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The Pharyngeal Arches

The development of the head and neck begins in the 4th and 5th week. Growth of mesenchymal tissue (connective tissue) in the cranial region of the embryo results in the…

Anterior Scalene

The anterior scalene is one of the scalene muscles of the neck. It is located deep to the sternocleidomastoid muscle on the lateral aspect of the neck. Attachments: Originates from…

The Suprahyoid Muscles

The suprahyoid muscles are a group of four muscles located superior to the hyoid bone of the neck. They all act to elevate the hyoid bone – an action involved…

The Common Fibular Nerve

…To enter the lateral compartment of the leg, the nerve wraps around the neck of the fibula, passing between the attachments of the fibularis longus muscle. Here, the common fibular…

The Pancreas

…pass posteriorly to the head of the pancreas. The superior mesenteric artery lies behind the neck of the pancreas and anterior to the uncinate process. Posterior to the neck of…

The Aorta

…laterally to split into the right common carotid and right subclavian arteries. These arteries supply the right side of the head and neck, and the right upper limb. Left common…

Venous Drainage of the Abdomen

…vein, posterior to the neck of the pancreas, at the level of L2. As it ascends towards the liver, the portal vein passes posteriorly to the superior part of the…

The Urinary Bladder

…the fundus Fundus (or base) – located posteriorly. It is triangular-shaped, with the tip of the triangle pointing backwards. Neck – formed by the convergence of the fundus and the…

…the neck, covering the deeper neck muscles. Splenius Capitis Attachments: Originates from the lower aspect of the ligamentum nuchae, and the spinous processes of C7 – T3/4 vertebrae. The fibres…

The Mandible

…bony landmarks: Head – situated posteriorly, and articulates with the temporal bone to form the temporomandibular joint. Neck – supports the head of the ramus, and site of attachment of…