WHAT IS A PARONYCHIA. This is an infected ingrown nail. This is generally the result of an ingrown nail piercing the surrounding flesh, bacteria gets into the opening and it becomes infected.
Medical Definition of REFLEX ARC. : the complete nervous path that is involved in a reflex.eflex arc. noun. : the complete nervous path that is involved in a reflex.
Definition of Minor Arc. Minor Arc is smaller of the two arcs formed when a circle is divided into two unequal parts. 1  The measure of the minor arc is always less than 180Â° or Ï radian.  The sum of the measures of the major arc and the minor arc is equal to 360Â° or 2Ï radian.