1. Which bone (yellow) is centrally located and joins with most of the other bones of the skull?
The sphenoid bone is a butterfly-shaped bone that lies in the middle of the skull towards the front. Because of its location it joins with most of the other bones of the skull.
2.What are the two mechanisms by which the bones of the body are formed and which bones are formed by each mechanism?
The two mechanisms by which bones of the body are formed are: Intramembranous ossification and endochondral ossification. Intramembranous ossification gives rise to the flat bones in the skull and some irregular bones while endochondral ossification is responsible for the formation of the long bones in the axial and appendicular skeleton.
3.
a) What are the synovial joints being described in the video?
- (In no particular order) Hinge, pivot, condyloid, saddle, ball-and-socket, gliding/planar joint
b) Which type of synovial joint allows for the widest ranges of motion?
Ball-and-socket joint allows for the widest ranges of motion.