Physiology of emotion - Early hints darwin’s evolution of emotion

Physiology of emotion - Early hints-darwin’s evolution of emotion

-- evolve from compatible behaviors-- serve a communicative function-- opposites or antithesis (improve communication)

-- James-Lange and Cannon-Bard theories-- sham rage (decorticate cats)- Limbic system-- Kluver-Bucy syndrome

- amygdala (and anterior temporal)

- no fear, eat anything, “do” anything, hyper reactive, oral, visual agnosia

Damasio- somatic marker theory

Cannon- Bard theory

Contrary to Pinel:

Spinal injury reduces the experience ofemotion. The extent of emotional loss isgreatest when the lesion is high on thespine.

Sham rage - overly severe, and not well directed

In this funnel model of control of motivated behaviors, inputs from thefrontal lobes and limbic system are funneled through the hypothalamus, which controls the brainstem circuits to produce the behavioral patterns.

Facial expressions made by young infantsin response to expressions made by theexperimenter.

Duchenne Smile - real smile- orbicularis oculi - involuntary

- pulls stuff towards eye- zygomaticus major - voluntary

- pulls lip corners up

- look at the eyes!!

- or be genuine (e.g, method acting)

Fear, defense, aggression

Play or agression & defense postures???