detector coil

de·tec·tor coil

a coil used in magnetic resonance imaging as an antenna to record radiofrequency emissions of stimulated nuclei, for example, body coil, head coil.

de·tec·tor coil

(dĕ-tek'tŏr koyl) A coil used in magnetic resonance imaging as an antenna to record radiofrequency emissions of stimulated nuclei, e.g., body coil, head coil.