It is a tightly packed region of the body. Various structures are held in position by deep cervical fascia. The infection in this region can spread along this facia. Therefore schematic representation of deep cervical fascia has been shown. Injuries of scalp are common thus layers of the scalp have been drawn. The formation and branches of the cervical plexus have been depicted. Various triangles of neck and their contents have been illustrated. Relations of thyroid and parotid gland have been shown as both glands have important relations with nerves and vessels. Course, relation and distribution of mandibular. Maxillary, Ophthalmic, facial, glossopharyngeal and vagus nerves have been depicted. Various parasympathetic ganglia have been shown as their branches supply lachrymal and salivary glands. Nasal cavity, larynx and middle ear cavity have been shown as it has relevance to upper respiratory tract infections.