Nervous System Q&A's-from Audio Lecture Flashcards
If you demyeliniate a nerve why are you doing to it?
slowing it down
what disease process is notorious in Spinal nerves
Shingles
What does the Myelin do
speed up signal
Electrical impulse starts where in the nerve?
Dendrites
what do motor neurons control
movement
What disease process de-myelinitaes the sheath
MS multiple Sclerosis
cerebral cortex is responsible for what
thinking
Another name for myelin sheath
schwan’s cell
What are Brain ventricles
cavities filled with CSF(cerebral spinal fluid) that is par of the ventricular system in your brain
what is the cerebellum in charge of
movement
meningies… what are they? what is meningitis
3 layers of covering the brain under the skull…PIA,arachnoid ,DURA……..infx of meningies
What area of spinal chord is related to breathing
c4-c5 phrenic nerve works with breathing..if theres an injury around that era you won’t be able to breath
autonomic nervous system is
reflexes–actions without thinking-AUTOMATIC
-Sns/Pns
effects of ICP
bleeding,tumor, trauma, too much CSF
anytime your brain is being compressed…
decreased LOC-pushing on reticular activating system; headache-stretching of meningies; vommitting- pushing on medulla;
