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Posterior Auricular Artery

The posterior auricular artery is an artery of the head and neck region. It is the sixth main branch of the external carotid artery. It contributes to the blood supply…

…done by asking the patient to shrug his/her shoulders. Other clinical features of accessory nerve damage include muscle wasting, partial paralysis of the sternocleidomastoid, and an asymmetrical neckline. Latissimus Dorsi…

Arterial Supply to the Upper Limb

…arteries form an anastomotic network around the surgical neck of the humerus and can be damaged in cases of fracture. At the lower border of the teres major muscle, the…

The Cubital Fossa

…to the radial neck). It gives rise to the bicipital aponeurosis which contributes to the roof of the cubital fossa. Brachial artery – bifurcates into the radial and ulnar arteries…

Muscles in the Lateral Compartment of the Leg

…the fibularis longus that originate from the head of the fibula, and the neck of the fibula. The common fibular nerve passes through this gap, and is easily identified. After…

Muscles in the Medial Compartment of the Thigh

…thigh and it is located superiorly within the compartment. Attachments: Originates from the membrane of the obturator foramen and adjacent bone. It passes under the neck of femur and attaches…

The Small Intestine

…superior mesenteric vein. It unites with the splenic vein at the neck of the pancreas to form the hepatic portal vein. Lymphatic drainage is into the superior mesenteric nodes. By…

The Bones of the Hand: Carpals, Metacarpals and Phalanges

…fracture – A fracture of the 5th metacarpal neck. It is usually caused by a clenched fist striking a hard object. The distal part of the fracture can become angulated,…

The Femoral Nerve

…who cannot tolerate a general anaesthetic. A femoral nerve block can also be used as peri- and post-operative analgesia for patients with a fractured neck of femur who cannot tolerate…

The Superficial Fibular (Peroneal) Nerve

…of the common fibular nerve. It arises at the neck of the fibula, descending between the fibularis muscles and the lateral side of the extensor digitorum longus. Here, it gives…