Neck Syllabus

### 3. Anatomy of the Neck (Non-Spinal)

#### 3.1 Muscles of the Neck

3.1.1: Suprahyoid Muscles (Digastric, Sternohyoid, Mylohyoid)

3.1.2: Infrahyoid Muscles (Sternothyroid, thyrohyoid, sternohyoid, omohyoid)

3.1.3: Hyoid Bone and Ligaments

#### 3.2 Visceral Axis of the Neck

##### 3.2.1 Larynx

3.2.1.1: Laryngeal Cartilages

3.2.1.2: Laryngeal Divisions: Supraglottic, glottic, subglottic

3.2.1.3: Vestibule, ventricle/sinus

3.2.1.4: Pyriform recess/sinus/fossa

3.2.1.5: Fibromuscular structures & folds

3.2.1.6: Intrinsic Muscles of Larynx

3.2.1.7: Saccule

###### 3.2.2: Pharyngeal Muscles

3.2.2.1: Superior, middle and inferior constrictors

3.2.2.2: Stylopharyngeus, Palatopharyngeus, Salpingopharyngeus

##### 3.2.3 Nasopharynx

3.2.3.1: Palatine Tonsil

3.2.3.2: Rosenmuller Fossa

3.2.3.3: Nasopharynx Boundaries

3.2.3.4: Auditory/Eustachian Tube

##### 3.2.4 Oropharynx

3.2.4.1: Palatine Tonsil

3.2.4.2: Oropharynx Boundaries

#### 3.3 Fasciae & Spaces of the Neck

##### 3.3.1 Superficial Layer of the DCF

3.3.1.1 Masticator Space

3.3.1.2 Parotid Space

3.3.1.3 Submandibular Space

3.3.1.4 Sublingual Space

3.3.1.5 Suprasternal Space of Burns

##### 3.3.2 Deep Layer of the DCF

3.3.2.1: Prevertebral Space

3.3.2.2: The Danger Space

##### 3.3.3 Middle Layer of the DCF

3.3.3.1 Buccopharyngeal Fascia

3.3.3.2 Pharyngobasilar Fascia

3.3.3.3 Cloison Sagittale

##### 3.3.4 Other Spaces

3.3.4.1 Pharapharyngeal Space

3.3.4.2 Retropharyngeal Space

3.3.4.3: Visceral Space

3.3.4.4: Pre-styloid & Retrostyloid Parapharyngeal Spaces

\*\*3.3.4.5: Anterior, posterior cervical, suboccipital triangles.

#### 3.4.1 Temporal Fossa

3.4.1.1 Temporalis Muscle

3.4.1.2 Masseter Muscle

3.4.1.3 Zygomatic Arch

##### 3.4.2 Infratemporal Fossa

3.4.2.1 Medial Pterygoid, Lateral Pterygoid

3.4.2.2 Pterygopalatine Fossa

3.4.2.3 Palatine Plates

3.4.2.4 Foramen Ovale

3.4.2.5 Mandibular Nerve

3.4.2.6 Maxillary Nerve

3.4.2.7 Pterygopalatine Ganglion

3.4.2.8 Maxillary Artery

3.4.2.9 Deep Maxillary Vein

3.4.2.10 Pterygoid Venous Plexus

#### 3.5 The Tongue

##### 3.5.1 The Tongue

3.5.1.1: Genioglossus

3.5.1.2: Mylohyoid

3.5.1.3: Hypoglossus

3.5.1.4: Hyoid Bone

3.5.1.5: Mylohyoid Sling

3.5.1.6: Lingual Artery

3.5.1.7: Lingual Nerve

3.5.1.8: Chorda Tympani

3.5.1.9: Facial Artery + Vein

3.5.1.10: Hypoglossal Nerve

3.5.1.11: Glossopharyngeal Nerve

3.5.1.12: Lymphatic Drainage of Tongue

3.5.1.13: Geniohyoid

3.5.1.14: Intrinsic Muscles of Tongue

3.5.1.15: Styloglossus

3.5.1.16: Palatoglossus

3.5.1.17: Lingual Nerve

#### 3.6 Blood Vessels and Nerves of the Neck

##### 3.6.1 Vessels and Cervical Plexus (All relations and branches)

3.6.1.1: CCA

3.6.1.2: ECA

3.6.1.3: Vertebral Artery

3.6.1.4: Thyrocervical Trunk

3.6.1.5: Internal Jugular Vein

3.6.1.6: Anterior and External Jugular Vein

3.6.1.7: Cervical Plexus (Relations with Scaleni Anterior, Medius and SCM).

##### 3.6.2 Brachial Plexus in the Neck

3.6.2.1: Brachial Plexus Topgraphy and Relations.

#### 3.7 Carotid Sheath

##### 3.7.1 Carotid Sheath

3.7.1.1: Carotid Sheath Anatomy

3.7.1.2: Jugular Tributaries

3.7.1.3: Carotid Sympathetic Plexus

3.7.1.4: Internal-External Carotid Anastomoses

#### 3.8 Lymph Nodes

##### 3.8.1 Lymph Nodes

3.8.1.1: Superficial Cervical Chain

3.8.1.2: Spinal Accessory Chain

3.8.1.3: Deep Cervical Chain

3.8.1.4: Jugulo-digastric and jugulo-omohyoid, Virchow nodes

3.8.1.5: Retropharyngeal Nodes

3.8.1.6: Transverse Cervical Chain

3.8.1.7: Levels I to VI