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Feb 6, 2024 · The anatomy of fingers is a complex network of tissues comprising muscle fibers, tendons, ligaments, nerves, and blood vessels. At the heart of finger anatomy lie the phalanges, a series of small bones that provide structure. Surrounded by muscles and tendons, these phalanges enable precise movements and intricate control, granting fingers ...
Mar 28, 2015 · Fingers: Digits that extend from the palm of the hand, the fingers make it possible for humans to grip the smallest of objects. Palm: This is the bottom of the body of the hand.
Nov 13, 2023 · In addition, proper palmar digital nerves provide palmar cutaneous innervation for the thumb, index, middle and lateral half of ring fingers as distal third of the dorsal aspect of the same digits. The ulnar nerve enters the hand under the superficial part of the flexor retinaculum (in Guyon’s canal) after which it divides into the deep and superficial branches.
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It’s where your hand bends and moves, allowing you to do things like wave, pick up objects, and move your fingers. Palm. The palm is the broad, inner part of your hand. It is the part between the fingers and the wrist. It’s the fleshy area that you use for holding objects. Knuckles.
Oct 26, 2017 · Anatomy 101: Finger Joints. Joints are cartilage surfaces that connect bones to each other. This cartilage allows our bones to glide smoothly against one another, allowing us painless movement. There are four joints in each finger, totaling 20 joints in each hand! The small, ringer, middle and index fingers all have the same four joints:
Nov 13, 2023 · Phalanges of hand (Phalanges manus) The phalanges of the hand are the group of small bones that comprise the bony core of the digits (fingers) of the hand. Even though the phalanges are small in size, they are classified as long bones because of their structural characteristics; each phalanx consists of a shaft, distal head and a proximal base.
Tendon injuries. Tendon injuries are the second most common injury seen in the hand. They are usually caused by a penetrating injury and if not repaired can result in severe functional loss. The tendons on the back of the hand are know as the extensors and those that bend the fingers are called the flexor tendons.
