliac fossa is a large, smooth, concave surface on the internal surface of the ilium

Ilium (bone)

The ilium is the uppermost and largest bone of the pelvis, and appears in most vertebrates including mammals and birds, but not bony fish. All reptiles have an ilium except snakes, although some snake species have a tiny bone which is considered to be an ilium....
(part of the hip bone

Hip bone

The hip bone, innominate bone or coxal bone is a large, flattened, irregularly shaped bone, constricted in the center and expanded above and below....
). The fossa is bounded above by the crest, and below by the arcuate line

Arcuate line (ilium)

The arcuate line of the ilium is a smooth rounded border on the internal surface of the ilium. It is immediately inferior to the iliac fossa and Iliacus muscle....
; in front and behind, by the anterior and posterior borders.

The fossa gives origin to the Iliacus muscle and is perforated at its inner part by a nutrient canal; below this there is a smooth, rounded border, the arcuate line

Arcuate line (ilium)

The arcuate line of the ilium is a smooth rounded border on the internal surface of the ilium. It is immediately inferior to the iliac fossa and Iliacus muscle....
, which runs anterior, inferior, and medial.

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The iliac fossa is a large, smooth, concave surface on the internal surface of the ilium

Ilium (bone)

The ilium is the uppermost and largest bone of the pelvis, and appears in most vertebrates including mammals and birds, but not bony fish. All reptiles have an ilium except snakes, although some snake species have a tiny bone which is considered to be an ilium....
(part of the hip bone

Hip bone

The hip bone, innominate bone or coxal bone is a large, flattened, irregularly shaped bone, constricted in the center and expanded above and below....
). The fossa is bounded above by the crest, and below by the arcuate line

Arcuate line (ilium)

The arcuate line of the ilium is a smooth rounded border on the internal surface of the ilium. It is immediately inferior to the iliac fossa and Iliacus muscle....
; in front and behind, by the anterior and posterior borders.

The fossa gives origin to the Iliacus muscle and is perforated at its inner part by a nutrient canal; below this there is a smooth, rounded border, the arcuate line

Arcuate line (ilium)

The arcuate line of the ilium is a smooth rounded border on the internal surface of the ilium. It is immediately inferior to the iliac fossa and Iliacus muscle....
, which runs anterior, inferior, and medial.

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See also

Right iliac fossa
Right iliac fossa

Right iliac fossa is an anatomy term that refers to the right-inferior part of the surface of the human abdomen. It is a way of localising pain and tenderness, scars and lumps....

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