Atlas (C1) vs Clavicle
| 属性 | Atlas (C1) | Clavicle |
|---|---|---|
| 拉丁名称 | Atlas | Os claviculae |
| 类型 | Bone | Bone |
| 身体系统 | Skeletal | Skeletal |
| 身体区域 | Spine | Shoulder |
| 功能 | The first cervical vertebra that supports the skull. Allows nodding movements (flexion and extension) of the head at the atlanto-occipital joint. | A slender S-shaped bone that forms the anterior part of the shoulder girdle. Acts as a strut to keep the upper limb away from the trunk, allowing free movement. Transmits … |
| 临床意义 | Jefferson fractures (burst fractures of the atlas) result from axial loading. Atlanto-occipital dislocation is usually fatal. Congenital anomalies include atlas assimilation (occipitalization). | The clavicle is the most commonly fractured bone, typically at the junction of the middle and lateral thirds. Clavicle fractures can injure the subclavian vessels or brachial plexus. Sternoclavicular joint … |
| FMA ID | 12519 | 13321 |
Full structure pages
Atlas (C1)
Atlas
Ring-shaped and unusual in lacking both a vertebral body and a spinous process, the atlas is the first cervical vertebra and supports the skull. Its structure consists of anterior and posterior arches joined by two …