Only the xiphisternum, I think; but whether it's bone or cartlidge is debatable.
what engineers start with the letter x
There are no states in the world that start with the letter X.
"Xcuse me" and "Xcellent" are interjections that start with the letter X.
Femur, Fibula
The Xyphoid Process, it is just below the sternum and is usually ossified in an adult human body.
there are no places in the world that start with the letter X
There are no cities or towns in Virginia that start with the letter X.
There is hardly anything if Florida that starts with the letter x. There are a few streets that start with the letter x. The Xanthopastis moth is native to the Everglades.
knee capknee cap
Tibia for onethe tiburus
No it doesn't. There are some with the letter x in it , but it doesn't start with it.
X. There are no Australian animals that start with the letter x