Category: I

  • Interstitial cystitis

    A persistent nonbacterial condition in which someone has bladder pain and wants to pass urine frequently. It is often associated with Hunner’s ulcer. A chronic bladder condition in which the connective tissue is inflamed; related to autoimmune or allergic responses. A chronically painful inflammatory bladder condition, the etiology of which is often undetermined. It sometimes…

  • Intersexuality

    A condition in which a baby has both male and female characteristics, as in Klinefelter’s syndrome and Turner’s syndrome. The varying expression of male and female physical and sexual characteristics in the same individual.  

  • Interpubic joint

    A piece of cartilage which joins the two sections of the pubic bone.  

  • Interphalangeal joint

    A joint between the phalanges.  

  • Interpeduncular cistern

    Subarachnoid space between the two cerebral hemispheres beneath the midbrain and the hypothalamus.  

  • Interparietal bone

    A triangular bone in the back of the skull, rarely present in humans. The bone lying between the parietal bones, at the back of the skull.  

  • Interparietal

    Between parietal parts, especially between the parietal bones.  

  • Interoceptor

    A nerve cell which reacts to a change taking place inside the body. Sensory nerve ending inside the body that responds to stimuli within the body (e.g., digestion, blood pressure). Any receptor organ composed of sensory nerve cells that respond to and monitor changes within the body, such as the stretching of muscles or the…

  • Internus

    Medial rectus muscle in the orbit of the eye.  

  • Interneurone

    A neurone with short processes which is a link between two other neurones in sensory or motor pathways.