psy Emotion 7

physiological arousal, cognitive interpretation, subjective feelings, and behavioral expression

• help us respond and to convey our
• intentions

natural selection not entirely programmed

sadness, fear, anger, disgust, contempt, happiness and surprise

• brain’s emotion systems
• 1.–Operates at unconscious level
• 2. conscious processing in the cortex

Emotion-provoking stimulus produce physical response that produces emotion

emotional feeling /internal physiological response occur same time

• (1)physical arousal
• (2) emotion provoking stimulus

no better than the untrained

• Three
• main channels of measurement:

• –Blood
• volume and pulse rate

• –Respiration
• rate and depth

• –Skin
• conductance

not reliable!


•Rate of false positives: 18-55%

•Rate of false negatives: 11.5-23%