Patho Exam 1 - UNMC Nursing questions with answers

Patho Exam 1 - UNMC NursingNociceptors - correct answer peripheral pain receptors - impulse starts Afferent Fibers - correct answer A-delta & C fibers (dull aching) Spinal Cord (dorsal horn/substantia Gelatinase) - correct answer region w/ substance P - descending efferent input from BRAIN modulate pain at the spinal cord Brain - correct answer for interpretation pain is the perception of nociceptive events - this means? - correct answer impulse must get to brain and be interpreted before pain is perceived/felt Gate Control Theory of Pain - L fibers - correct answer Large diameter fibers - conduct impulses fast - attempt to excite/depolarize/stimulate T cells & SG - A delta fibers - stimulation = relaxation, breathing Gate Control Theory of Pain - S Fibers - correct answer Small diameter fibers - conduct impulses slower - attempt to excite T cells & inhibit SG (decrease pain perception) - A-delta & C fibers - stimulation = anxiety, stress Gate Control Theory of Pain - SG - correct answer Substantia Gelatinosa - attempt to inhibit T cell - good to stimulate