同济大学：《人体解剖学 Human anatomy》课程电子教案（PPT课件）The Cervical Region

The Cervical Region

The Cervical Region

Outline >Skeleton of the Neck >Fascia of the Neck >Triangles of the Neck

Outline ➢Skeleton of the Neck ➢Fascia of the Neck ➢Triangles of the Neck

Skeleton in Cervical Region Greater horn- Lesser horn- Fibrocartilage- Mastoid process Body of hyoid- Styloid process Stylohyoid ligament- c2/ B Right anterolateral view Angle of mandible -Mandible Hyoid Thyroid cartilage Greater horn. -Larynx Trapezius Cricoid cartilage Lesser horn- Trachea Body Clavicle Manubrium C Anterosuperior view A Lateral view Bones and cartilages of neck Hyoid,C1-C7,Clavicle,Mamubrium

Skeleton in Cervical Region Hyoid, C1-C7, Clavicle, Mamubrium

Fascia of Neck Longs coll vatt的rad fascia irvesting fascia Larynx- Suprasterna space anb n of steru A Medial view Vertebral wch B Anterosuperior view of part C toid (SCM Anterior rotid sheatr

Fascia of Neck

Fascia of Neck copharyngeal Occipital b a(part of acheal >Cervical subcutaneous tissue (superficial fascia) Pharynx Mandible Hyoid- >Investing fascia Investing fascia- Larynx >Pretracheal fascia Visceral part of tracheal layer- Isthmus of thyroid gland Esophagus >Prevetebral fascia Suprasternal space Trachea- Manubrium of sternum- A Medial view

Fascia of Neck ➢Cervical subcutaneous tissue (superficial fascia) ➢Investing fascia ➢Pretracheal fascia ➢Prevetebral fascia

Fascia of Neck 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

Fascia of Neck Nuchal ligament Posterior Vertebral arch Alar fascle Superficial Fascia: Esophagus Omohyald- Platysma >Platysma od(5CM >Cutaneous Nerves C Superior view of transverse section(at level C7 vertebra) >Blood and Lymphatic Vessels >Part of the EJV Platysma A Anterior view

Fascia of Neck Superficial Fascia: ➢Platysma ➢Cutaneous Nerves ➢Blood and Lymphatic Vessels ➢Part of the EJV

Fascia of Neck Posterior Retropharyngeal Lateral cervical Alar fascia region Sternocleido mastoid Descending part Esophagus of trapezius Pa尚ysTm astoid (SCM B Lateral view Trapezius: Descending Investing Fascia: part Middle part >SCM Trapezius >Parotid Submandibular Gland Ascending >Superior and Inferior Attachments >Suprasternal Space jugular venous arch

Fascia of Neck Investing Fascia: ➢SCM & Trapezius ➢Parotid & Submandibular Gland ➢Superior and Inferior Attachments ➢Suprasternal Space & jugular venous arch

Fascia of Neck Nuchal ligament Posterio eser hom of hyoid Vertebral arch Latera Greater hom of hyoid Alar fascle Triticeal cartiage Superior thyroid notch Thyrold cartilage Laryngeal prominence Cricothyroid Superior pole Endocrine layer: Parathyroid gland Esophagus mal Cricotracheal Left lobe Thyroid gland ligament- Platysma Right lobe Anterio inferor pole isthmus Trachea Esophagus- A Anterior view B Anterosuperior view Occipital b Relationships of thyroid gland. Pretracheal Fascia: >Muscular part:infrahyoid muscles Visceral part:thyroid,parathyroid, Investing fascia Larynx trachea,esophagus Visceral part of tracheal iayer >Buccopharyngeal fascia and sthmus of thyroid gland Esophagus Suprasternal space retropharyngeal space Trachea >Carotid sheaths hubrlum of sternum

Fascia of Neck Pretracheal Fascia: ➢Muscular part: infrahyoid muscles ➢Visceral part: thyroid, parathyroid, trachea, esophagus ➢Buccopharyngeal fascia and retropharyngeal space ➢Carotid sheaths

Fascia of Neck Posterior Rectu监 Vertebral arch TransveC) stsrcapu Longus capitis Middle scalene Middle scalene Pa尚ysTm Posterior scalene astoid (SCM Anterior scalene Longus colll Longus colli Pretracheal layer Occipital Prevertebral Fascia: >Deep Cervical Muscles esting fascia Larynx >Laterally extended as the axillary Visceral part of tracheal layer- sheath of thyroid gland Esophagus Suprasternal space Trachea Manubrlum of sternum A Medial view

Fascia of Neck Prevertebral Fascia: ➢Deep Cervical Muscles ➢Laterally extended as the axillary sheath