Xiphoid process

Processus xiphoideus

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What it is
Small pointed tail of the sternum, cartilaginous in youth and gradually ossifying in adults.
Function
Gives attachment to the diaphragm, the linea alba and the rectus abdominis.
Size
≈ 30 mm long
Clinical note
Hand position for chest compressions is kept above it because a broken xiphoid can injure the liver.