1 — Axillary artery and vein; 2 — Cephalic vein; 3 — Suprascapular artery and vein; 4 — Brachial plexus; 5 — Venous plexus; 6 — Transverse cervical artery and vein; 7 — Phrenic nerve; 8 — Levator scapulae; 9 — Sternocleidomastoid vein; 10 — Hypoglossal nerve [XII]; 11 — Internal carotid artery; 12 — Internal jugular vein; 13 — Posterior external vertebral venous plexus; 14 — Occipital artery and vein; 15 — Facial vein; 16 — External jugular vein; 17 — Posterior auricular artery and vein; 18 — Retromandibular vein; 19 — Parotid veins; 20 — Parotid gland; 21 — Mylohyoid; 22 — Superficial temporal artery and vein; 23 — Palpebral veins; 24 — Supratrochlear vein; 25 — Angular vein; 26 — External nasal veins; 27 — Parotid branches; 28 — Facial vein; 29 — Facial artery; 30 — Inferior labial veins; 31 — Submental vein; 32 — Lingual artery and vein; 33 — External carotid artery; 34 — Superior laryngeal artery and vein; 35 — Superior thyroid artery and vein; 36 — Anterior jugular vein; 37 — Inferior bulb of internal jugular vein; 38 — Thyroid gland; 39 — Unpaired thyroid plexus; 40 — Middle thyroid vein; 41 — Inferior thyroid vein; 42 — Common carotid artery; 43 — Jugular venous arch; 44 — Brachiocephalic vein; 45 — Subclavian vein; 46 — Thoraco-acro-
mial artery and vein
