title: Placental gas transfer.
mesh_terms: D000136:Acid-Base Equilibrium; D000773:Anesthesia, Obstetrical; D000818:Animals; D001639:Bicarbonates / Q000378:metabolism; D002245:Carbon Dioxide / Q000378:metabolism*; D005260:Female; D006801:Humans; D006863:Hydrogen-Ion Concentration; D008431:Maternal-Fetal Exchange; D009609:Nitrous Oxide; D010100:Oxygen / Q000378:metabolism*; D010920:Placenta / Q000502:physiology* / Q000503:physiopathology; D011247:Pregnancy; D012119:Respiration; D013312:Stress, Physiological; D013390:Succinylcholine; D013874:Thiopental
chemical_list: D001639:Bicarbonates; D002245:Carbon Dioxide; D013390:Succinylcholine; D013874:Thiopental; D009609:Nitrous Oxide; D010100:Oxygen