Physiology and Psychology of Pain Practice Quiz

In pain control theory, which is considered a secondary pain control approach?

Target the perception of pain

Which scenario will result in a closing of the gate, thus inhibiting the pain signal from getting to the second-order neuron?

Large-diameter afferent traffic is greater than small diameter.

Pain threshold is often based on the recruitment of _______________ fibers.

A-delta

What best defines pain that is produced from a normally nonpainful stimulus?

Hyperesthesia

What mechanoreceptor is located deeper in the skin and reacts to higher levels of mechanical pressure?

Pacinian corpuscles

Which statement best describes nociception?

Nociception is the neural process of encoding and processing noxious stimuli.

What pain-decreasing medication temporarily blocks nerve conduction, thus resulting in the loss of sensation?

Lidocaine

What does the verbal rating scale use to represent the current pain intensity of a patient?

Descriptive terms

Which therapeutic modality has the ability to alter cell membrane permeability and thus alter the rate of nerve depolarization?

Therapeutic ultrasound

Which inflammatory pain mediator is released by mast cells to directly stimulate nociceptors?

Substance P