Three Cardinal Features for TMD Include All Except One

question 20

Multiple Choice

Three cardinal features for TMD include all except one. Which is the exception?

• A) Restricted jaw function
• B) Orofacial pain
• C) Previous dental surgery
• D) Joint noise

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Definitions:

Serotonin

A neurotransmitter of the biogenic amine group; important in mood and helps regulate the sleep–wake cycle.

Dopamine

A neurotransmitter of the biogenic amine group; important in motor function.

cAMP Signal Transduction

A cellular signaling pathway involving the secondary messenger cyclic AMP (cAMP) which mediates a variety of physiological responses.

Adenylyl Cyclase

Enzyme responsible for catalyzing the conversion of ATP to cyclic AMP (cAMP).