Aggression Biological explanation.

Limbic system

Amygdala.

Hippocampus.

Hypothalamus.

All implicated in reactive aggression.

Reactive aggression.

Response to a perceived threat.

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Proactive aggression.

Response in anticipation of reward.

Connects to Cingulate Gyrus.

Focuses attention on significant emotional events.

connection to prefrontal cortex.

Responsible for anticipation of reward.

regulates autonomic system.

Regulates response to emotional circumstances.

damage creates unreasonable response to emotional circumstances.

Attaches emotional significance to sensory information.

Neurotransmitters.

Seratonin inhibits firing of amygdala.

amygdala controls fear, anger and other emotional responses.

Low levels mean people cant control impulsive and aggressive behaviour.

cant anticipate risk, so impulsively engage in aggressive manners.

hormones.

male hormones implemented in aggression.

testosterone.

implicated in aggression

Peaks at puberty and declines at later age.

Evaluation of hormones.

rhesus mon