The radial nerve is a nerve in the human body that supplies the posterior portion of the upper limb. It innervates the medial and lateral heads of the triceps brachii muscle of the arm, as well as all 12 muscles in the posterior osteofascial compartment of …

2023年4月29日 · Anatomy, distribution and function of the radial nerve. The radial nerve is the largest nerve of the upper limb. It originates as the terminal branch of the posterior cord of the brachial plexus. The radial nerve arises in the axillary region and descends down along the posterior surface of the humerus.

What is the radial nerve? Your radial nerve is a peripheral nerve that supplies movement and sensory function to parts of your arm, forearm, wrist and hand. You have a radial nerve in each of your arms. It’s called “radial” because part of it runs alongside the radius bone (and the radial artery) in your forearm.

2023年7月20日 · One of these nerves is called the radial nerve; others include the median nerve and the ulnar nerve. The radial nerve travels down the arm, past the elbow joint, into the forearm, and across the wrist all the way into the fingers.

2024年5月20日 · In this article, we shall look at the anatomy of the radial nerve – its anatomical course and its motor and sensory functions. We shall also consider the clinical consequences of damage to the nerve. Access this feature with pro. Nerve roots – C5-T1.

Radial nerve injuries are associated with the path it travels close to the humerus. Mechanisms of injury can be humerus fracture, a direct blow or sustained pressure (i.e. from incorrect use of a crutch).

Der Nervus radialis ist ein gemischt motorischer und sensibler Nerv des Arms, der aus dem Plexus brachialis entspringt und an der Innervation der Muskulatur von Ober- und Unterarm beteiligt ist. Der Nervus radialis entspringt aus dem Fasciculus posterior des Plexus brachialis. Er enthält Nervenfasern der Segmente C 5 bis C 8 bzw. Th 1.

2019年10月29日 · Innervation: Motor. radial nerve proper ; triceps. anconeus; ECRL; ECRB; brachioradialis ; PIN ED supinator; EDM; ECU; APL; EPL; EPB; EIP

The Radial Nerve (n. radialis; musculospiral nerve), the largest branch of the brachial plexus, is the continuation of the posterior cord of the plexus. Its fibres are derived from the fifth, sixth, seventh, and eighth cervical and first thoracic nerves.

2022年2月2日 · It provides motor and sensory innervation to the arm and forearm and sensory innervation to the hand. The radial nerve is one of two terminal branches of the posterior cord of the brachial plexus. It receives contributions from C5-T1 nerve roots.