1. The bone that is centrally located and joins with most of the other bones of the skull is the sphenoid bone.
2. The two mechanisms by which bones of the body are formed are intramembranous ossification and endochondral ossification. Intramembranous ossification includes the formation of the flat bones of the skull, most of the facial bones, the mandible, and the medial part of the clavicle. Meanwhile, endochondral ossification involves the formation of the long bones of the axial and appendicular skeleton.
3. The synovial joints described in the video are: the ball and socket joint, hinge joint, pivot joint, condyloid joint, saddle joint, and gliding joint.
4. The synovial joint that allows for the widest ranges of motion is the ball and socket joint.