Ulnar Nerve Collection

Fist clenching movement, artwork C016 / 6795
Fist clenching movement. Artwork of the muscles of the forearm and hand from the front, with red arrows showing the direction of movement of the fingers during flexion to form a fist

Little and ring finger flexion, artwork C016 / 6793
Little and ring finger flexion. Artwork of the muscles of the forearm and hand from the front, with red arrows showing the direction of movement of the little and ring (fourth and third)

Arm nerves, artwork
Arm nerves. Computer artwork of the shoulder showing the brachial plexus, the network of nerves (yellow) that originate in the neck, pass through the shoulder and innervate the arm

Little and ring finger flexion, artwork C016 / 6794
Little and ring finger flexion. Artwork of the muscles of the forearm and hand from the front, with red arrows showing the direction of movement of the little and ring (fourth and third)

Hand palmar nerve regions, artwork C016 / 6836
Hand palmar nerve regions. Artwork of the hand, palm side up, colour-coded by the areas supplied by the three nerves that can be blocked at the wrist with injections of local anaesthetic during

Hand dorsal nerve regions, artwork C016 / 6837
Hand dorsal nerve regions. Artwork of the hand, dorsal side up, colour-coded by the areas supplied by the three nerves that can be blocked at the wrist with injections of local anaesthetic during

Hand anatomy, illustration C018 / 0796
Hand anatomy. Illustration showing the bones, nerves and blood vessels of the hand. There are 27 bones, made up of 14 phalanges on the fingers and thumb

Arm muscles, artwork
Arm muscles, computer artwork. The uppermost muscle, wrapping around the shoulder, is the deltoid (dark green). Below it are the triceps

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"The Ulnar Nerve: Unraveling the Intricacies of Hand Function" In the intricate web of our body's nervous system, lies a crucial player known as the ulnar nerve. This remarkable nerve is responsible for facilitating various movements and sensations in our hands and arms. One of its primary functions involves controlling the flexion of our little and ring fingers, allowing us to clench our fists with precision (artwork C016 / 6795). The it also plays a vital role in transmitting signals from the hand palmar nerve regions (artwork C016 / 6836) and hand dorsal nerve regions (artwork C016 / 6837), ensuring that we can feel touch, temperature, and pain accurately. But its influence doesn't stop there; this incredible nerve extends beyond just our hands. It travels through our arm nerves (illustration artwork) while interacting with shoulder muscles (artwork), chest muscles (artwork), and back muscles (artwork). These connections enable coordinated movement between different parts of our upper body. Sometimes, due to injury or compression at certain points along its path, individuals may experience discomfort or weakness known as ulnar neuropathy. To alleviate these symptoms, medical professionals may administer an ulnar nerve wrist block procedure (artwork C016 / 6829). Understanding the intricacies of hand anatomy is essential for appreciating how this small but mighty ulnar nerve impacts daily activities like writing, typing, or even holding a cup. So next time you clench your fist or flex your little finger effortlessly, remember to thank your ulnar nerve for its invaluable contribution to your dexterous abilities.