Axial skeleton - Definition
It is the oldest section of the skeletal system of vertebrates. Together with the appendicular skeleton, it forms the entire skeleton. It refers to the area of the skeletal system that consists of the most number of joints. The joints in this area include each of the 3 different joint categories. These joints, other than the synovial temporomandibular joint, exhibit limited ranges of movement.
It is also known as:
It consists of the most number of joints in the human body.
Axial and Appendicular Skeleton
The frame of the adult human skeleton is made of 206 bones, and it is divided automatically into two sections:
How Many Bones are in the Axial Skeleton?
How many bones make up the axial skeleton and what does the axial skeleton consist of? The axial skeleton is the core of the skeleton, and comprises of 80 bones. The axial skeleton bones include the following:
Axial Vs Appendicular Skeleton
What is the difference between axial and appendicular skeleton? The appendicular skeleton is attached to the axial skeleton, and comprises of the following 126 bones.
The main functions of these bones are:
The appendicular skeleton has more number of bones than the axial skeleton.
Axial skeleton - Functions
What is the major function of the axial skeleton? There are two functions of the Axial skeleton.
It forms the central axis of the human body. It also contains six important bony structures like:
It provides a framework for the organs of the dorsal and the ventral cavities of the body. It consists of as many as 80 bones along the central axis of the body.
Axial skeleton - Pictures
Check out some important Axial Skeleton pictures, diagram and images. Get a visual idea of the axial skeleton in the human body.
Back to Skeletal System