Which statement represents a bottom-up aspect of gate-control theory?
A)Pain may be gated at the skin receptors by rubbing the injured area.
B)Pain may be suppressed with drugs that mimic endorphin activity.
C)Subjective pain intensity may vary among ethnic groups.
D)The midbrain may send inhibitory signals to the spinal cord that prevent further pain signals from reaching the brain.

Question

Quizplus · Accepted Answer

The bottom-up aspect of gate-control theory refers to the sensory information coming from the peripheral nervous system to the brain. Choice A represents this by suggesting that pain signals can be blocked at the level of the skin receptors. Choices B, C, and D refer to top-down aspects of the theory, which involve more central processing and modulation of pain signals.

Which Statement Represents a Bottom-Up Aspect of Gate-Control Theory