In this article we will discuss about:- 1. Introduction to Internal Jugular Vein 2. Relations of Internal Jugular Vein 3. Tributaries 4. Applied Anatomy. Introduction to Internal Jugular Vein: It is main venous channel of head and neck. Receives blood from brain, face and neck. Extent of Internal Jugular Vein: Begins at the base of skull in the jugular foramen [...]
In this article we will discuss about the extent and relations of cervical sympathetic trunk. Extent of Cervical Sympathetic Trunk: From base of skull to the neck of first rib. Preganglionic fibres arise from upper thoracic part of spinal cord - lateral horn cells (T1-T5). Relations of Cervical Sympathetic Trunk: Anterior: Carotid sheath with its content. Posterior: Prevertebral muscles and [...]
The human body has got several mechanisms to combat infections due to pathogenic organisms. It should be realised that many harmless organisms live in symbiosis in our body in the upper respiratory tract, in the lower bowels and in the skin. These may occasionally infect the tissues when the resistance is extremely low or viral infections have devitalised mucosal membrane. [...]