#ovary  one of usually two organs that produce ova and (in vertebrates) secrete estrogen and progesterone
  supertype:  #female_internal_reproductive_organ  #gonad
  part of:  #female_reproductive_system
  part:  #ovarian_artery__ovarianartery__arteria_ovarica__arteriaovarica  the artery that branches from the aorta and supplies blood to the ovaries
  part:  #Graafian_follicle  a vascular body in a mammalian ovary enclosing a developing egg
     part:  #corpus_luteum  yellow endocrine tissue that forms in a ruptured Graafian follicle following the release of an ovum

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