Dorsal means situated on the back or on the back part of an organ. In contrast, ventral means situated on the belly side.
The medical term you are looking for is "posterior." This term refers to the back side of the body or something positioned behind a particular structure.
Posterior or posteriorly is the medical term meaning toward or at the back of the body. Anterior or anteriorly is the front.
dorsal
Posterior.
caudalposterior is toward the back, but caudal is toward the tail
The pharynx is the area at the back of the throat where the mouth (nasal cavity) and nasal cavity meet. The portion behind the nose is the nasopharynx, and the portion behind the mouth is the oropharynx.
Dorsal is the medical term meaning back.
Toward the back or rear; backward., Behind; in the rear., Backward against the mast; -- said of the sails when pressed by the wind., An abacus.
posterior
Pertaining to going toward the front part = AnteriorlyPertaining to going toward the back part = PosteriorlyPertaining to going toward the side = LaterallyPertaining to going toward the middle = mediallyDorsal or posteriad
Dorsum is a medical term meaning back. For example the dorsum of the hand is commonly known as the back of the hand.
They are caused by the erosion of water cutting back into the earth behind the down flow. There is no 'meaning'
Dorsal
Posteroanterior means from back to front.
The combining form "scler-" refers to stiffening or hardening in medical terminology.