This article discusses the function and anatomy of the thumb and common ... As a result of only having two phalanges, the thumb only has one joint, while the other fingers have two joints.

In this article, we look at the anatomy and function of hinge joints ... such as flexing a finger. In a hinge joint, protective cartilage covers the bones, and a thick gel called synovial fluid ...

The thumb has a proximal and distal phalanx only. The finger joints provide movement and allow you to perform activities such as pinching and grasping, according to the American Society for ...

Our series The Body explores human anatomy, part by part ... While we generally associate thumb arthritis with older people, Bergin says she now sees it in people in their forties and even ...

Hitchhiker’s thumb can be “a harmless anatomy quirk localized to the thumb ... “Some people with it have super flexible joints all over, while others don’t,” adds Raj Dasgupta ...

Let’s begin with everybody’s favorite topic – anatomy! The thumb is one of five digits ... most mobile thanks to one of the few saddle joints in the human body. This saddle joint is ...