What is the medical term meaning collarbone?

There are several, seven to be exact, and they are called the cervical vertebrae.
A neck bone is a cervical vertebrae.
The bones in the neck are known as the "cervical vertebrae" there are 7 of them, they surround and protect the spinal chord as well as help hold up the head.
Dum bones

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Cervical Vertebrae, numbered C1 through C7.
the bones of the neck?