| 释义 |
mentoanterior position men·to·an·te·ri·or po·si·tion (MA), a cephalic presentation of the fetus with its chin pointing to the pubic symphysis or rotated to the right (right mentoanterior, RMA) or to the left (left mentoanterior, LMA) acetabulum of the mother.men·to·an·te·ri·or position (MA) (men'tō-an-tēr'ē-ŏr pŏ-zish'ŏn) A cephalic presentation of the fetus with its chin pointing to the right (right mentoanterior, RMA) or to the left (left mentoanterior, LMA) acetabulum of the mother. |