Activity of the medial pain system elicits which of the following types of responses?
A. Affective
B. Arousal
C. Autonomic
D. All of the above
ANS: D
Rationale: Many responses to nociception depend on a divergent ascending network of neurons called the medial pain system. Activity of the medial pain system elicits affective, motivational, withdrawal, arousal, and autonomic responses. Most of the medial pain system projection neurons synapse in medial locations in the CNS.
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