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Neck (Muscle (Lat. vertebral (Splenius capitis post. rami of middle C,…

- - - - Ant. belly CN V-3
      - Post. belly CN VII
  - - - Sternohyoid ansa cervicalis
      - Omohyoid ansa cervicalis
    - - Sternothyroid ansa cervicalis
      - Thyrohyoid C1 via CN XII
  - - - Inferior longitudinal lingual
      - Transverse tongue
      - Superior longitudinal lingual
      - Vertical tongue
    - - Hyoglossus CN XII
      - Styloglossus CN XII
      - Genioglossus CN XII
      - Palatoglossus vagus via pharyngeal plexus
  - - - Middle pharyngeal constrictor CN X
      - Inferior pharyngeal constrictor CN X
      - Superior pharyngeal constrictor CN X
    - - Palatopharyngeus CN X
      - Salpingopharyngeus CN X
      - Stylopharyngeus CN IX
- - - - Post. border of SCM
      - Ant. border of trapezius
      - Clavicle (middle 1/3)
      - Roof_investing fascia
      - Floor_pervertebral fascia
    - - Occipital triangle
        
        CN XI
        
        Post. belly of omohyoid muscle
        
        Occipital artery
      - Omoclavical triangle (Subclavian triangle)
        
        Subclavian artery
    - - Levator scapulae
      - Scalene
      - Splenius capitis
    - - CN XI
      - Brachial plexus
      - Cervical plexus
        
        Sensory
        
        Great auricular (C2, C3)
        
        Transverse cervical (C2, C3)
        
        Lessor occipital (C2)
        
        Supraclavicular (C3, C4)
        
        Nerve point of neck (middle 1/3 of SCM)
        
        Motor
        
        Accessory phrenic (C5)
        
        Ansa cervicalis (C1-C3)
        
        Phrenic (C3-C5)
    - - Superficial cervical lymph nodes (EJV)
      - Deep cervical lymph nodes (IJV)
  - - - Median line of neck
      - Manubrium
      - SCM
      - Roof_subcutaneous tissue
      - Mandible
      - Floor_pretracheal layer
    - - Submandibular triangle (Digastric triangle)
        
        CN V-3
        
        CN VII
        
        Submandibular gland
        
        CN XII
        
        Facial artery
      - Carotid triangle
        
        External carotid artery
        
        Ansa cervicalis
        
        Internal carotid artery
        
        IJV
      - Submental triangle
        
        Mylohyoid
        
        Submental lymph node
        
        Submental artery (from facial artery)
      - Muscular triangle
        
        Infrahyoid muscle
        
        Thyroid, parathyroid glands
- - - - Internal jugular vein
      - Vagus nerve
      - Carotid artery
      - Sympathetic fiber (not trunk)
      - Cervical lymph nodes
      - Carotid sinus nerve
    - - Visceral part
        
        Thyroid gland
        
        Trachea
        
        Esophagus
        
        Buccopharyngeal fascia
      - Muscular part
        
        Infrahyoid muscle
    - - Longus colli muscle
      - Splenius muscle
      - Scalene muscle
      - Semispinalis muscle
    - - Trapezius muscle
      - Sternocleidomastoid muscle
- - - - Cricothyroid
    - - Thyroarytenoid
      - Lateral cricoarytenoid
      - Transverse/oblique arytenoid
      - Posterior cricoarytenoid
      - Thyroepiglottic
      - Aryepiglottic
      - Vocalis