Violation
The pain associated with pulpitis often disappears when a patient visits a dental office. This occurs due to which of the following events?
Pulpal pain receptors undergo fatigue
Stress-induced sympathetic activity causes vasodilatation of pulpal blood vessels
Stress-induced sympathetic activity inhibits pulpal sensory fibres that cause pain
Local mediators of pulpal pain are not released when a stress-induced rise in blood pressure occurs