Category: A

  • Alveolar canal

    One of several canals in the maxilla that transmit the posterior superior alveolar blood vessels and nerves to the upper teeth.  

  • Alimentary canal

    The digestive tract from the mouth through the anus.  

  • Adductor canal

    A triangular space lying beneath the sartorius muscle and between the adductor longus and vastus medialis muscles. It extends from the apex of the femoral triangle to the popliteal space and transmits the femoral vessels and the saphenous nerve. Also called Hunter’s canal.  

  • Arterial calcification

    Calcium deposition in the arterial walls.  

  • Anserine bursitis

    Inflammation of the sartorius bursa located over the medial side of the tibia just below the knee.  

  • Achilles bursa

    A bursa located between the Achilles tendon and the calcaneus.  

  • Alkali burn

    A burn caused by caustic alkalies such as lye, caustic potash (potassium hydroxide), and caustic soda (sodium hydroxide), and marked by a painful skin lesion, often associated with gelatinization of tissue.  

  • Actinic burn

    Burns caused by ultraviolet or sun rays. Treatment is the same as for dry heat burns.  

  • Acid burn

    A burn caused by exposure to corrosive acids such as sulfuric, hydrochloric, and nitric.  

  • Arnold bundle

    The frontopontile tract. It passes from the cerebral cortex of the frontal lobe through the internal capsule and cerebral peduncle to the pons.