S2 Posterior Neck - List of Structures

Osteology

    • Superior thoracic aperture (Thoracic inlet)
    • 1st rib
      • Scalene tubercle
      • Groove for subclavian v.
      • Groove for subclavian a.
    • 2nd rib
    • Cervical vertebrae
      • Body
      • Vertebral arch
        • Pedicles
        • Laminae
      • Transverse processes
      • Transverse foramina
      • Spinous process
      • Vertebral (spinal) foramen (canal)
    • Atlas (C1)
    • Axis (C2)
    • Intervertebral discs

Cervical triangles

    • Posterior triangle
      • Occipital triangle
      • Subclavian (omoclavicular) triangle

Nerves

    • Vagus n. (CN X)
      • Superior laryngeal n.
        • External br.
        • Internal br.
      • Recurrent laryngeal n.
    • Accessory n. (CN XI)
    • Phrenic n.
    • Brachial plexus (C5-T1)
      • Roots
      • Trunks
        • Superior
        • Middle
        • Inferior

Meninges

    • Dura mater
    • Arachnoid mater
    • Pia mater

Spinal cord

    • Gray matter
    • White matter
    • Cervical enlargement

Veins

    • Internal jugular v.
    • Subclavian v.

Arteries

    • Arch of aorta
      • Brachiocephalic trunk
        • Right subclavian a.
        • Right common carotid a.
      • Left common carotid a.
      • Left subclavian a.
    • Subclavian a.
      • 1st PART
        • Vertebral a.
        • Thyrocervical trunk
          • Inferior thyroid a.
          • Ascending cervical a.
          • Suprascapular a.
          • Transverse cervical a.
        • Internal thoracic a.
      • 2nd PART
        • Costocervical trunk
          • Deep cervical a.
          • Highest (supreme) intercostal a.
      • 3rd PART
        • Dorsal scapular a.
    • Axillary a.

Lymphatics

    • Thoracic duct

Muscles

    • Sternocleidomastoid m.
    • Trapezius m.
    • Omohyoid m.
      • Inferior belly
    • Anterior scalene m.
    • Middle scalene m.
    • Posterior scalene m.