anatomy

Superior (cranial or cephalad)

Superior (cranial or cephalad)

toward the head end or upper part of a structure or the body; above

Inferior (caudal)

away from the head end or toward the lower part of a structure or the body; below

Ventral (anterior)

toward or at the front of the body; in front of

Dorsal (posterior)

toward or at the back of the body; behind

Medial

toward or at the midline of the body; on the inner side of

Lateral

away from the midline of the body; on the outer side of

Proximal

Closer to the origin of the body part or the point of attachment of a limb to the body trunk

Distal

farther from the origin of a body part or the point of attachment of a limb to the body trunk

Superficial (external)

toward or on the surface of the body

Deep (internal)

Away from the body surface; more internal