释义 |
decidua noun[ Cusually singular ] anatomy specializeduk /dɪˈsɪdʒ.u.ə/ us /dɪˈsɪdʒ.u.ə/pluraldeciduas or deciduaeuk /dɪˈsɪdʒ.u.i/ us /dɪˈsɪdʒ.u.i/ the mucous membrane(= a thin layer of skin) that covers the inside of the uterus(= the organ in a woman or female mammal in which a baby develops), which changes during pregnancy and comes out of the body during childbirth or menstruation (= flow of blood from the uterus that happens every month): The placenta, fetal membranes, and decidua comprise a highly complex endocrine organ that produces a number of hormones. Their deciduae were comparable in size. Distinctive names are applied to different portions of the decidua. Fibronectin is a glycoprotein normally found in the amniotic membranes and decidua. These symptoms result from abnormal placental implantation with incomplete conversion of the blood vessels of the decidua. SMART Vocabulary: related words and phrases Sexual & reproductive organs adnexa amniotic birth canal cervical cervix cojones corona radiata foreskin hymen labia majora labia minora labial labii labium testis transplacental transplacentally tubal umbilical uterine |