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Questions and Answers
What is the upper portion of the sternum called?
What is the upper portion of the sternum called?
- Body
- Costal cartilage
- Xiphoid process
- Manubrium (correct)
What is the bony structure that forms the middle portion of the sternum?
What is the bony structure that forms the middle portion of the sternum?
Body
What is the lower, narrow portion of the sternum called?
What is the lower, narrow portion of the sternum called?
Xiphoid process
Costal cartilage connects ribs to the sternum.
Costal cartilage connects ribs to the sternum.
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Study Notes
Sternum Anatomy
- Manubrium is the upper section of the sternum, playing a vital role in connecting the body to the collarbones (clavicles).
- The Body is the central part of the sternum, providing structural support and attachment for ribs through costal cartilage.
- Xiphoid process is the smallest and lowest segment of the sternum, which can vary in shape and is an important landmark in various medical procedures.
- Costal cartilage serves as connective tissue that links the ribs to the sternum, allowing for flexibility and expansion of the thoracic cavity during breathing.
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