Category: O

  • Organotherapy

    The treatment of a disease by using an extract from the organ of an animal, e.g. using liver extract to treat anaemia.  

  • Organisation

    A group of people set up for a particular purpose. The planning or arranging of something. The way in which the component parts of something are arranged.  

  • Organically

    In a natural or apparently natural way.  

  • Orem’s model

    A modern model for nursing which focuses on a person’s ability to perform self-care, defined as activities which individuals initiate and perform on their own behalf to maintain life, health and well-being.  

  • Orchiepididymitis

    A condition in which a testicle and its epididymis become swollen. Inflammation affecting both the testicles and the epididymis. The epididymis is a small structure located behind and above the testicle, made up of tubes that transport sperm from the testicle.  

  • Orchidotomy

    A surgical operation to make a cut into a testis. An incision into the testis, usually done to obtain biopsy material for histological examination, particularly in men with few or no sperm in their semen. A surgical cut made into a testicle, also known as orchiotomy.  

  • Orchidopexy

    A surgical operation to place an undescended testis in the scrotum. The operation of mobilizing an undescended testis in the groin and fixing it in the scrotum. The operation should be performed well before puberty to allow the testis every chance of normal development. When testes do not descend into the scrotum, normally in young…

  • Orchidalgia

    A neuralgic type pain in a testis.  

  • Orbit

    The hollow bony depression in the front of the skull in which each eye and lacrimal gland are situated. Either of a pair of bony cavities in the skull that house the eyeball and associated structures; the eyeball socket. Round circuit, pertaining to the eye or bony socket in the cranium that surrounds all but…

  • Orbicularis oris

    A muscle which closes the lips tight.