Wojciech Pawlina

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. 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 an important part of the human body that helps us lift, hold, and move things. Arm anatomy consists of 3 main parts: the upper arm, forearm, and hand. It stretches from the shoulder to the fingers and includes 30 bones, along with muscles, blood vessels, … Read more

Overview of Nail Anatomy A nail is a flattish claw-like plate at the tip of the fingers and toes, which is characteristically found in all primates. They are composed of the resilient protein keratin. Nails are continuously growing and adjusting to their surroundings. They provide an essential protective shield for our fingertips. No two nails … Read more