<prompt> Thyroid Ca causes laryngeal paralysis due toRecurrent laryngeal nerve palsyVagus nerve palsyGlossopharyngeal nerve palsyHypoglossal nerve palsy  <response>: The nerves found in close relationship to the thyroid gland and therefore likely to be involved in the malignant spread and thyroid surgery are recurrent laryngeal nerve and the superior laryngeal nerve. Ref : Schwaz Surgery 9e p1346 