1. Which bone (yellow) is centrally located and joins with most of the other bones of the skull?
The bone that is centrally located and joins with most of the other bones of the skull is the sphenoid bone.
2. Answer the following questions.
a. 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 the bones of the body are formed are Intramembranous and Endochondral Ossification. Intramembranous Ossification occurs on or within fibrous connective tissue membranes. Bones formed in this mechanism include the mandible, clavicle, certain flat bones of the skull, and some irregular bones. On the other hand, Endochondral Ossification is the process of bone development from hyaline cartilage. All bones of the skeleton are formed in this mechanism, except for the mandible, clavicle, and flat bones of the skull.
3. Answer the following questions.
a. What are the synovial joints being described in the video?
The synovial joints described in the video are the following:
- Ball and socket joints
- Hinge joints
- Pivot joints
- Condyloid joints
- Saddle joints
- Plantar joints
b. Which type of synovial joint allows for the widest ranges of motion?
The synovial joint allows for the widest range of motion is the ball and socket joints.