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Body Atlas, Muscle Reference

Muscles

Complete muscle reference, origins, insertions, nerve supply, actions, clinical notes, and common injuries.

64 muscles

64 muscles in Pelvis & Hip Clear ×

Muscle Gluteus Minimus musculus gluteus minimus Pelvis & Hip The gluteus minimus is the smallest and deepest of the three gluteal muscles, lying directly beneath… Muscle Gluteus Minimus (Full) musculus gluteus minimus Pelvis & Hip The gluteus minimus is the deepest gluteal muscle, lying directly on the hip joint capsule and… Muscle Gluteus Minimus Detail musculus gluteus minimus detail Pelvis & Hip The gluteus minimus is the deepest and smallest of the three gluteal muscles, lying deep to… Muscle Iliacus musculus iliacus Pelvis & Hip The iliacus is the flat triangular muscle that fills the iliac fossa, joining the psoas major… Muscle Iliacus (Full) musculus iliacus Pelvis & Hip The iliacus originates from the entire iliac fossa and joins the psoas major to form the… Muscle Iliococcygeus musculus iliococcygeus Pelvis & Hip The iliococcygeus is the posterior and thinner portion of the levator ani muscle group, arising from… Muscle Iliopsoas musculus iliopsoas Pelvis & Hip The iliopsoas is technically two muscles, the psoas major descending from the lumbar spine and the… Muscle Iliopsoas Detail musculus iliopsoas detail Pelvis & Hip The iliopsoas is the most powerful hip flexor and primary postural hip muscle. Its conjoined tendon… Muscle Internal Anal Sphincter musculus sphincter ani internus Pelvis & Hip The internal anal sphincter is a 2-3 cm long thickening of the circular smooth muscle layer… Muscle Internal Urethral Sphincter musculus sphincter urethrae internus Pelvis & Hip The internal urethral sphincter is not an anatomically discrete muscle but rather a functional thickening of… Muscle Ischiocavernosus musculus ischiocavernosus Pelvis & Hip The ischiocavernosus muscle covers the crus of the erectile tissue and compresses it during erection, preventing… Muscle Ischiocavernosus (Full) musculus ischiocavernosus Pelvis & Hip The ischiocavernosus covers the crus of the penis or clitoris, compressing it to maintain erection by… Muscle Ischiocavernosus Detail musculus ischiocavernosus detail Pelvis & Hip The ischiocavernosus encircles the crus of the penis or clitoris, compressing the deep dorsal vein to… Muscle Ischiococcygeus Detail musculus ischiococcygeus (coccygeus) detail Pelvis & Hip Ischiococcygeus is another name for the coccygeus muscle, used when emphasising its ischial spine to coccyx… Muscle Ischiourethralis musculus ischiourethralis Pelvis & Hip The ischiourethralis is considered the male counterpart of the female compressor urethrae, originating from the ischial… Muscle Levator Ani musculus levator ani Pelvis & Hip The levator ani is the primary muscular floor of the pelvis, a broad muscular diaphragm forming… Muscle Levator Ani Detail musculus levator ani detail Pelvis & Hip The levator ani is the primary pelvic floor muscle, forming a hammock beneath the pelvic organs.… Muscle Levator Ani Subdivisions musculus levator ani — partes Pelvis & Hip The levator ani is divided into three functional components: puborectalis (the most medial sling-like portion around… Muscle Obturator Externus musculus obturator externus Pelvis & Hip The obturator externus is a flat, fan-shaped muscle on the outer surface of the pelvis that… Muscle Obturator Externus (Full) musculus obturator externus Pelvis & Hip The obturator externus is the deepest external hip rotator, inserting in the trochanteric fossa deep to… Muscle Obturator Externus Detail musculus obturator externus Pelvis & Hip Obturator externus is the deepest of the short external hip rotators, passing posterior to the femoral… Muscle Obturator Externus Secondary Detail musculus obturator externus secundus detail Pelvis & Hip The obturator externus passes posterior to the femoral neck to reach the trochanteric fossa, making it… Muscle Obturator Internus musculus obturator internus Pelvis & Hip The obturator internus originates inside the pelvis on the inner surface of the obturator membrane, makes… Muscle Obturator Internus (Full) musculus obturator internus Pelvis & Hip The obturator internus makes a 90-degree turn around the lesser sciatic notch (using the bone as…