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12 Ιουν 2023 · Wrist bones. Your wrist is a complex joint made of eight bones that are arranged into two rows. The proximal row (on the back of your hand, closest to your forearm) includes the: Scaphoid. Lunate. Triquetrum. Pisiform. The distal row (on the underside of your wrist closest to your palm) includes the: Trapezium. Trapezoid. Capitate. Hamate.
Learn about bones in the human upper extremities - how many are there, what they are called, upper arm bone parts, structure, & anatomy with diagrams.
22 Ιαν 2018 · The wrist connects the hand to the forearm. It consists of the distal ends of the radius and ulna bones, eight carpal bones, and the proximal ends of five metacarpal bones.
29 Ιουν 2021 · The muscles in the forearm and palm (thenar muscles) all work together to keep the wrist and hand moving, stable, and well-aligned. The image below shows the bones of the hand from the back side. The red lines show where the tendons attach the muscles to the bones.
5 ημέρες πριν · Each hand contains 27 distinct bones that give the hand an incredible range and precision of motion. The forearm's ulna and radius support the many muscles that manipulate the bones of the hand and wrist. Rotation of the radius around the ulna results in the supination and pronation of the hand.
11 Απρ 2023 · Your wrist is made up of eight small bones called the carpal bones, or the carpus. These irregularly shaped bones join your hand to the two long forearm bones: the radius and ulna.
5 ημέρες πριν · The bones of the arm and hand have the important jobs of supporting the upper limb and providing attachment points for the muscles that move the upper limb. These bones form joints that provide a wide range of motion and flexibility needed to manipulate objects deftly with the arm and hand.
