Neurobiology of morality and antisocial behavior

20 important questions on Neurobiology of morality and antisocial behavior

What is antisocial behavior?

Behavior that lacks consideration for others and that may cause damage to society

What is psychopathy in relation to aspd?

A subset

What are symptoms of ASPD?

Apparent lack of of remorse or empathy
Persistent lying or stealing
Cruelty to animals
and so on
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What have neuroimaging studies shown regarding aspd?

Dorsal and ventral regions of the PFC impaired,
Significant reductions in amygdala volume
hippocampus
angular gyrus
anterior cingulate and
temporal cortex

What are symptoms of psychopathy?

Different information processing
Lack access to own feelings and emotions
Not good at detecting emotions in others
Severe disruption in moral behavior

What is the mask of sanity?

The faking of normal feelings, then they can appear normal and charming

What are the four factors psychopaths can be tested on in moral decision making?

Interpersonal
Affective
Lifestyle
Antisocial

What is the core deficit in psychopathy?

Amygdala dysfunction

What is the paradigm regarding empathy in psychopaths?

They can empathize when luring someone, but not when hurting someone. Solution: Any person with an ability but reduced propensity for empathy could choose to use his ability for seduction but not for raping because it would facilitate the one and hinder the other.

Why is empathy evolutionary seeing handy to be adaptive?

Improves the capacity to predict and adapt to behavior of others.

How is fear conditioning used in antisocial behavior research?

Failure of fear conditioning=failure of social learning>predispose to antisocial behavior

What is the septum pellucidum?

Thin membrane separating lateral ventricles. Which forms by the fusion of two leaflets

What is the cavum septum pellucidum?

Fluid filles the space in between the two leaflets of the septum pellucidum

What cannot be done with poor fear conditioning and CSP?

They're merely predisposing factors and cannot be used to predict future behavior

What is the heritability of antisocial behavior?

40-50 percent

How come male sex is a risk factor in aspd?

Because of the testosteron levels

What is a universal risk factor for antisocial behavior?

Childhood maltreatment, the earlier the more likely they are to develop problems. it increases the risk with about 50% most maltreated children do not become criminals

What does MAO-A enzyme do?

Breaks down serotonine, dopamine and noradrenaline

What is the neurodevelopmental hypothesis of antisocial behavior?

prenatal risk factors, risk genes and risk factors all influence each other and both influence the chance on antisocial behavior

What is the evolutionary advantage of psychopathic tendency?

It can prove advantageous in different jobs for example soldiers, CEO surgeons and so on. It is good to have it balanced out in a society.

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