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Iliacus muscle information


Iliacus muscle
Position of iliacus muscle (shown in red.)
The iliacus and nearby muscles
Details
Pronunciation/ɪˈl.əkəs/
OriginUpper two-thirds of the iliac fossa
InsertionBase of the lesser trochanter of femur
ArteryMedial femoral circumflex artery, iliac branch of iliolumbar artery
NerveFemoral nerve
ActionsFlexes and rotates medially thigh[citation needed]
AntagonistGluteus maximus
Identifiers
Latinmusculus iliacus
TA98A04.7.02.003
TA22594
FMA22310
Anatomical terms of muscle
[edit on Wikidata]

The iliacus is a flat, triangular muscle which fills the iliac fossa. It forms the lateral portion of iliopsoas, providing flexion of the thigh and lower limb at the acetabulofemoral joint.

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Iliacus muscle

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From its origin in the lesser pelvis the iliacus acts exclusively on the hip joint. Position of iliacus muscle (shown in red.) Animation. Right hip bone...

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Psoas major muscle

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the brim of the lesser pelvis. It joins the iliacus muscle to form the iliopsoas. In animals, this muscle is equivalent to the tenderloin. The psoas major...

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Iliopsoas

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associated intervertebral discs. The iliacus originates in the iliac fossa of the pelvis. The psoas major unites with the iliacus at the level of the inguinal...

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to L5 vertebrae, joins with the iliacus via its tendon, and connects to the lesser trochanter of the femur. The iliacus originates on the iliac fossa of...

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Arcuate line of ilium

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surface of the ilium. It is immediately inferior to the iliac fossa and Iliacus muscle. It forms part of the border of the pelvic inlet. In combination with...

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Iliac fossa

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posterior borders of the ilium. The iliac fossa gives origin to the iliacus muscle. The obturator nerve passes around the iliac fossa. It is perforated...

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parts of the ilia of the hip bones, psoas major and iliacus muscles, and quadratus lumborum muscle. This part of the core plays a key role in stabilizing...

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Sacrospinalis, and Iliacus. Abdominal external oblique muscle Abdominal internal oblique muscle Transversus abdominis muscle Quadratus lumborum muscle Erector spinae...

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Linea aspera

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medialis four muscles are inserted: the iliacus muscle and pectineus muscle above; the adductor brevis muscle and adductor longus muscle below. The linea...

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Femur

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transition area between the head and neck is quite rough due to attachment of muscles and the hip joint capsule. Here the two trochanters, greater and lesser...

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iliopsoas or inner hip muscles: Psoas major Iliacus muscle Anterior compartment of thigh Rectus femoris (part of the quadriceps muscle group) Sartorius One...

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Iliac fascia

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(or Abernethy's fascia[citation needed]) is the fascia overlying the iliacus muscle. Superiorly and laterally, the iliac fascia is attached to the inner...

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Femoral triangle

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artery. In the thigh, the nerve lies in a groove between iliacus muscle and psoas major muscles, outside the femoral sheath, and lateral to the femoral...

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Internal iliac artery

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to the piriformis muscle. Near its origin, it is medial to the external iliac vein, which lies between it and the psoas major muscle. It is above the obturator...

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Meralgia paraesthetica

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LFCN then traverses to the lateral border of the psoas major muscle, crosses the iliacus muscle, and continues to the anterior superior iliac spine (bony...

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This is a table of skeletal muscles of the human anatomy, with muscle counts and other information. Skeletal muscle maps Anterior view Posterior view...

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Lateral cutaneous nerve of thigh

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(L2-L3). It passes through psoas major muscle, and emerges from its lateral border. It crosses the iliacus muscle obliquely, toward the anterior superior...

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Iliac branch of iliolumbar artery

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of the iliolumbar artery (ramus iliacus) descends to supply the iliacus muscle; some offsets, running between the muscle and the bone, anastomose with the...

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Femoral nerve

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artery. In the thigh, the nerve lies in a groove between iliacus muscle and psoas major muscle, outside the femoral sheath, and lateral to the femoral...

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Iliopectineal bursa

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cavities. Here the tendon of the psoas major muscle passes over the medial chamber and the tendon of the iliacus muscle runs over the lateral chamber. Inflammation...

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Lesser trochanter

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trochanter gives insertion to the tendon of the psoas major muscle and the iliacus muscle; the lesser trochanter represents the principal attachment of...

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Sacrum

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convex from the back and gives attachment to a few of the fibers of the iliacus muscle. The posterior quarter of the ala represents the transverse process...

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Applied kinesiology

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claimed to be able to diagnose illness or choose treatment by testing muscles for strength and weakness. According to their guidelines on allergy diagnostic...

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Gluteus maximus

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maximus is the main extensor muscle of the hip in humans. It is the largest and outermost of the three gluteal muscles and makes up a large part of the...

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Pelvis

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psoas minor) and iliacus, muscles with separate origins but a common insertion on the lesser trochanter of the femur. Of these, only iliacus is attached to...

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Muscular system of the horse

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patient to bed indicates possible cancer adherence to or invasion of the iliacus muscle. Pain in the hypogastrium (between the navel and pubic bone) is often...

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Superior gluteal artery

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(S1). Within the pelvis, it gives branches to the iliacus, piriformis, and obturator internus muscles. Just prior to exiting the pelvic cavity, it also...

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