Pain Flashcards
What is the term used to describe crossing over?
Decussation
Where are pain receptors located in the brain?
Around the spinal cord segment
Pain decussates at which level?
The level of the spinal cord
What is the term used for pain?
Nociception
The nociceptor is also called…?
The free nerve ending
Which channels act as the bodys sensors detecting various stimuli?
Transient receptor protein channels
Which nerve fibres conduct pain? are they fast or slow?
C-fibres
Slow
Which nerve fibres are the fastest?
A-alpha motor fibres
Deep pain is conveyed by which pathway?
Spinoreticular pathway
A pinprick pain is conveyed by which pathway?
Spinothalamic tract
Spinocervical
Pain is processed by which part of the spinal cord?
Dorsal horn
What is meant by the ‘pain gate’?
Body can suppress initial pain in an extreme fight or flight response
Descending neurones can project to the dorsal column and prevent the inward transmission of pain
