This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Neuroanatomy 3, Subject name: Anatomy
Which of the following ganglia does not contain postganglionic parasympathetic neurons? 
Select and explain. 
A. Celiac, B. Ciliary, C. Otic, D. Pterygopalatine
A: Celiac
Answer: A: Celiac 
Explanation: 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