Traditional Chinese medicines derived from the human body estimated without reference to their Chinese context." (Cooper & Sivin 1973: 203). They selected 8 widely used human drugs from the 37 listed in "Bencao gangmu" chapter 52: human hair, nails, teeth, milk, blood, semen, saliva, and bone. For each substance, Cooper and Sivin first analyzed the "Bencao gangmu" information about drug preparation and use, and then commented on the known chemical composition of the human drug and other ingredients in the prescriptions. Cooper & Sivin (1973: 259-60, Table 8.1) applied the criteria of clinical pharmacology to analyze the possible medicinal value of the "Bencao gangmu" pharmacopeia's human drug prescriptions
Development of the human body Development of the human body Human development is the process of growth to maturity. The process begins with fertilisation, where an egg released from the ovary of a female is penetrated by a sperm cell from a male. The egg then lodges in the uterus, where an embryo and later fetus develop until birth. Further growth and development continues after birth, and includes both physical and psychological development, influenced by genetic, hormonal, environmental and other factors. This continues throughout life, through childhood, and adolescence into adulthood. Development before birth, or prenatal development () is the process in which an embryo