Muscle Origins Flashcards
Latissimus dorsi origin? (4)
- iliac crest
- Thoracolumunar fascia
- Inferior 6 thoracic spinous processes
- Inferior 4 angles of the ribs
Trapezius origin? (4)
- Medial third of superior nuchal ligament
- Nuchal ligament
- Spinous processes of C7-T12
- External occipital protuberance
Levator scapulae origin?
Posterior tubercles of the transverse processes of C1-C4
Rhomboid minor origin?
Nuchal ligament
Spinous process of c7-t1
Rhomboid major origin?
Spinous process of t2-t5
Erector spinae origin?(4)
- Posterior sacrum
- Posterior iliac crest
- Supraspinous ligament
- Sacral and inferior lumbar spinous processes
Sacroiliac ligaments
Splenius origin?
Nuchal ligament and C7-T6 spinous processes
Semispinalis origin?
Transverse processes of C4-T10
Multifidus origin?
Posterior sacrum, posterior superior iliac crest, spine of ilium, mammillary processes of lumbar vertebrae, transverse p of t1-t3, articulate processes of c4-c7
Rotatores origin?
Transverse processes of vertebrae
Rectus capitis posterior minor origin?
Posterior tubercle on the posterior arch of c1
Rectus capitis posterior major origin?
Spinous process of c2
Obliquus capitis inferior origin?
Spinal process of c2
Obliquus capitis superior origin?
Transverse process of c1
Sternocleidomastoid superior origin?
Lateral half of superior nuchal line
Lateral surface of Mastoid process of temporal bone