1. Karbalay-doust بنام مهربان ترين

2. Neck = Cervix = Coll = گردن  Boundaries  Fasciae  Divisions: Anterolateral & Back  Triangles  Posterior Triangle  Anterior Triangle

3. THE NECK SUPERIOR BOUNDARY Mandible - Body - Ramus Mastoid process Superior nuchal line Ext. occipital protuberance

4. The neck Inferior boundary suprasternal notch clavicles acromions and their connecting line

5. The neck Division Anterolateral posterior

6. The neck Division Anterolateral - anterior triangle - posterior triangle

7. Fascia  Skin  Superficial fascia  Deep fascia Investing Layer Prevertebral layer Carotid Sheath Pretracheal layer

8. Skin

11.  Superficial fasciae Platysma External jugular vein

12. Platysma

15. External jugular vein

18. Deep fascia *superficial or investing *prevertebral * pretracheal *Carotid sheath

20. *

21. superficial ( investing ) -

23. Pretracheal -

25. Prevertebral -

27. Carotid sheath -

36. Muscles  Superficial :Platysma, Sternocleidomastoid,Trapezius  Suprahyoid : Mylohyoid, Geniohyoid, Stylohyoid, Digasteric  Infrahyoid : Sternohyoid, Omohyoid, Sternothyroid, Thyrohyoid  Lateral vertebral : Scalenuses  Anterior Vertebral: Longus colli & Capitis

38. Sternocleidomastoid SCM

44. Suprahyoid Muscles

53. Infrahyoid muscles

59. Sclaenus muscles

63. Triangles of the neck

64. The neck Division, post. Δ - SCM - Trapezius - Clavicle

65. The neck Division of post. Δ -Occipital Δ -supraclavicularΔ

66. The neck Division of post. Δ Occipital Δ - SCM - trapezius - inf. Belly of omohyoid

67. The neck Division of post. Δ supraclavicula Δ - SCM - clavicle - inf. Belly of omohyoid

68. Posterior Triangle