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Overview of Shoulder Anatomy The human shoulder anatomy is composed of three bones: the clavicle (collarbone), scapula (shoulder blade), and humerus (upper arm bone).[1][2] These bones are connected by joints, with the primary articulation being the glenohumeral joint, commonly referred to as the shoulder joint.[2] Additional joints, including the acromioclavicular (AC) joint, the sternoclavicular (SC) … Read more

Overview of Wrist Anatomy The wrist joint, or the radiocarpal joint, is a crucial connection between the forearm and hand.[1] It allows various movements like bending, straightening, side-to-side, and twisting.[1][2] This joint is like a modified ball and socket, allowing flexibility while maintaining stability.[2][1] The wrist anatomy (joint) is made up of bones that form … Read more

Overview of Hand Anatomy The human hand is one of the most important and versatile parts of the upper limb.[1] It is designed for both strength and precision, allowing us to feel, grasp, hold, and move objects with remarkable control.[1] From performing powerful actions like lifting or climbing to delicate tasks such as writing, typing, … Read more

Overview of Thigh Anatomy The thigh is the large part of your leg between your hip and knee. It is the upper leg. Inside, there is a big, strong bone called the femur.[13] It makes a ball-and-socket joint at your hip and a hinge joint at your knee.[13] Soccer players often have defined thigh muscles … Read more

Overview of Finger Anatomy Fingers are unique parts of the hand found in humans and many other animals. Over millions of years, they have developed to handle both delicate and strong tasks with skill.[1] Each finger has three bones, called phalanges, which are joined together and surrounded by muscles, tendons, and ligaments that help them … Read more

Overview of Biceps Anatomy The biceps is an important part of the upper arm. We call it a single muscle consisting of a short and a long head. The short head starts at the coracoid, while the long head originates from the supraglenoid tubercle. Both parts share the same nerve supply with the coracobrachialis and … Read more

Overview of Arm Anatomy The upper extremity, or arm, is a vital part of the human body that enables us to lift, hold, and move objects.[1] The human arm anatomy consists of three main parts: the upper arm, forearm, and hand. It stretches from the shoulder to the fingers and includes 30 bones in the … Read more