The phenomenon known as referred pain
A. is a perception of a false painful stimulus with no initiating stimulus; it is created in the mind.
B. is the projected perception of pain as a sensation being experienced at a site other than that of the actual injured or diseased tissue.
C. involves a descending pathway that blocks the release of substance P in the spinal cord.
D. is synonymous with the persistence of perceptions of painful stimuli long after the activity responsible for triggering them has ceased.
B
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The term for reduced blood flow to the cardiac muscle is ________.
Fill in the blank(s) with the appropriate word(s).
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a. true b. false