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.
What is an Arc Most of us are familiar with an arc. The dictionary describes an electric arc as âa luminous bridge formed in a gap between two electrodesâ. An Arc Flash occurs during a fault, or short circuit condition, which passes through this arc gap.