part discussions related impurity mother childbirth embryo described ''peri habbetten'' fruit body developed various stages ''golem'' formless rolled ' 'shefir meruqqam'' embroidered foetus ''ubbar'' something carried ''walad'' child ''walad shel qayama'' viable child ''ben kallu khadashaw'' child whose months completed mystical notions regarding embryology appear sefer yetzirah text book job relating fetus forming analogy curdling milk cheese cited babylonian
Natural science Biology Developmental biology Embryology