Pain

Question 1

Pain

Answer 1

Unpleasant sensory and emotional experience assosicated with actual or potential tissue damage

Question 2

Nociceptors

Answer 2

Localized in many tissues of the body and give info about pain
Evoked by hot and cold, mechanical and chemical stimuli

Question 3

Nociception

Answer 3

Reaction to processed information

E.g. pulling your hand from a flame

Question 4

Pain

Answer 4

• top-down factors (expectations and meanings of pain) and includes suffering
• multidimensional construct
• pain threshold: minimal intensity of stimulation which is perceived as painful
• pain tolerance: level of discomfort that elicits and avoidance reaction

Pain leads to sympathetic activation, can be measured by HR ETC

Question 5

Im psychological experiments, four types of pain generated and assessed

Answer 5

1. Cold pressure test: cold receptors in the hand
2. Ischemic pain: in striated muscles by minimizing oxygen supply
3. Thermal pain: pain induced in the skin with appropriate nociceptors. Heat
4. Electrical pain: electrical current through skin