Sternum

Os sternum

The sternum consists of three parts: the manubrium (superiorly), body (middle), and xiphoid process (inferiorly). The jugular notch is at the superior border of the manubrium. The sternal angle (angle of Louis) marks the junction of the manubrium and body at the level of the second rib.

类型 Bone
身体系统 Skeletal
身体区域 Thorax
上级结构 thoracic segment organ
拉丁名称 Os sternum
FMA ID 7485

功能

The flat bone in the center of the anterior chest wall. Protects the heart and great vessels. Provides attachment for the costal cartilages of the upper seven ribs and the clavicles. Site of red bone marrow production.

临床意义

Sternal fractures occur from direct trauma (steering wheel injuries). Median sternotomy is the standard approach for open-heart surgery. Sternal bone marrow aspiration and biopsy are common diagnostic procedures.

常见问题

What is the Sternum?
The sternum consists of three parts: the manubrium (superiorly), body (middle), and xiphoid process (inferiorly). The jugular notch is at the superior border of the manubrium. The sternal angle (angle of Louis) marks the junction of the manubrium and body at the level of the second rib.
What is the function of the Sternum?
The flat bone in the center of the anterior chest wall. Protects the heart and great vessels. Provides attachment for the costal cartilages of the upper seven ribs and the clavicles. Site of red bone marrow production.
What body system is the Sternum part of?
The Sternum is part of the Skeletal.
What conditions affect the Sternum?
Sternal fractures occur from direct trauma (steering wheel injuries). Median sternotomy is the standard approach for open-heart surgery. Sternal bone marrow aspiration and biopsy are common diagnostic procedures.
Where is the Sternum located?
The Sternum is located in the Thorax region of the body.

相关结构

fin bone bone of fin bone element bone bone fossa concavities subdivision of skeletal system skeletal system part skeletal joint articular joint radial element actinost Atlas (C1) Atlas skeleton set of all bones

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