Advanced Pathophysiology - NERVOUS system Exam Questions With Verified Answers
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Course
Advanced pathophysiology
Institution
Advanced Pathophysiology
Advanced Pathophysiology - NERVOUS
system Exam Questions With Verified
Answers
Primary excitatory transmitter of the brain - answerGlutamate
Glutamate is mediated by what receptors - answerinotropic and metabotropic receptors
What Neurotrasmitter is responsible for excitotoxic neuron death - a...
Antiseizure medications will increase the production of _________ and therfore counter glutamate with
inhibition neurons - answer✔GABA-a (gaba-a is inhibitory to gaba so by increasing production, more
inhibition is provided so we decrease the excitatory function in seizures)
smooth muscle control is usually the result of what two NT's working together - answer✔dopamine and
acetylcholine
too much acetylcholine with not enough dopamine can cause what - answer✔decreased motor function
/ parkinsons sx
epilepsy can be caused by mutations effecting what receptors - answer✔GABA-a (effectivness of gaba
inhibition is disrupted so excitablity causes seizures)
primary NT of parasympathetic nervous sytem - answer✔acetylcholine
what type of receptors are associated with acetylcholine - answer✔metetropic and ionotropic
what receptor type mediates norepinephrine - answer✔metatrophic
controls arousal and stress in the locus ceruleus - answer✔norepinephrine
supression of NE causes - answer✔sedation
What receptors mediate serotonin - answer✔metatropic for all serotonin except 5-HT3
what receptor mediates histamine - answer✔metatropic
peptide that is responsible for pain, pleasure, sedation, gut motility - answer✔opioid peptide
peptide responsible for attachment/bonding - answer✔oxytocin
peptide responsible for stress, anxiety, fear - answer✔corticotropin
peptide responsible for affiliate behavior (friends etc.) - answer✔vasopressin
One function of this NT is to send pain signals from periphery to spinal cord spinothalamic tract neurons
(AKA nociceptive sensory neurons) - answer✔glutamate
what NT promotes arousal, increased vigilance, increased anxiety, and other protective emotional
responses - answer✔norepinephrine
NT responsible for alertness and responsiveness - answer✔norepinephrine
NT that is known for descending modulation of spinal pain transmission to reduce spinal pain -
answer✔norepinephrine
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