presulcal part of dorsum of tongue
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part — A portion. SYN: pars [TA]. abdominal p. of aorta SYN: abdominal aorta. abdominal p. of esophagus [TA] the portion of the esophagus from where it passes through the diaphragm to the stomach. See … Medical dictionary
Dorsum — The back or posterior side of a structure. Dorsum is the Latin word for the back. Something pertaining to the dorsum is dorsal. The dorsal surface of the hand is the back of the hand, the side opposite the palm. The dorsal surface of the foot is… … Medical dictionary
