No. It's not vestigial.
"The xiphoid process anchors several important muscles, including the abdominal diaphragm, a sheet-like muscle that is necessary for normal breathing. It also anchors the rectus abdominus muscle (the "abs," responsible for the bodybuilder's "sixpack") and the transversus thoracis muscle, located just inside the front of the ribs."
causes of swollen xiphoid process
why do i get pains in xiphoid process
Manubrium, body and xiphoid process
In anatomical position, the hands are indeed inferior to the xiphoid process of the sternum.
To locate, and not push onto the xiphoid process so that it breaks and injures the liver.
Xiphoid process
sward-shaped, to the xiphoid process
A xiphoid is the cartilaginous extension of the lower sternum - otherwise known as the xiphisternum.
liver
One.
· xiphoid process
The term "xiphoid" means "sword-shaped" and it refers to the small, sword-like structure at the inferior end of the sternum, known as the xiphoid process. It is a small, cartilaginous extension at the bottom of the sternum in the shape of a sword.