The fibula is the third longest bone in your body. It isn’t weight-bearing, but it supports muscles, tendons and ligaments. If your bones are weakened by osteoporosis, you have an increased risk of fractures you might not even know about.

The fibula (pl.: fibulae or fibulas) or calf bone is a leg bone on the lateral side of the tibia, to which it is connected above and below. It is the smaller of the two bones and, in proportion to its length, the most slender of all the long bones.

2023年8月10日 · In this article, we'll discuss the anatomy of the fibula. The fibula is a slender, cylindrical leg bone that is located on the posterior portion of the limb. It is found next to another long bone known as the tibia. A long bone is defined as one whose body is longer than it is wide.

2019年8月18日 · The fibula is a bone located within the lateral aspect of the leg. Its main function is to act as an attachment for muscles, and not as a weight-bearer. It has three main articulations: Proximal tibiofibular joint – articulates with the lateral condyle of the tibia.

2021年11月30日 · Anatomy – Parts of the Fibula with its Bony Landmarks. Like any other long bone, fibula also has two ends, proximal and distal parts, and an intervening shaft. Each of its parts features several important bony landmarks. Proximal Part. The proximal end of the fibula features a slightly rounded enlargement known as its head. It bears a ...

2024年9月16日 · The fibula is the slender long bone that is attached next to and a little below the tibia (shinbone). It bears very little body weight. The fibula provides lateral stability for the lower leg and acts as a tie rod to increase the range of motion for the ankle, especially lateral and medial rotation of the foot.

2024年12月31日 · Fibula, outer of two bones of the lower leg or hind limb. In humans the head of the fibula is joined to the head of the inner bone, the tibia, by ligaments and does not form part of the knee. The fibula is slim and roughly four-sided, and its shape varies with the strength of the attached muscles.

2023年5月23日 · The fibula is a long bone in the lower extremity that is positioned on the lateral side of the tibia. The fibula is much smaller and thinner than the tibia. It is located just behind the tibial head at the knee joint and then runs down the lateral aspect of the leg until it …

Tibia and fibula bone anatomy with diagram picture and free quiz. Tibia and fibula mnemonic to help you learn them, as well as detailed description of the major anatomical structures on each leg bone.

2025年1月28日 · The fibula is one of the two long bones in the lower leg, alongside the tibia. It is the smaller and thinner of the two and primarily provides structural support and stability to the lower leg. The fibula does not bear significant weight …