Radius and Ulna
2 simple justice
The fore arm has two bones - the Radius and the Ulna
The long bones are the femur (thigh bone), the tibia, fibula (2 leg bones)
Tibia Fibula
2
i so you can turn your arm and leg
The longest arm on the triangles is called the hypotenuse and the 2 smaller arms are called the legs
Afterlife - 2005 Lower Than Bones 1-2 is rated/received certificates of: Netherlands:12 UK:12
There are 3 bones in the arm. The forearm has 2 bones, the radius and ulna. The upper arm has one bone, the humerus.
The articulation of two or more bones is called a joint. Joints are where bones come together and allow movement in the body.
You have 2 main bones as there is a joint in your elbow (funny bone). If you had one then your arms would be like a very strong stick. Sticks cannot bend.
arms