Osteology

• • Clavicle

  • Sternum

    • Manubrium

      • Suprasternal notch (Jugular notch)

    • Sternal angle

    • Body

    • Xiphoid process

  • Ribs

    • (Sub)costal grooves

    • 1st rib

      • Groove for subclavian v.

      • Scalene tubercle

      • Groove for subclavian a.

  • Thoracic cage

    • Intercostal space

    • Costal margin (costal arch)

Intercostal spaces

• • Muscles

    • External intercostal m.

    • Internal intercostal m.

    • Innermost intercostal m.

  • Intercostal neurovascular bundle (VAN: vein, artery, nerve)

    • Intercostal aa., anastomoses of the following:

      • Anterior intercostal br. (internal thoracic a.)

    • Intercostal vv., anastomoses of the following:

      • Anterior intercostal vv.

    • Intercostal nn. (VPR of T1-11)

Root of Neck

• • Subclavian v.

  • Phrenic n.

  • Anterior scalene m.

  • Subclavian a.

Arteries

• • Aorta

    • Ascending aorta

    • Arch of aorta

      • Brachiocephalic trunk

        • R. common carotid a.

        • R. subclavian a.

      • L. common carotid a.

      • L. subclavian a.

  • Pulmonary trunk

    • L. & R. pulmonary aa.

  • Ligamentum arteriosum

  • Common carotid a.

  • Subclavian a.

    • Internal thoracic a.

      • Pericardiacophrenic a.

      • Anterior intercostal brs.

      • Musculophrenic a.

      • Superior epigastric a.

Veins

• • Superior vena cava

    • L. & R. brachiocephalic vv.

      • Internal jugular v.

      • Subclavian v.

Nerves

• • Vagus n. (in carotid sheath in neck; through thorax to cardiac plexus)

    • L. & R. recurrent laryngeal nn.

  • Phrenic n.

Pericardium

• • Pericardium

    • Fibrous pericardium

    • Serous pericardium

      • Parietal layer

      • Pericardial cavity

      • Visceral layer (epicardium)