so you can move and bend it
In our joints our hinge joints are located between two bone our hinge joint is our elbow.
The purpose of the spring hinge tension pin in a door hinge mechanism is to provide tension and resistance, allowing the door to close properly and stay in place when opened or closed.
The purpose of a hinge on a door is to allow the door to swing open and closed smoothly, providing a pivot point for movement.
The knee joint is a hinge joint that allows for flexion and extension of the leg. It is formed by the articulation between the femur (thigh bone) and tibia (shin bone), as well as the patella (kneecap).
Hinge type of joint allowsflex-ionandextent-iontypes of movement. Tibia and Talus forming hinge joint they allow above type of movement.
It got its name because it acts as a hinge, only opening and closing a certain distance. Your elbow is a hinge joint. Think of your elbow as a hinge on a door in your house. The door is your forearm and the door frame is your upper arm/body.
Bone marrows purpose is to protect the inside of your bone. Bone marrow is filled with blood cells and your bone marrow can get infected.
the purpose of the collar bone is so your shoulders can be balanced.
The major joints of the lower limb include the hip joint (ball and socket joint connecting the thigh bone to the pelvis), the knee joint (hinge joint connecting the thigh bone to the shin bone), and the ankle joint (hinge joint connecting the shin bone to the foot).
Hinge joints include a cylindrical bone end that fits into a groove, called a trochlea, on the other bone. One example is your elbow.
Hinge joints
The atlas bone is located at the top of the spinal cord. The purpose of this bone is support the weight of the head so it does not crush the spinal cord.