Which of the Following Explanations Is Most Accurate in Helping

question 5

Multiple Choice

Which of the following explanations is most accurate in helping to explain why chronic pain is often difficult to localize?

• A)Chronic pain persists long after the time of insult to the injured tissues.
• B)Chronic pain is not difficult to localize; the statement is false.
• C)A-beta fibers carry painful stimuli and they may travel several spinal segments prior to entering the spinal gray matter.
• D)Nociceptors commonly transmit stimuli from the nerve root through several different segments.

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Definitions:

Benzene

A volatile, aromatic hydrocarbon with a ring structure, used as a base material in the production of various chemicals and plastics.

Functional Group

An atom or group of atoms within a molecule that is responsible for the characteristic chemical reactions of the molecule.

Ketone

an organic compound characterized by a carbonyl group linked to two alkyl or aryl groups.

Ether

A class of organic compounds characterized by an oxygen atom connected to two alkyl or aryl groups, used as solvents and in chemical synthesis.