1
Introduction to Terminology and Body Organization Study Guide
The three main axes of the body
a) Frontal axis- It is the line of the body that moves from left to right via the center.
Example somersaulting
b) Sagittal axis- This is the line of the body that moves from front to the back via the
center. Example when performing a cartwheel
c) Vertical axis- This is a line that moves from the top to the bottom via the center of
the body. Example a skater performing a spin
Note; Studying on the above axes will make you understand the relationship between them as
the movement of the body is facilitated via the center (Holmes, 2018).
Skeletal System
✔Location of the bones of the Skull
a) Occipital bone- form the base of the skull
b) Frontal bone- Form the forehead
c) Sphenoid & ethnocide bone- form the orbital sockets and the nasal cavity of the
body (Zhongyi, Sai, Chao, & Jiwei, 2015).They also offer protection of the most
important organs of the skull
✔Structural aspect of the vertebral bone and intervertebral disc
Intervertebral discs
It is made up of two discs;
