Which of the following ganglia does not contain postganglionic parasympathetic neurons?: (A) Celiac, (B) Ciliary, (C) Otic, (D) Pterygopalatine
Answer is A. The celiac ganglion is a sympathetic preveebral (collateral) ganglion that contains postganglionic neurons. In parasympathetic system(cranial pa) there are four small peripheral ganglia - ciliary, pterygopalatine, submandibular and otic