What muscle is circled in blue below?   

What kind of joint is the shoulder joint?

What is a synarthrosis?

What is the origin point of a muscle?

What type of joint is shown below? (the more prominent one)

What do collagen fibers provide for bone?

What is the epiphyseal plate, and what is its role?

The bones are in two tones of grey below. What are the structures in light blue on the ends of the bones? (the arrow is pointing to one)  

What kind of joint is circled in red?  

The calcaneus (below) articulates with which of the following bones?