This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Physiology
Bipolar cells is seen in: March 2005 
Select and explain. 
A. Sympathetic ganglion, B. Retina, C. Cochlear ganglion, D. Parasympathetic ganglion
B: Retina
Answer: B: Retina 
Explanation: Ans. B: RetinaRetina is organized in 10 layers and contains rods and cones, which are the visual receptors, plus four types of neurons:Bipolar cellsGanglion cellsHorizontal cellsAmacrine cells