Click to share on Twitter (Opens in new window), Click to share on Facebook (Opens in new window), Click to share on Pinterest (Opens in new window), Click to share on WhatsApp (Opens in new window). This is where the proximal end of the humerus joins with the long shaft. There are several types of humerus fractures, depending on the location of the break. Intrathecal Pump . The functions of the cranial nerves are sensory, motor, or both: Sensory cranial nerves help a person to see, smell, and hear. The junction of upper end with shaft is called. Radial nerve  and profunda brachii vessels. The nerve then travels on the outside of the elbow (the lateral side) and into the outside of the forearm. Your email address will not be published. Upper end having rounded head is placed upwards. Arteries related to the humerus Mark the capsular attachment of shoulder and elbow joint on humerus. Describe the general features of shaft of humerus. How will you determine the side of humerus? A bone fragment could sever one or more of these nerves, leading to a loss of motor and sensory function. Upper end : coracohumeral ligament and transverse humeral ligament. Radial nerve: This nerve starts from the brachial plexus and runs posterior to the brachial artery and anterior to the long head of the triceps. 11. Search. Skip navigation Sign in. Axillary nerve and posterior circumflex humeral vessels – to surgical neck of humerus. It is in close proximity to the axillary nerve and the posterior circumflex humeral artery. - Pertinent Anatomy: - radial nerve & profunda vessels pass across medial head of triceps; beneath long & lateral heads which then continues distally to lateral humerus to pass into lateral intermuscular septum to enter flexor compartment; - as noted by Gerwin, et al, nerve crosses posterior aspect of humerus at 20-21 cm proximal to medial epicondyle and 14-15 cm How will you hold humerus in anatomical position? It curves around the shaft of the humerus and continues toward the cubital fossa. He founded Orthopaedic Specialists of North Carolina in 2001 and practices at Franklin Regional Medical Center and Duke Raleigh Hospital. Towson, MD 21204 Therefore, these nerves are often involved in the fracture of the humerus at the above sites: Common sites of fracture of the humerus: … Which is the growing end of humerus? Radial nerve and profunda brachii vessels -to radial/spiral groove. The radial nerve in the radial/spiral groove.     - Distal Third Humeral Fractures: The upper or proximal extremity of the humerus consists of the bone's large rounded head joined to the body by a constricted portion called the neck, and two eminences, the greater and lesser tubercles. more home tests...» Humerus pain: Animations . Because the radial nerve wraps around the humerus bone, it can be stretched or torn when the humerus bone is broken. Where is it located? Nerves directly related to the humerus: The three nerves(axillary, radial, and ulnar) are closely related to the back of humerus as follows: Axillary nerve around the surgical neck. Radial nerve injury can be a complication of a humerus fracture, particularly middle or distal fractures. Ulnar nerve – posterior to medial epicondyle. Following nerves and vessels are closely related to humerus. Nerve Damage: This can happen with a humerus fracture because numerous nerves pass near the bone. Wheeless' Textbook of Orthopaedics. A humerus fracture is a break in the large bone of your upper arm. Dr. Wheeless enjoys and performs all types of orthopaedic surgery but is renowned for his expertise in total joint arthroplasty (Hip and Knee replacement) as well as complex joint infections. The radial nerve runs in the spiral groove, while the ulnar nerve passes behind the medial epicondyle. Nerves related to the humerus bone. The most common cause of radial nerve damage is a broken humerus, which is the bone that runs from the elbow to the shoulder. Long thoracic nerve b. Spinal accessory nerve c. Medial pectoral nerve d. Axillary nerve (Also know ulnar, radial, medial, and axillary nerves) 12. Notify me of follow-up comments by email. Shaft of humerus: It is cylindrical in upper half and triangular in lower half. Which of the following muscles is a component of the rotator cuff, which - Indications: