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

Overview of Nail Anatomy Nails are flat, protective structures found at the tips of the fingers and toes and are a defining feature of all primates. They are made of keratin, a strong and flexible protein that helps nails grow continuously and adapt to daily wear and tear. Nails play a crucial role in protecting … Read more