human_reference_atlas Homo sapiens corpus albicans EMAPA:29888 corpus albicans of ovary AS mammillary body SCTID:258043001 mamillary body corpus mamillare corpus fibrosum corpus albicans uberon BTO:0002784 UBERON:0000450 FMA:18620 White fibrous tissue that replaces the regressing corpus luteum in the human ovary in the latter half of pregnancy, or soon after ovulation when pregnancy does not supervene. corpus albicans mature ovarian follicle ovarian cortex