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Musculoskeletal
Muscles of the Trunk Wall
16
Anatomy
Graduate
05/18/2011

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Cards

Term
Intrisic Back Muscles- Lateral Tract
Definition

1. Sacrospinal system- Iliocostalis, Longissimus

2. Spinotransverse system- Splenius

3. Intertransverse system- Intertransversarii, Levatores costarum

Term
Intrisic Back Muscles- Medical Tract
Definition

1. Spinal system- Interspinales, Spinalis

2. Transversospinal system- Rotatores breves and longi, Multifidus, Semispinalis

Term
Short nuchal and craniovertebral joint muscles (capitis and suboccipital muscles)
Definition
Rectus capitis posterior major, Rectus capitis posterior minor, Obliquus capitis superior, Obliquus capitis inferior
Term
Prevertebral neck muscles (belong topographically to the group of deep neck muscles but act mainly on the cervial spine)
Definition
Longus capitis, Longus colli, Rectus capitis lateralis, Rectus capitis anterior
Term
Muscles of the thoracic cage (chest wall muscles)
Definition
Intercostal muscles, Transversus thoracis, Subcostal muscles, Scaleni (functionally related to thoracic breathing)
Term
Lateral (oblique) abdominal muscles
Definition
External oblique, Internal oblique, Transversus abdominis
Term
Anterior (straight) abdominal muscles
Definition
Rectus abdominis, Pyramidalis
Term
Posterior (deep) abdominal muscles
Definition
Quadratus lumborum, Psoas major (belongs functionally to hip muscles)
Term
Pelvic diaphragm
Definition
1. Levator ani muscle- Puborectalis, Pubococcygeus, Iliococcygeus, Coccygeus
Term
Urogenital diaphragm
Definition
Deep transverse perineal, Sphincter urethrae
Term
Sphincters and erectile muscles of the urogenital and intestinal tract
Definition
External anal sphincter, Bulbospongiosus, Ischiocavernosus, Superficial transverse perineal
Term
Diaphragm
Definition
Costal Part, Lumbar Part, Sternal Part
Term
Spinocostal Muscles
Definition
Serratus posterior superior, Serratus posterior inferior
Term
Spinohumeral muscles between the trunk and shoulder girdle
Definition
Rhomboid major and minor, Levator scapulae, Serratus anterior, Subclavius, Pectoralis minor, Trapezius
Term
Spinohumeral muscles between the trunk and arm
Definition
Latissimus dorsi
Term
Thoracohumeral Muscles
Definition
Pectoralis major
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