Body Directions in Anatomy
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Anterior refers to the front or forward-facing side of the body.
Posterior means toward the back or rear of the body.
Superior indicates a position above or higher than another part.
Inferior means below or lower than another part of the body.
Medial refers to a position closer to the midline of the body.
Lateral means farther from the midline, toward the sides of the body.
Proximal describes a point closer to the trunk or point of origin.
Distal means farther from the trunk or point of origin.
Superficial refers to a position closer to the surface of the body.
Deep means farther away from the surface, more internal.
The midline is an imaginary vertical line dividing the body into equal right and left halves.
Ipsilateral means on the same side of the body.
Contralateral refers to the opposite side of the body.
Ventral is synonymous with anterior, meaning toward the front of the body.
Dorsal is synonymous with posterior, meaning toward the back of the body.
Cranial means toward the head or skull.
Caudal means toward the tail or lower part of the body.
Palmar refers to the palm side of the hand.
Plantar refers to the sole or bottom of the foot.
Both mean toward the front, but ventral is often used in animals, while anterior is common in human anatomy.