Placenta is a temporary organ that develops during pregnancy and serves as a crucial interface between the maternal and fetal circulatory systems. It forms within the uterus and connects to the developing fetus via the umbilical cord. Composed of both fetal and maternal tissues, it oversees the exchange of nutrients, gases, and waste products between the maternal bloodstream and the developing fetus. Additionally, it produces hormones essential for maintaining pregnancy, such as progesterone and human chorionic gonadotropin (hCG). Clinically, the placenta holds considerable importance due to its central involvement in pregnancy and its capacity to serve as a diagnostic marker for both maternal and fetal well-being. The study of this organ includes key domains including placental anatomy, placental physiology, placental pathology, and clinical obstetrics, each pivotal for elucidating its contributions to pregnancy and clinical relevance. Placental morphology, delving into its structural characteristics and adaptations; placental physiology, elucidating its dynamic functions in nutrient exchange, hormone production, and immune regulation; placental pathology, scrutinizing aberrations in structure and function linked to pregnancy complications such as pre-eclampsia and intrauterine growth restriction; and clinical obstetrics, integrating findings to inform prenatal care, diagnose fetal health, and manage maternal-fetal complications. The topics included in this book on placenta studies are of utmost significance and bound to provide incredible insights to readers. Those in search of information to further their knowledge will be greatly assisted by this book which offers a multidimensional exploration of this vital organ's role in pregnancy and maternal-fetal health.