30 Eyl Exactly what are count bones? Anatomy and you may function
Count bones are a kind of mutual one to properties just like the brand new hinge towards a door, enabling bones to move in one single guidelines back-and-forth having restricted activity along almost every other planes. The newest hands, leg, shoulders, knees, and you may legs incorporate rely joints.
Count bones are cutting-edge and you can include of many system and structures. Arthritis and stress can result in soreness and you may dysfunction in almost any bits of them bones.
On this page, i look at the anatomy and you may intent behind depend joints. We and discuss the diseases and you can injuries that will apply to such bones.
Bones is actually areas where skeleton fulfill. You contains a number of style of shared. Some bones don't have a lot of motions, like those between the backbone, whereas other people much more mobile, such as the bones about fingers and feet.
Hinge joints are those that enable course with each other you to airplane. They facilitate twisting and you may styling measures, such as for example bending a fist.
Inside an effective count joint, protective cartilage talks about new skeleton, and you may a heavy serum entitled synovial fluid lubricates him or her, permitting them to disperse as opposed to rubbing facing one another. All depend joints together with include muscles, ligaments, or any other tissues that stabilize this new combined.
Depend bones much more secure than simply baseball-and-retailer joints, which includes this new neck and you can cool bones. But not, ball-and-socket bones succeed an increased listing of path collectively over you to airplane.
- elbow
- knee
- fist joints (interphalangeal joints)
- bottom joints (interphalangeal joints)
- legs (tibiotalar mutual)
Below try good 3d make of a great rely joint that's completely entertaining.