Home › Body Atlas › Muscles

Body Atlas, Muscle Reference

Muscles

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

342 muscles

342 muscles

Muscle Pronator Teres (Full) musculus pronator teres Forearm The pronator teres is the primary forearm pronator, inserting on the lateral radius to rotate it… Muscle Psoas Major musculus psoas major Lower Back The psoas major is the primary hip flexor for everyday activities such as walking and stair… Muscle Psoas Major (Full) musculus psoas major Lower Back The psoas major is the only muscle connecting the lumbar spine to the lower limb, running… Muscle Psoas Minor musculus psoas minor Lower Back The psoas minor is a vestigial muscle present in only approximately 60 percent of people, a… Muscle Puborectalis musculus puborectalis Pelvis & Hip The puborectalis is the deepest component of the levator ani and the most important muscle for… Muscle Quadratus Femoris musculus quadratus femoris Pelvis & Hip The quadratus femoris is a flat, square muscle running horizontally from the ischial tuberosity to the… Muscle Quadratus Femoris (Full) musculus quadratus femoris Pelvis & Hip The quadratus femoris is the most inferior of the six deep external hip rotators, running horizontally… Muscle Quadratus Lumborum musculus quadratus lumborum Lower Back The quadratus lumborum is a rectangular muscle filling the space between the iliac crest and the… Muscle Quadratus Lumborum (Full) musculus quadratus lumborum Lower Back The quadratus lumborum is the lateral lumbar stabiliser connecting the iliac crest to the 12th rib… Muscle Quadratus Plantae musculus quadratus plantae Foot & Ankle The quadratus plantae (flexor digitorum accessorius) is a unique plantar muscle that attaches to the FDL… Muscle Quadriceps Femoris musculus quadriceps femoris Thigh The quadriceps femoris is actually a group of four muscles on the front of the thigh,… Muscle Rectus Abdominis musculus rectus abdominis Abdomen The rectus abdominis is the paired superficial anterior abdominal muscle running vertically between the pubis and… Muscle Rectus Abdominis musculus rectus abdominis Abdomen The rectus abdominis is the paired, vertically oriented muscle running from the pubis to the lower… Muscle Rectus Abdominis (Full) musculus rectus abdominis Abdomen The rectus abdominis runs vertically between the pubis and the costal cartilages, interrupted by three horizontal… Muscle Rectus Capitis Anterior musculus rectus capitis anterior Neck The rectus capitis anterior is one of the prevertebral muscles lying directly on the anterior atlantooccipital… Muscle Rectus Capitis Posterior Major musculus rectus capitis posterior major Neck The rectus capitis posterior major is the larger of the two rectus capitis posterior muscles, forming… Muscle Rectus Capitis Posterior Minor musculus rectus capitis posterior minor Neck The rectus capitis posterior minor is the deepest and most medial of the suboccipital muscles, lying… Muscle Rectus Femoris musculus rectus femoris Thigh The rectus femoris is the only quadriceps head that crosses the hip joint, arising from the… Muscle Rhomboid Major musculus rhomboideus major Upper Back The rhomboid major is a quadrilateral muscle lying deep to the trapezius and connecting the mid-thoracic… Muscle Rhomboid Major (Full) musculus rhomboideus major Chest The rhomboid major is the larger of the two rhomboids, retracting the scapula and rotating the… Muscle Rhomboid Minor musculus rhomboideus minor Upper Back The rhomboid minor is a small, cylindrical muscle directly above the rhomboid major, connecting the lower… Muscle Rhomboid Minor (Full) musculus rhomboideus minor Chest The rhomboid minor is the smaller, more superior rhomboid, inserting at the root of the scapular… Muscle Risorius musculus risorius Head & Skull The risorius is a variable and inconsistent muscle present in approximately 50 percent of people, pulling… Muscle Rotatores musculi rotatores Spine The rotatores are the deepest and shortest muscles of the transversospinalis group, spanning only one or…

←1…9 101112 13…15 →