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.

種類 Bone
器官系 Skeletal
身体部位 Thorax
親構造 thoracic segment organ
ラテン語名 Os sternum
FMA ID 7485

機能

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.

臨床的意義

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.

よくある質問

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.

関連構造

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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