Category: B

  • Blood doping

    The illicit technique of increasing one’s hematocrit prior to athletic competition either by surreptitiously injecting erythropoietin or by autologous transfusion.  

  • Borrowed servant doctrine

    The legal theory that a patient care supervisor (e.g., an attending physician who oversees the work of a resident physician) may be held responsible for the negligent acts of a subordinate. This doctrine is a form of vicarious liability.  

  • Barefoot doctor

    A practitioner of traditional or native medicine in the People’s Republic of China. Although barefoot doctors have not attended medical school, they are trained in the use of traditional Chinese therapies (e.g., the use of acupuncture and herbs), and in some Western therapies, such as first aid.  

  • Blunt dissection

    In surgical procedures, separation of tissues by use of a blunt instrument. This provides minimal damage to the part being dissected if anatomical planes are observed. In various pathological states, sharp dissection may be less traumatic.  

  • Binocular diplopia

    Two images of an object seen at the same time.  

  • Barnes dilator

    A rubber bag filled with fluid for dilation of the cervix uteri.  

  • Buccolingual diameter

    The measurement of a tooth from the buccal to the lingual surface.  

  • Bizygomatic diameter

    The greatest transverse distance between the most prominent points of the zygomatic arches.  

  • Biparietal diameter

    The transverse distance between the parietal eminences on each side of the head (about 9.25 cm).  

  • Bigonial diameter

    The distance between the two gonia. The gonion is the anthropometric point at the most inferior, posterior, and lateral points on the angle of the mandible.