<prompt> Cholinomimetic is contraindicated in:GlaucomaMyasthenia gravisPostoperative ileusPartial heart block  <response>: Ans. D. Partial heart blocka. Cholinergic system has Inhibitory effect on heart mediated by M2 receptors.b. Cholinomimetics can convert a partial heart block into a complete heart block due to negative chronotropic,c. Dromotropic properties. 