Nt Flashcards
Where is the majority of serotonin
G.I. tract
Where is serotonin released from in the brain
Ralphe nuclei of synaptic vesicles
Serotonin plays a role in
Sleep mood sexual desire sexual function appetite memory and learning temperature regulation social behavior
Serotonin is responsible for on its own
Obsessions compulsions memory
Serotonin and dopamine are responsible for
Appetite sex aggression
Doug mean on its own is responsible for
pleasure reward motivation
Serotonin norepinephrine are responsible for
Anxiety impulse irritability
Norepinephrine on its own is responsible for
Alertness concentration energy
Norepinephrine and dopamine are responsible for
Attention
Norepinephrine serotonin and dopamine are all responsible for
Mood and cognition
Dopamine and norepinephrine are derived from
Tyrosine
Tire seen concentrates in
The midbrain (substantia nigra) the hypothalamus
Dopamine is stored here
Synaptic vesicles
Three Marano systems that dopamine is primarily in
Nigrostriatal
Mesolimbic
Mesocortical
This degrades norepinephrine
MAO
Norepinephrine is really used in the brain by
locus ceruleus
Noradrenergic neurons are found in these three places in the brain
Pons Maduell and thalamus
How serotonin is made
Tryptophan plus tryptophan hydroxylase equals serotonin
Most commonly prescribed drug class for psychiatric illnesses and other uses
SSRI
Mechanism of action for SSRI
Increase serotonin activity by decreasing the action of the presynaptic serotonin reuptake pump
Name the six SSRIs and their brand name
Citalopram-celexa Escitalopram-lexapro Fluoxetine-Prozac Fluvoxamine -Luvox Sertraline-Zoloft Paroxetine-Paxil
Indications for SSRIs
Anxiety disorders
anorexia
premenstrual dysphoric disorder
major depressive disorder
Class of drugs that uses CYP 450
SSRIs except Celexa and Lexapro
What to drugs should you avoid while taking SSRIs to prevent serotonin syndrome
Triptans and tramadol
What happens if you give a bipolar patient SSRIs
Mania or rapid cycling
Which SSRI is specifically associated with headaches
Prozac
Which drug class is associated with hematologic effects even though there is no reduction platelet number
SSRIs
Which drug class has a suicide risk as a FDA blackbox warning
SSRIs in ages 18 to 24
Symptoms of serotonin syndrome
Diarrhea restlessness agitation myoclonus delirium/death
Treatments for serotonin syndrome
Benzodiazepines and cyproheptadine a serotonin antagonist
Mechanism of action for SNRIs
Block presynaptic serotonin and norepinephrine
3 SNRis
Venlaxafine-Effexor
Desvenlafaxine-pristine
Duloxetine-cymbalta
Indications for Effexor
MDD generalized anxiety disorder social anxiety disorder panic disorder
Indications for pristiq
MDD