Anatomical Position
And
Directional Terms
1. Median Plane
- It is a vertical plane that cuts the body in the midline, to divide it into symmetrical left and right halves.
- It is also known as midsagittal plane.
2. Sagittal Plane
- It is a vertical plane that cuts the body, parallel to median plane. But the left and right halves are NOT symmetrical.
3. Coronal Plane
- It is a vertical side to side plane, that divides the body into front and back halves.
- It is at right angles to median plane.
- It is also known as Frontal plane.
4. Transverse Plane
- It is a horizontal plane, that divides the body into upper and lower halves.
- It is at right angles to all the previous planes (because, they are vertical planes).
5. Anterior
It means:
Towards or at the front surface of the body.
6. Posterior
It means:
Towards or at the Back surface of the body.
7. Medial
It means:
Towards the Median plane of the body.
8. Lateral
It means:
Away from the Median plane of the body.
9. Superior
It means:
Towards the Top of the head.
10. Inferior
It means:
Towards the Sole of the foot.
11. Superficial
It means:
Near to the Body surface.
12. Deep
It means:
Away from the Body surface.
13. Internal
It means:
Near to the interior of the body.
14. External
It means:
Away from the interior of the body.
15. Proximal
It means:
Near the origin or beginning of the structure.
16. Distal
It means:
Away from the origin or beginning of a structure.
17. Palmar
It means:
Front surface of the hand.
18. Plantar
It means:
Sole of the foot.