Select a body system from the list below to display a list of root operations:


  • B0

    Central Nervous System

  • B2


  • B3

    Upper Arteries

  • B4

    Lower Arteries

  • B5


  • B7

    Lymphatic System

  • B8


  • B9

    Ear, Nose, Mouth and Throat

  • BB

    Respiratory System

  • BD

    Gastrointestinal System

  • BF

    Hepatobiliary System and Pancreas

  • BG

    Endocrine System

  • BH

    Skin, Subcutaneous Tissue and Breast

  • BL

    Connective Tissue

  • BN

    Skull and Facial Bones

  • BP

    Non-Axial Upper Bones

  • BQ

    Non-Axial Lower Bones

  • BR

    Axial Skeleton, Except Skull and Facial Bones

  • BT

    Urinary System

  • BU

    Female Reproductive System

  • BV

    Male Reproductive System

  • BW

    Anatomical Regions

  • BY

    Fetus and Obstetrical