Psychology 2036A/B Lecture Notes - Lecture 8: Threshold Of Pain, Evoked Potential, Shiatsu

• School: Western University
• Department: Psychology
• Course: Psychology 2036A/B
• Professor: Doug Hazelwood

Document Summary

A soldier with the same injury does not experience pain because of the distracting environment (gate closed: gate open = feel pain, gate closed = no pain felt. Intense involvement in other activities, or relaxation, or positive experiences can mute the pain experience by causing the gate to close. States that a gate-like (cid:373)e(cid:272)ha(cid:374)is(cid:373) i(cid:374) the spi(cid:374)al (cid:272)olu(cid:373)(cid:374)"s dorsal hor(cid:374)s : controls pain stimulation to the brain. Leading pain theory; although there are a few limitations: can not explain several chronic pain problems such as phantom limb pain. Neuromatrix theory: greater e(cid:373)phasis o(cid:374) (cid:271)rai(cid:374)"s role i(cid:374) pai(cid:374) per(cid:272)eptio(cid:374) the (cid:374)euro(cid:373)atri(cid:454) ge(cid:374)erates patters (cid:272)alled neurosignature patterns, these patterns can be generated from sensory inputs or innately produced (which explains phantom limb pain) It has a complex function in the body but it is the release of these endogenous opioids that may help explain how injured athletes or soldiers continue to function after being injured.