Fascia of Neck:four layers Nuchal ligament Skin Posterior Retropharyngeal space Vertebral arch Trapezius Alar fascia Middle scalene Lymph node Anterior scalene. Carotid Longus sheath colli Vagus nerve Esophagus Internal Omohyoid- jugular vein Platysma Common carotid artery Sternocleido- mastoid(SCM) Sternothyroid Thyroid gland Anterior Sternohyoid Trachea Pretracheal layer C Superior view of transverse section (at level C7 vertebra)
Fascia of Neck: four layers
Regions and Triangles of the Neck .SCM Region .Anterior Region Submental,Submandibular,Carotid,Muscular Triangles .Posterior Region .Lateral Region .Occipital,Omoclavicular Triangles
Regions and Triangles of the Neck •SCM Region •Anterior Region •Posterior Region •Lateral Region •Submental, Submandibular, Carotid, Muscular Triangles •Occipital, Omoclavicular Triangles
Lateral Cervical Region Superficial temporal vein Occipital vein Maxillary vein Retromandibular vein: Posterior auricular vein- Posterior division Anterior division Splenius- Facial vein Trapezius Common facial vein Levator scapulae- Spinal accessory nerve(CN XI) Sternocleidomastoid Middle and posterior scalene External jugular vein(EJV) Cervicodorsal vein Communicating branch Internal jugular vein(IJV) Omohyoid Anterior jugular vein Suprascapular vein Brachiocephalic vein A Lateral view Subclavian vein Lateral cervical region.A.Superficial veins of right side of neck. .5 muscles,2 triangles,nerves,veins and arteries
Lateral Cervical Region •5 muscles, 2 triangles, nerves, veins and arteries
.Nerves in Lateral Cervical Region-Brachial plexus Cervicodorsal trunk Spinal accessory nerve(CN XI) Levator scapulae Phrenic nerve Middle scalene Sternocleidomastoid Trapezius- Superior trunk of brachial plexus Internal jugular vein(IJV) Superficial cervical artery- -Thyrocervical trunk Dorsal scapular artery Anterior scalene Posterior scalene. Subclavian artery Middle trunk of brachial plexus Inferior trunk of brachial plexus External jugular vein(EJV) Nerve Clavicle Suprascapular Artery 1st rib Vein Subclavian vein E Anterior view of right side >C5-C8&T1 >Suprascapular nerve
•Nerves in Lateral Cervical Region-Brachial plexus ➢C5-C8 & T1 ➢Suprascapular nerve
Anterior Cervical Region >Submental Triangle >Submandibular Triangle >Carotid Triangle >Muscular Triangle
•Anterior Cervical Region ➢Submental Triangle ➢Submandibular Triangle ➢Carotid Triangle ➢Muscular Triangle