Which one of the following best describes the order of a visceral reflex?
A. Sensory receptor ? afferent nerve fiber ? interneuron ? efferent nerve fiber ? gland
B. Sensory receptor ? efferent nerve fiber ? afferent nerve fiber ? interneuron ? gland
C. Sensory receptor ? efferent nerve fiber ? interneuron ? afferent nerve fiber ? gland
D. Sensory receptor ? interneuron ? efferent nerve fiber ? afferent nerve fiber ? gland
E. Sensory receptor ? interneuron ? afferent nerve fiber ? efferent nerve fiber ? gland
Answer: A
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