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Anatomical position terms and planes of reference
away from the backbone; toward the front of the body
toward the backbone, away from the front of the body
toward the front or away from the back
toward the back, or away from the front
toward the surface as distinct from superior
away from the surface as distinct from inferior
toward the head
toward the tail; away from the head
toward the outer surface (used for body cavities or body wall)
toward the inner surface (also used for body cavities or body wall)
toward the axis or midline
away from the axis or midline
toward the body or toward the root of a free extremity
away from the body or the root of a free extremity
pertaining to or situated at the center
toward the outward surface or part
vertical plane; cut divides body into right and left halves
horizontal plane that divides body into upper and lower parts
vertical plane that intersects median sagittal plane at right angles and is parallel to the forehead.