Chapter 17-2 Flashcards
Metacommunication definition:
A signal that acts as a ‘scene setter’
Darwin claimed emotions can evolve into ____:
Communication signals
‘Common-sense’ view of emotion:
Stimulus - emotion - autonomic/skeletal response
James-Lange theory of emotion:
Stimulus - autonomic/skeletal response - emotion
Cannon-Bard theory of emotion:
Stimulus - emotion
The limbic system:
A group of large, mainly subcortical nuclei
Main structures of limbic system:
- Amygdala
- Hippocampus
- Fornix
- Septum
- Mammilary bodies
Main functions of limbic system:
- Regulation of motivated behaviours
- Regulation of emotion
- Learning and memory
Symptoms of Kluver-Bucy syndrome:
- Urge to put objects in mouth
- Memory loss
- Extreme sexual behaviour
- Placidity
- Visual distractibility
- Very friendly and non-aggressive
How does Kluver-Bucy syndrome arise?
Bilateral damage to anterior temporal lobes (amygdala)
- Infection
- Tumour
- Trauma
Sympathetic ANS responses:
- Increased heart rate
- Increased BP
- Pupil dilation
- Increased blood flow to muscles
- Increased respiration
- Increased release of epinephrine and norepinephrine
How to measure ANS activity
- Skin conductance
- Cardiovascular activity
Lie detection is about ___ detection:
Emotion
Control-question technique of polygraph tests:
Target question vs. control question
Guilty-knowledge technique of polygraph tests:
- Actual vs. made-up details of the crime
How does corrugator muscle associate with facial expressions?
Frowning in anger
How does levator muscle associate with facial expressions?
Grimace in disgust (nose)
How do obicularis oculi and zygomaticus muscles associate with facial expressions?
Smile
Facial feedback hypothesis:
Smiling/frowning have higher effects on emotion when viewing happy or angry images
Power pose:
Extension of the facial feedback hypothesis
- Standing in a powerful posture leads to more confidence
Microexpressions:
Brief facial expressions that reveal true emotions
Fake smile:
Where eyes are delayed
Genuine (Duchenne smile):
The mouth and eyes are involved
