Which of the Following Statements Regarding Pain Pathways Is FALSE

question 59

Multiple Choice

Which of the following statements regarding pain pathways is FALSE?

• A) Substance P is an important neurotransmitter in specific pain pathways.
• B) Transmission of information in pain pathways may be inhibited by activation of neurons that synthesize opiate neurotransmitters.
• C) Synaptic activity in afferent neurons associated with pain receptors can be inhibited by axon-axon synapses with neurons from descending pathways.
• D) Afferents neurons that detect painful stimuli in the skin can converge onto common ascending pathways with neurons that detect painful stimuli in internal organs.
• E) Substance P is released by neurons descending from the brain, and it inhibits activation of ascending pain pathways.

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