Serotonin, Dopamine, and Oxytocin Flashcards
A ____________ deficit is linked to depression.
SEROTONIN
Name the class of drugs that alleviate depression by increasing the length of time that serotonin stays in the synapse?
SSRIs
SELECTIVE SEROTONIN RE-UPTAKE INHIBITORS
____________ has been shown to increase serotonin levels associated with mood enhancement.
MASSAGE
in some studies
What happens during the short-lived relief of scratching an itch?
SEROTONIN RELEASED
becomes cycle with psoriasis and eczema
___________ is produced by the substantia nigra of the midbrain.
DOPAMINE
What has an excess of dopamine in the limbic system and not enough in the cortex been linked to?
PARANOIA
+
ADDICTION
What does an excess of dopamine in the frontal lobe do?
RELIEVES PAIN
+
BOOSTS FEELINGS OF PLEASURE
What can a shortage of dopamine cause?
MEMORY PROBLEMS
+
MOVEMENTS PROBLEMS (such as those experienced in parkinson’s disease)
+
DOPAMINE AGONIST DRUGS LINKED TO PATHOGENIC GAMBLING, SHOPPING, AND/OR POOR IMPULSE CONTROL.
What will a dopamine deficit cause (from the chart)?
DEPRESSION and CRAVING \+ PARKINSON-LIKE SYMPTOMS (slow, low energy) \+ ANHEDONIA (zero pleasure in life)
What will a serotonin deficit cause (from the chart)?
DEPRESSION and CRAVING
+
OCD-LIKE SYMPTOMS (obsessive thoughts, compulsivity)
+
IMPULSIVITY (suicide/aggression, triggerable)
Where is oxytocin (the hormone that also acts as a NT in the brain) secreted from?
HYPOPHYSIS
pituitary
What happens with oxytocin after a social interaction?
INCREASES
effecting a reduction in inflammation!
What helped autistic adults retain the ability to evaluate the emotional significance of speech intonation?
OXYTOCIN
When is oxytocin released, involved?
in a positive way
HUGGING, TOUCHING, ORGASM \+ SOCIAL RECOGNITION and BONDING \+ FORMATION OF TRUST \+ GENEROSITY
When is oxytocin released, involved?
in a negative way
SUSPICIOUS, FEARFUL, AND DISDAINFUL OF THOSE IN THE ‘OUTGROUP’
