As soon as it is born.
A part of the human body that starts with N is Nose. Nerves....
Human bone stops growing around age 17-20. The bones in our body start to close the growth plate when puberty starts on the body.
There is no human body part that starts with the letter Y.
Your clavicle bone starts with c.
The arm
ignioux
The xiphoid process is part of the human body. It starts with the letter x.
Uvula, Ulna
kidneskneesknuckels
ulna uvula
Gallbladder.
finger