_____ seems to underlie "runner's high," masochism, and the euphoria sometimes associated with childbirth, painful initiation rites, or eating hot chili peppers.
A)Sensory adaptation
B)Physiological nystagmus
C)The triggering of perceptual defense systems
D)The release of endorphins

Question

Quizplus · Accepted Answer

The release of endorphins is known to be associated with the sensation of runner's high, masochism, and the euphoria sometimes associated with childbirth, painful initiation rites, or eating hot chili peppers. Endorphins are a type of neurotransmitter that produces feelings of pleasure and reduces the sensation of pain.

_____ Seems to Underlie "Runner's High," Masochism, and the Euphoria