WebJul 15, 2014 · Basics of the Hand. Here’s a quick look at the bone structure of the hand (left). In blue, the eight carpal bones, in purple, the five metacarpal bones, and in pink, the 14 phalanges. As many of these bones cannot move at all, we can simplify the basic structure of the hand: the diagram on the right is all you really need to remember. WebOct 30, 2024 · The carpal bones refer to eight bones in your wrist. They are divided into two rows - proximal and distal - with each row comprised of 4 bones each. In terms of the carpal bone names, on the proximal row we find: The scaphoid bone. The lunate bone. The triquetrum bone. The pisiform bone.
Hand Anatomy: Bones, muscles, arteries and nerves
WebJul 20, 2006 · The important structures of the hand can be divided into several categories. These include. bones and joints. ligaments and tendons. muscles. nerves. blood vessels. The front, or palm-side, of the … WebThe muscles that control the movement of the fingers are located in the forearm and hand. Tendons running from these muscles attach to various points on the finger bones. When the muscle contracts, the tendon is … simply gas thunder bay
Phalanges of the hand: Anatomy and function Kenhub
WebDec 28, 2024 · Those are flexion, extension, abduction, and adduction of the hand. Take this specially designed quiz to test your knowledge about the hand and wrist. It specifically focuses on bones, muscles (including attachments, innervation, functions), arteries, … Key Facts about spinal nerves; Origins: Anterior (ventral) and posterior (dorsal) … The carpal bones (i.e. carpus) are eight irregularly-shaped bones located in the … Each trunk has a well-known scheme of origin from the roots of the brachial … Carpometacarpal joints (Articulationes carpometacarpales) The … Radiocarpal joint (Articulatio radiocarpalis) The radiocarpal joint is a synovial joint … The radial nerve is the largest terminal branch of the brachial plexus.It … The ulnar nerve is a terminal branch of the medial cord of the brachial plexus.It … Extending from the wrist to the elbow joint is the region of the upper extremity called … Radius. The radius is the lateral bone of the forearm. It is a long bone that has three … Median nerve: Origin and course. The median nerve is a branch of the brachial … WebHand and wrist bones. Your wrist is made up of eight small bones (carpal bones) plus two long bones in your forearm — the radius and the ulna. Each finger consists of one hand bone (metacarpal) and three finger … WebNov 1, 2024 · Metacarpal bones ( ossa metacarpi) are the bones that support the palm of the hand. Each consists of a elongated body (shaft), cuboid base, and convex head. The bases articulate with the distal row of the carpus and the heads articulate with the proximal phalanges. Each bone is assigned a number from 1 to 5, starting on the lateral side … ray stowell