Finger Joints: Anatomy, Conditions, and Treatments - Verywell …
Nov 2, 2024 · Metacarpophalangeal joint (MCP): Also called the knuckle, this is where the proximal phalanx in each finger meets an adjacent hand bone (metacarpal bones). Proximal interphalangeal joint (PIP): This is the joint in the middle of the finger, connecting the proximal and middle phalanges.
Knuckle - Wikipedia
The knuckles are the joints of the fingers. The word is cognate to similar words in other Germanic languages, such as the Dutch "knokkel" (knuckle) or German "Knöchel" (ankle), i.e., Knöchlein , the diminutive of the German word for bone ( Knochen ).
Anatomy of the Hand and Wrist - Cleveland Clinic
Jun 12, 2023 · There are 19 bones in each of your hands. They’re grouped together by their location and function: Metacarpals: The bones that are in your palm and give it its shape. Phalanges: The individual bones that make up the segments of your fingers and thumb.
Body Anatomy: Upper Extremity Joints | The Hand Society
When discussing hand joints, we refer to the palmar or volar surface (the palm side), the dorsal surface (the back of the hand), the radial side (toward the thumb), and the ulnar side (toward the little finger). Jump to: The thumb digit has only two phalanges (bones) so it only has one joint.
Hand Anatomy - eOrthopod.com
The main knuckle joints are formed by the connections of the phalanges to the metacarpals. These joints are called the metacarpophalangeal joints (MCP joints). The MCP joints work like a hinge when you bend and straighten your fingers and thumb. The three phalanges in each finger are separated by two joints, called interphalangeal joints (IP
Anatomy of the Hand - Johns Hopkins Medicine
The hand is composed of many different bones, muscles, and ligaments that allow for a large amount of movement and dexterity. There are three major types of bones in the hand itself: Phalanges.
Knuckle Pain: Caused by Arthritis and Other Conditions - Verywell …
Mar 4, 2024 · Knuckle pain has various causes, including arthritis, an injury, or an infection. In addition to pain, the knuckles might be swollen, tender, and stiff. Managing and treating knuckle pain depends on the severity and underlying cause. This article will cover the possible causes of knuckle pain, symptoms, treatment options, and more.
Complete Guide to Hand Anatomy: Parts, Names & Diagram
Mar 9, 2024 · On the back of the hand, where the knuckles form, a flat, triangular area becomes visible just before the fingers. The knuckle’s raised prominence comes from the rounded heads of the metacarpal bones, which meet the finger bones at the metacarpophalangeal joints.
Anatomy 101: Finger Joints | The Hand Society - American …
Oct 26, 2017 · Metacarpophalangeal Joint (MCP): The MP joint is where the hand bone meets the finger bone, referred to as the “knuckle.” These joints are very important, allowing us to bend/flex and spread our fingers.
Pain in knuckles: Causes and treatment options - Medical News Today
Sep 30, 2020 · Throbbing, aching, or shooting pain in the knuckles can result from an injury or an underlying medical condition. This article reviews causes of knuckle pain, symptoms, treatments, and...