| A | B |
| Lateral | toward the side, away form the midsagittal plane |
| medial | toward the midsagital plane, away from the side |
| anterior | toward the front of the body |
| posterior | toward the back |
| superior | toward the top of the body |
| inferior | toward the bottom of the body |
| dorsal | alon the vertebral surface of the body |
| ventral | along the belly surface of the body |
| distal | away from the trunk or point of attachment |
| visceral | toward an internal organ, away from the outer wall |