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Anatomy Course Originates from the sacral plexus, from fibres that originate from the fifth lumbar and first and second sacral nerves. From there it exits the pelvis through the greater sciatic foramen superior to the piriformis. Supply Innervates the gluteus maximus and deep gluteal muscles. Interested in taking our award-winning Pocket Anatomy app for a
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Anatomy Course One of the terminal branches of the internal iliac artery. Exits the pelvic cavity via the greater sciatic foramen, below the piriformis muscle, to enter the gluteal region. Supply Mainly supplies the gluteal region and the posterior compartment of the thigh. Also supplies the sciatic nerve. Interested in taking our award-winning Pocket Anatomy
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Anatomy Origin: Upper part of the ischial tuberosity, immediately below the groove for the obturator internus tendon. Insertion: Blends with the more posterior fibres of the tendon of the obturator internus and attaches with the tendon to the medial surface of the greater trochanter of the femur. Key Relations: Lies inferior to the obturator internus
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Anatomy Bulge on the back border of the crest of the ala of the ilium, separated by a notch below from the posterior inferior iliac spine. Interested in taking our award-winning Pocket Anatomy app for a test drive?
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Anatomy Bulge on the lower back border of the ala of the ilium, separated by a notch above from the posterior superior iliac spine, and by the greater sciatic notch below from the spine of the ischium. Interested in taking our award-winning Pocket Anatomy app for a test drive?
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Anatomy Also called iliopectineal eminence. Triangular area on medial surface where ilium and ischium unite (hip bone is union of ilium, ischium and pubis). Corresponding lateral surface is part of acetabulum. Interested in taking our award-winning Pocket Anatomy app for a test drive?
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Anatomy The ala (wing) of the ilium is curved, forming a large concave fossa on its internal surface, its boundaries being the iliac crest, arcuate line and anterior and posterior borders. Interested in taking our award-winning Pocket Anatomy app for a test drive?
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Anatomy The top (superior border) of the ilium, convex front to back (from anterior superior iliac spine to posterior superior iliac spine), sinuous side-to-side (concave in at front, concave out behind). Clinical The crest is palpable throughout its length; multiple muscles and fascia attach to its inner lip, intermediate line and outer lip. Vignette Standing
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Anatomy The outside (lateral) surface of the wing (ala) of the ilium, site for attachment (from back to front) of gluteus maximus, medius, minimus. Interested in taking our award-winning Pocket Anatomy app for a test drive?
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Anatomy The pelvic brim (edge of pelvic inlet) is formed by the arcuate lines of the ilia, the pectineal lines of the pubis, the upper margin of the pubic symphysis and the sacral promontory. Above, abdominal cavity; below, pelvic cavity. Vignette Viewed from above, the pelvic brim is smooth, almost circular. Interested in taking our
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