Neuro of Spine Week 5 Chapter 48 Flashcards
The neospinothalamic tract receives what?
A fiber input (fast pain)
Neurons in the periaqueductal gray and nucleus raphe magnus have
The paleospinothalamic tract
Headaches caused by irritations below the tentorium is referred to
the occipital area
Migraine headache is due to
brain spasms in the arteries that leads to ischemia
the brain is ______ to pain
insensative to pain
Electrical stimulation is used to
reduce chronic pain
Shingles herpes foster is
a viral infection of the dorsal root ganglion
the peak temp for activation of cold receptors is about
24 degrees celsius
(A) fibers excite neurons in
lamina (I) or the dorsal horn
If the appendix irritates the parietal peritoneum
pain may be felt in the wall of the right lower abdominal quadrant
Hyperalgesia are?
heightened sense to pain
Fast pain signals are
transmitted to A fibers
Thalamic pain syndrome may be caused by
interruption of blood suppl;y or damage to ventrobasal thalamus
Referred pain may
localized to dermatomal surface related
If the source of headache is above the tentorium cerebelli the pain region is referred to as
the front portion of the head
Chemical stiumli give off what kind of pain
slow pain
Warmth receptors are active at what
45 degrees celsius
Headache when the pain is from deeper structures occurs where
top of the head
Complete removal of the SI cortex does not eliminate
sense of pain
(analgesia) pain surpession
results in primary afferent deploarization
Temp below 7 and above 50
activate pain receptors
Pain from the heart wall
to the surface of the left side of the jaw and left arm
Pain is
a response
Both cold and warm receptors can be stimulated with temperatures in the range of
31 to 43 degrees C
