| Iliacus muscle | |
|---|---|
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| The iliacus and nearby muscles | |
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| Right 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 Internal surface. (Iliac fossa visible at upper left. ) | |
| Latin | musculus iliacus |
| Gray's | subject #127 467 |
| Origin | iliac fossa |
| Insertion | lesser trochanter of femur |
| Artery: | medial femoral circumflex artery, iliac branch of iliolumbar artery |
| Nerve: | femoral nerve |
| Action: | flexes and rotates laterally thigh |
| Antagonist: | Gluteus maximus |
| Dorlands /Elsevier |
m_22/12549271 |
The Iliacus is a flat, triangular muscle, which fills the iliac fossa. Latin ( lingua Latīna, laˈtiːna is an Italic language, historically spoken in Latium and Ancient Rome. A typical Adult Human skeleton commonly consists of 206 208 or more bones depending on the method used in counting The iliac fossa is a large smooth concave surface on the internal surface of the ilium (part of the Hip bone) A typical Adult Human skeleton commonly consists of 206 208 or more bones depending on the method used in counting The lesser trochanter (small trochanter of the Femur is a conical eminence which varies in size in different subjects It projects from the lower and back part of the base The femur is the thigh bone In Humans, it is the longest, most voluminous and strongest Bone. Arteries are Blood vessels that carry blood away from the Heart. The medial circumflex femoral artery ( internal circumflex artery, medial femoral circumflex artery) is an Artery in the upper thigh that helps supply blood The iliac branch of the iliolumbar artery (ramus iliacus descends to supply the Iliacus muscle some offsets running between the muscle and the bone Anastomose Accessory nerve Accessory obturator nerve Alderman's nerve Anococcygeal nerve Ansa The femoral nerve, the largest branch of the Lumbar plexus, arises from the dorsal divisions of the second third and fourth Lumbar nerves. Kinesiology, also known as Human Kinetics, is the science of human movement In Anatomy, flexion is a position that is made possible by the joint angle decreasing External rotation (or lateral rotation) is rotation away from the center of the body In humans the thigh is the area between the Pelvis and the Knee. An antagonist is a classification used to describe a Muscle that acts in opposition to the specific movement generated by the agonist and is responsible for The gluteus maximus' (or glutæus maximus) is the largest and most Superficial of the three Gluteal muscles. Elsevier, the world's largest Publisher of Medical and Scientific literature, forms part of the Reed Elsevier group The iliac fossa is a large smooth concave surface on the internal surface of the ilium (part of the Hip bone)
It arises from the upper two-thirds of this fossa, and from the inner lip of the iliac crest; behind, from the anterior sacroiliac and the iliolumbar ligaments, and base of the sacrum; in front, it reaches as far as the anterior superior iliac spine and anterior inferior iliac spine, and the notch between them. The crest of the ilium (or iliac crest) is the superior border of the Wing of ilium and the superolateral margin of the Greater pelvis. The sacroiliac joint is the Joint between the Sacrum, at the base of the spine, and the ilium of the Pelvis, which are joined by The iliolumbar ligament is attached above to the lower and front part of the transverse process of the fifth Lumbar vertebra. The sacrum is a large triangular bone at the base of the spine and at the upper and back part of the Pelvic cavity, where it is inserted like a wedge between The anterior superior iliac spine (ASIS is an important landmark of surface anatomy Below the Sartorius notch of the anterior border of the ala of the ilium is the anterior inferior iliac spine, which ends in the upper lip of the Acetabulum
The fibers converge to be inserted into the lateral side of the tendon of the Psoas major, which contributes to flexing the femur anteriorly onto the pelvis. The Psoas major is a long fusiform muscle placed on the side of the lumbar region of the Vertebral column and brim of the Lesser pelvis. Some of the iliacus fibers may reach the body of the femur, for about 2. The femur is the thigh bone In Humans, it is the longest, most voluminous and strongest Bone. 5 cm. below and in front of the lesser trochanter. The lesser trochanter (small trochanter of the Femur is a conical eminence which varies in size in different subjects It projects from the lower and back part of the base
The Iliacus is sometimes considered a part of the Iliopsoas group of hip flexor muscles. The term Iliopsoas refers to the combination of three muscles psoas major psoas minor iliacus In Human anatomy, the hip flexors are a group of Skeletal muscles that act to flex the Femur onto the Lumbo-pelvic complex, i
This muscle is innervated by the anterior branches of the Femoral nerve (anterior branches of L2-3).
Additional images
 Sacrum, pelvic surface. |
 Right femur. Posterior surface. |
 Structures surrounding right hip-joint. |
 Muscles of the iliac and anterior femoral regions. |
 The abdominal aorta and its branches. |
 Structures passing behind the inguinal ligament. |
 The relations of the femoral and abdominal inguinal rings, seen from within the abdomen. Right side. |
 The lumbar plexus and its branches |
 Nerves of the right lower extremity. Front view. |
 Sacral plexus of the right side. |
 Posterior view of the anterior abdominal wall in its lower half. The peritoneum is in place, and the various cords are shining through. |
External links
- LUC ilia
- -181075889 at GPnotebook
- PTCentral
- SUNY Figs 40:07-05 - "Muscles and nerves of the posterior abdominal wall. Loyola University Chicago is a private co-educational Jesuit university established in Chicago in 1870 as Saint Ignatius College GPnotebook is a British medical database for General practitioners (GPs The State University of New York Health Science Center at Brooklyn, better known as SUNY Downstate Medical Center, is an academic medical center and is the only one of its kind "
- Norman/Georgetown pelvis (femalepelvicdiaphragm, malepelvicdiaphragm)
This article was originally based on an entry from a public domain edition of Gray's Anatomy. Georgetown University is a Jesuit Private university located in Georgetown Washington D The public domain is a range of abstract materials &ndash commonly referred to as Intellectual property &ndash which are not owned or controlled by anyone Henry Gray's Anatomy of the Human Body (or Gray's Anatomy as it has commonly been shortened is an English-language Human anatomy Textbook As such, some of the information contained herein may be outdated. Please edit the article if this is the case, and feel free to remove this notice when it is no longer relevant.
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