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 thermal environments their perceived thermal state. Laboratories at Loughborough University, led by Prof. K.C. Parsons, are currently among the leading research centres of the discipline in the UK. This article will be expanded at a later date. Human thermal environments Human Thermal Environments is a branch of the discipline Ergonomics, concerned with the thermal comfort (i.e. whether a person feels too cold, hot, 'sticky' etc.) of human beings in any, but especially in their working environment. Convective, conductive, radiative and insulating properties of the human body and the environment in which it finds itself are all variables whose effects are closely considered