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Diagram 1: bones of the hand. The forearm has a proximal radial ulnar joint at the elbow and a distal radial ulnar joint at the wrist. The forearm has a range of movement of about 180 degrees in pronation-supination.
17 paź 2022 · The cutaneous innervation of the hand is formed primarily by the terminal branches of 3 nerves: the median, radial, and ulnar. The brachial plexus forms These nerves proximally, which arise from the cervical root levels C5 to T1.
13 lis 2023 · The hand itself consists of specific bones onto which various muscles are attached, and a collection of neurovascular structures responsible for drainage and innervation. However, the intrinsic muscles of the hand are only partially responsible for all its range of motion.
•Innervation: The lateral two lumbricals (of the index and middle fingers) are innervated by the median nerve. The medial two lumbricals (of the little and ring fingers) are innervated by the ulnar nerve.
Basic Hand Anatomy Surface Anatomy Joints and Bones Fingertip Anatomy Motion.A Motion.B Images from The Hand: Examination and Diagnosis, 3rd Edition Written by American Society for Surgery of the Hand Published by Churchill Livingstone No part of these images may be reproduced or presented without expressed
30 paź 2023 · Each chart groups the muscles of that region into its component groups, making your revision a million times easier. For example, upper limb muscles are grouped by shoulder and arm, forearm and hand. Next to each muscle, you’ll find its origin (s), insertion (s), innervation (s) and function (s).
16 gru 2015 · An overview of hand anatomy including the bones of the hand, the muscles of the hand, the blood supply of the hand and the innervation of the hand.
