This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nervous system, Subject name: Physiology
Which of the following are Chemoreceptors? 
Select and explain. 
A. Rods, B. Cones, C. Taste buds, D. Muscle spindle
C: Taste buds
Answer: C: Taste buds 
Explanation: Rods and cones are photoreceptors Taste buds are chemoreceptors Muscle spindle is a mechanoreceptor. Ref: Ganong&;s review of medical physiology; 23rd edition; pg:223.