Which process allows bones to widen?

Once a bone breaks, what is the first step that occurs in the bone repair process?

Which kind of tissue makes up the papillary layer of the skin?

At the primary ossification center, what happens to the spongy bone that is laid down by osteoblasts?

Which of the following is true concerning hair?

Melanoma is primarily caused by:

The arrow is pointing to which structure? Exam 2 Bone Pic.png 

All of the following are functions of the hair, EXCEPT:

Where is collagen found?   

Identify the type of tissue shown in the picture: Tissue 1.png