Week 5 Pain Science Flashcards
T/F Pain = Tissue Damage.
False
What is fear of movement because of the potential of pain called?
Kinesiophobia
What nerve fibers are in the eyes?
Light receptors
What nerve fibers are in the ears?
Vibration receptors
What type of nerve fibers are in our tissues?
Nociceptive or “danger” receptors
How do you define pain?
A multiple system output, activated by the brain based on perceived threat
What afferent neuron is for non-noxious mechanical stimulus?
A-beta
What afferent neuron is for noxious mechanical stimulus?
A-delta fiber
What afferent neuron is for noxious heat and chemical stimuli?
C fiber
When you have a fight or flight response, you get a surge of _____ and _____.
Adrenaline and Cortisol
When you have a physical response to threat, what 4 things increase? what things decrease?
Increase: HR, respiration, BP, muscle tone
Decrease: Digestion, sexual function, other non-essential functions
T/F: The fight or flight response is designed to be long term.
False
When the threat is gone, system returns to normal. The system is designed to be short term
What is it called when your body accumulates stress?
Allostatic Overload
What part of the body releases adrenaline?
Adrenal Medulla
How can cortisol affect tissues?
sore, tired, sensitive, fatigued
