the medial pain system and limbic motor interactions

Question 1

what are the 5 primary functions of the medial pain system?

Answer 1

limbic/autonomic activation, learning and anticipation, nocifensive behavior, pain empathy, pain inhibition

Question 2

when is pain tolerance higher?

Answer 2

in the morning

Question 3

what is central sensitization ( allodynia)?

Answer 3

pain due to a stimulus that does not usually cause pain e.g.

when areas in the same dermatome as an injury are painful upon touch or normal things like having a collared shirt rub against it.

Question 4

what are osteophytes?

Answer 4

AKA bone spurs they push on nerve roots and require surgical management

Question 5

what is gabapentin?

Answer 5

it is a medicine that increases gaba and has the same effects of alcohol it serves as treatment for herniated disks

Question 6

what is nociception?

Answer 6

SENSATION,

any process in the PNS or CNS assoc w/ a noxious or highly unpleasant stimulus

Question 7

what is pain?

Answer 7

EMOTION

conscious experience assoc w/ noxious stimuli

Question 8

pain has both ____ and ____ limbs

Answer 8

efferent ( determines how we react to stimuli) and afferent limbs

Question 9

what does the direct anterior lateral pathway do?

Answer 9

mediares pain, temperature, simple tactile sensations

Question 10

neurons of the origin of the neospinothalamic tract are found where?

Answer 10

in the laminae iv-vi of the dorsal horn

Question 11

what does the indirect anterior lateral pathway do?

Answer 11

controls limbic, autonomic, endocrine, and motor components of pain, as well as the activation of pain inhibiting circuits

Question 12

what is nocifensive behavior?

Answer 12

pain avoidance eg. moving hand off of a fire

Question 13

chronic pain leads to ______ like conditioning of responses occur

Answer 13

LTP