Available Answers

1. 1.

   What are the three jobs of the skeletal system?
2. 2.

   Name two types of joints.
3. 3.

   Which type of joint lets us move most freely?
4. 4.

   What are voluntary muscles?
5. 5.

   Why do muscles work in pairs?
6. 6.

   Name the bones to which the ribs are attached.