عضله
ذوزنقهای (تراپز)
Upper fibers elevate the scapula Middle fibers retract the scapula Lower fibers depress the scapula Upper and lower fibers together rotate scapula upward
- مبدا
- External occipital protuberance, nuchal ligament, spinous processes of C7-T12
- انتها
- Lateral third of clavicle, acromion and spine of scapula
- عصب
- Accessory nerve (CN XI), cervical plexus C3-C4 for proprioception
اطلس عضلات
ذوزنقهای (تراپز)
Upper fibers elevate the scapula Middle fibers retract the scapula Lower fibers depress the scapula Upper and lower fibers together rotate scapula upward
- مبدا
- External occipital protuberance, nuchal ligament, spinous processes of C7-T12
- انتها
- Lateral third of clavicle, acromion and spine of scapula
- عصب
- Accessory nerve (CN XI), cervical plexus C3-C4 for proprioception