【名词&注释】
体外受精(in vitro fertilization)、有利于(beneficial to)、人体实验(human experiment)、全口义齿固位(retention of complete denture)、同源人工授精(artificial insemination by husband)、日内瓦协议(geneva agreements)、纽伦堡法典(nuremberg code)、异源人工授精(artificial insemination by donor)、牙槽嵴顶(alveolar ridge crest)、无性生殖(asexual reproduction)
[单选题]有利于全口义齿固位的解剖形态是
  A. 后堤区较窄 
  B. 牙槽嵴低平 
  C. 黏膜薄 
  D. 腭盖平坦 
  E. 系带附着近牙槽嵴顶(alveolar ridge crest) 
 
川公网安备 51012202001362号