Each wrist has eight carpal bones arranged in two rows. This group of bones joins the long bones in the forearm, which are called the radius and ulna.Know More
The trapezoid, trapezium, capitate, hamate, scaphoid, lunate, pisiform, and triquertrum are the eight carpal bones that make up the carpus, which connects the hand to the arm. These bones work with the muscles and tendons to raise the back of the hand, rotate the forearm, bend the palm downward and bend the wrist toward the thumb or little finger.
The scaphoid is the carpal bone most likely to be injured according to the University of Dartmouth. Falling with a hand outstretched can often cause the bone to break. Another common injury is dislocation of the lunate.Learn more in Bones
The skeleton of an infant is comprised of 300 bones. As a child's body grows, many of the bones in the skeleton fuse together until he is left with the 206 bones found in an adult skeleton.Full Answer >
According to the Southern California Orthopedic Institute, there are three bones in the true ankle joint. Depending on the definition being used, the subtalar joint is also sometimes included, which has a bone that it shares with the true ankle joint, bringing the total to four.Full Answer >
The skeleton of a newborn infant contains around 300 separate parts, according to the BBC. All bones start out as cartilage and turn into bone through a process known as ossification. This process is usually still underway at birth, so an infant skeleton is composed of both bone and cartilage.Full Answer >
There are 26 small bones in the foot. There are seven tarsal bones and 14 phalanges. In the ankle area there is a cuboid bone, navicular bone, cuneiform bone, calcaneus, and a talus.Full Answer >