The 13 relative positions pt1
The 13 relative positions pt2
The 13 relative positions pt3
100

Occurring on same side 

Ipsilateral

100

Pertaining to the lower surface of a part

Inferior 

100

Pertaining to both sides 

Bilateral

200

pertaining to the front 

Anterior(Ventral)

200

Towards the back

Posterior 

200

Away from the surface

Deep

300

Midline

Median

300

Pertaining to the side 

Lateral

300

Relating to or denoting the side of the body opposite to that on which a particular structure or condition occurs

Contralateral 

400

Distal

Situated away from the center of the body or from the point of attachment

400

Situated nearer to the center of the body or the point of attachment.

Proximal

500

Structure above another structure 

Superior

500

Relating to or situated on the edge or periphery of something

Peripheral