BACK: splenius: (capitis - cervicis) - erector spinae (iliocostalis - longissimus - spinalis) - latissimus dorsi
transversospinales: (semispinalis dorsi - semispinalis cervicis - semispinalis capitis - multifidus - rotatores) - interspinales - intertransversarii A top-down view of skeletal muscle Muscle (from Latin musculus little mouse[1]) is contractile tissue of the body and is derived from the mesodermal layer of embryonic germ cells. ... The human torso Torso is an anatomical term for the greater part of the human body without the head and limbs. ... Painting of a womans back by Edgar Degas. ... The Splenius capitis muscle is a muscle of the human body. ... The xxxxx is a muscle of the human body. ... The Erector spinae (or Sacrospinalis in older texts), and its prolongations in the thoracic and cervical regions, lie in the groove on the side of the vertebral column. ... The iliocostalis is the muscle immediately lateral to the longissimus that is the nearest to the furrow that separates the epaxial muscles from the hypaxial. ... The longissimus is the muscle lateral to the semispinalis. ... The spinalis is the portion of the erector spinae located nearest to the spine. ... Latissimus dorsi is a large flat muscle located on the back. ... The transversospinales muscles are a group of muscles of the human back. ... The Semispinalis dorsi (or semispinalis thoracis) consists of thin, narrow, fleshy fasciculi, interposed between tendons of considerable length. ... The semispinalis cervicis (semispinalis colli), thicker than the semispinalis dorsi, arises by a series of tendinous and fleshy fibers from the transverse processes of the upper five or six thoracic vertebræ, and is inserted into the cervical spinous processes, from the axis to the fifth inclusive. ... The Semispinalis capitis (Complexus) is situated at the upper and back part of the neck, beneath the Splenius, and medial to the Longissimus cervicis and capitis. ... The Rotatores muscle is a muscle of the human body. ... these muscles sometimes hurt me. ... Intertransversarii muscles The Intertransversarii are small muscles placed between the transverse processes of the vertebræ. In the cervical region they are best developed, consisting of rounded muscular and tendinous fasciculi, and are placed in pairs, passing between the anterior and the posterior tubercles respectively of the transverse processes of two...

SUBOCCIPITAL: rectus capitis posterior (major, minor) - obliquus capitis (inferior, superior) The first spinal nerve, the suboccipital nerve exits the spinal cord between the skull and the first cervical vertebra, the atlas. ... The Rectus capitis posterior major muscle is a muscle of the human body. ... The Rectus capitis posterior minor (Rectus capitis posticus minor) arises by a narrow pointed tendon from the tubercle on the posterior arch of the atlas, and, widening as it ascends, is inserted into the medial part of the inferior nuchal line of the occipital bone and the surface between it... In anatomy, the obliquus capitis inferior muscle, the larger of the two oblique muscles, is one of the muscles of the neck. ... It arises from the lateral mass of the atlas bone. ...

CHEST: intercostales (external, internal, innermost) - subcostales - transversus thoracis - levatores costarum - serratus posterior (inferior, superior) - diaphragm Chest of a human male The chest is a part of the anatomy of humans and various other animals. ... Intercostal muscles are several groups of muscles that run between the ribs, and help form and move the chest wall. ... The Intercostales externi (External intercostals) are eleven in number on either side. ... The Intercostales interni (Internal intercostals) are eleven in number on either side. ... The Innermost intercostal muscle is a layer of intercostal muscle beneath the intercostal nerves and internal intercostal muscles. ... The Subcostales muscle is a muscle of the human body. ... The tranversus thoracis lies internal to the thoracic cage, anteriorly. ... The Levatores costarum, twelve in number on either side, are small tendinous and fleshy bundles, which arise from the ends of the transverse processes of the seventh cervical and upper eleven thoracic vertebrae; they pass obliquely downward and lateralward, like the fibers of the Intercostales externi, and each is inserted... The Serratus posterior inferior muscle is a muscle of the human body. ... The Serratus posterior superior muscle is a muscle of the human body. ... In the anatomy of mammals, the diaphragm is a shelf of muscle extending across the bottom of the ribcage. ...

ABDOMEN: obliques (external, internal) - transversus abdominis - rectus abdominis - pyramidalis - cremaster - quadratus lumborum The human abdomen (from the Latin word meaning belly) is the part of the body between the pelvis and the thorax. ... The external oblique muscle (of the abdomen) (also external abdominal oblique muscle) is the largest and the most superficial of the three flat muscles of the lateral anterior abdomen. ... The internal oblique (or Obliquus internus abdominis) is the intermediate muscle of the abdomen, lying just underneath the external oblique and just above (superficial to) the transverse abdominal muscle. ... The transversus abdominis muscle, also known as the transversalis muscle and transverse abdominal muscle, is a muscle layer of the anterior and lateral abdominal wall which is just deep to (layered below) the internal oblique muscle. ... The rectus abdominis muscle is a paired muscle running vertically on each side of the anterior wall of the human abdomen (and in some animals). ... The pyramidalis is a muscle that is considered insignificant in humans. ... The cremaster muscle is a muscle that covers the testis. ... The Quadratus lumborum muscle is a muscle of the human body. ...

PELVIS: levator ani (iliococcygeus, pubococcygeus, puborectalis) - coccygeus The pelvis (pl. ... The Levator ani is a broad, thin muscle, situated on the side of the pelvis. ... The Iliococcygeus arises from the ischial spine and from the posterior part of the tendinous arch of the pelvic fascia, and is attached to the coccyx and anococcygeal raphé; it is usually thin, and may fail entirely, or be largely replaced by fibrous tissue. ... The pubococcygeus muscle or PC muscle is an important muscle in the human body. ... The fibers which form a sling for the rectum are named the Puborectalis or Sphincter recti. ... The Coccygeus is situated behind the levator ani. ...

PERINEUM: sphincter ani (externus, internus) - superficial perineal pouch (transversus perinei superficialis - bulbospongiosus - ischiocavernosus) - deep perineal pouch (transversus perinei profundus, sphincter urethrae membranaceae) The muscles of the male perineum In human anatomy, the perineum is generally defined as the surface region in both males and females between the pubic symphysis and the coccyx. ... The Sphincter ani externus muscle is a muscle of the human body. ... The Sphincter ani internus muscle is a muscle of the human body. ... The superficial perineal pouch (also superficial perineal compartment/space/sac) is a compartment of the perineum. ... The Transversus perinei superficialis muscle is a muscle of the human body. ... Bulbospongiosus is one of the superficial muscles of the perineum. ... The ischiocavernosus muscle is a muscle just below the surface of the perineum, present in both men and women. ... The deep perineal pouch (also deep perineal space, or in Latin, saccus profundus perinei) is an anatomical term that refers to the partially enclosed space in the perineum, located superiorly to the perineal membrane. ... The Transversus perinei profundus muscle is a muscle of the human body. ... The Sphincter urethrae membranaceae muscle is a muscle of the human body. ...