Supernumerary body part considered to have lost much or all of their original function through evolution. These body parts can be classed as additional to the required functioning of the body. In human anatomy the vermiform appendix is sometimes classed as a vestigial remnant. Prosthesis is an artificial extension that replaces a body part, and cybernetics is the study of computer technology in relation to organisms which can include replacement or additional body parts. Body integrity identity disorder (BIID) is a psychiatric disorder in which a person thinks that they have one or more additional limbs than they should, despite having two arms
Human Fertilisation and Embryology Authority Human Fertilisation and Embryology Authority The Human Fertilisation and Embryology Authority (HFEA) is an executive non-departmental public body of the Department of Health in the United Kingdom. It is a statutory body that regulates and inspects all clinics in the United Kingdom providing "in vitro" fertilisation (IVF), artificial insemination and the storage of human eggs, sperm or embryos. It also regulates human embryo research. After the birth of Louise Brown, the world's first IVF baby, in 1978, there was concern about the implications of this new technology. In 1982, the UK government formed a committee chaired by philosopher Mary Warnock