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29 kwi 2023 · 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.
- Brachial Plexus
The brachial plexus is a network of nerves that gives rise...
- Axillary Nerve
The axillary nerve originates as a terminal branch of the...
- Skin
Key facts about the integumentary system; Skin: Functions:...
- Muscles of the Arm
Coracobrachialis is the most medial muscle in the anterior...
- Anconeus
Our upper extremity muscle anatomy chart lists the...
- Arm and Shoulder Anatomy
In the shoulder and arm, the brachial plexus gives rise to...
- Brachial Plexus
20 maj 2024 · Overview. Nerve roots – C5-T1. Sensory – Innervates most of the skin of the posterior forearm, the lateral aspect of the dorsum of the hand, and the dorsal surface of the lateral three and a half digits. Motor – Innervates the triceps brachii and the extensor muscles in the forearm.
29 paź 2019 · Radial nerve originates from the posterior cord of the brachial plexus (C5-T1) behind axillary artery. Course. Posterior wall axilla. courses on the posterior wall of the axilla (on subscapularis, latissimus dorsi, teres major) 3 Branches in axilla. posterior cutaneous nerve of the arm. branch to long head of triceps.
13 lis 2023 · The important nerves from the brachial plexus that innervate the hand and wrist are the median, ulnar, and radial nerves: The median nerve passes through the carpal tunnel under the flexor retinaculum of the hand and distally divides into recurrent and common palmar digital branches.
2 lut 2022 · The radial nerve is one of five main branches of the brachial plexus. It provides motor and sensory innervation to the arm and forearm and sensory innervation to the hand.
9 paź 2023 · The radial nerve is one of the major peripheral nerves of the upper limb and is crucial for both sensory and motor functions. It originates from the posterior cord of the brachial plexus and primarily innervates the extensor muscles of the forearm.
2 mar 2022 · The anconeus muscle is also innervated by the radial nerve. The posterior interosseous nerve (deep branch) enters the extensor compartment of the forearm between the two heads of the supinator muscle.
