Podcast
Questions and Answers
In the context of biopsychology, how are emotions most accurately characterized?
In the context of biopsychology, how are emotions most accurately characterized?
- As distinct entities that operate independently.
- As responses triggered exclusively by external stimuli.
- As solely cognitive interpretations of physiological responses.
- As a category of behaviors that manifest. (correct)
How does the modern biopsychological view of emotion differ from the James-Lange and Cannon-Bard theories?
How does the modern biopsychological view of emotion differ from the James-Lange and Cannon-Bard theories?
- It posits that emotions are solely the result of cognitive appraisal, dismissing physiological responses.
- It suggests that physiological responses cause emotions, without any role for perception.
- It claims that perception and emotional response do not influence each other.
- It suggests that perception, physiological reactions, and emotional responses interact with each other. (correct)
What role does classical conditioning play in the timing of hunger, and how does it challenge traditional understandings of hunger?
What role does classical conditioning play in the timing of hunger, and how does it challenge traditional understandings of hunger?
- It suggests hunger arises solely from a lack of nutrients at any given time, overriding conditioned responses.
- It reduces hunger to a purely physiological response to nutrient deficiency independent of external cues.
- It implies hunger is primarily a learned response to expected food intake times, rather than solely based on immediate nutrient needs. (correct)
- It suggests that classical conditioning only affects the types of foods one craves and not the timing of hunger.
Why is it considered more beneficial to view emotions as behaviors that manifest, rather than discrete entities, within the field of biopsychology?
Why is it considered more beneficial to view emotions as behaviors that manifest, rather than discrete entities, within the field of biopsychology?
Given the modern biopsychological perspective, how can you strategically intervene to manage an emotional response, such as sadness?
Given the modern biopsychological perspective, how can you strategically intervene to manage an emotional response, such as sadness?
Considering the Ekman and Friesen's (1975) research on primary facial expressions, how does cultural conditioning interact with these innate emotional displays?
Considering the Ekman and Friesen's (1975) research on primary facial expressions, how does cultural conditioning interact with these innate emotional displays?
How does the understanding of emotions as defensive or aggressive behaviors, in biopsychology, influence approaches to conflict resolution and mental health treatment?
How does the understanding of emotions as defensive or aggressive behaviors, in biopsychology, influence approaches to conflict resolution and mental health treatment?
Considering the roles of the amygdala and medial prefrontal cortex in emotional processing, how might damage to the medial prefrontal cortex uniquely affect emotional regulation?
Considering the roles of the amygdala and medial prefrontal cortex in emotional processing, how might damage to the medial prefrontal cortex uniquely affect emotional regulation?
The two-system view of the human stress response involves the sympathetic nervous system and the...
The two-system view of the human stress response involves the sympathetic nervous system and the...
How does the interaction between the sympathetic and parasympathetic nervous systems change during the initial phase of the stress response, and what is the significance of this shift?
How does the interaction between the sympathetic and parasympathetic nervous systems change during the initial phase of the stress response, and what is the significance of this shift?
How does chronic activation of the stress response system impact the hippocampus, considering its role in episodic memories?
How does chronic activation of the stress response system impact the hippocampus, considering its role in episodic memories?
Given that stress responses are beneficial in short bursts, how do prolonged stress responses lead to maladaptive behavior and body changes?
Given that stress responses are beneficial in short bursts, how do prolonged stress responses lead to maladaptive behavior and body changes?
In the context of the leaky-barrel model of body-weight homeostasis, how does the 'weight of the barrel on the hose' relate to eating behavior?
In the context of the leaky-barrel model of body-weight homeostasis, how does the 'weight of the barrel on the hose' relate to eating behavior?
According to the James-Lange theory of emotion, what is the relationship between physiological responses and emotions?
According to the James-Lange theory of emotion, what is the relationship between physiological responses and emotions?
What role does the amygdala play in processing fear-inducing stimuli, and how does it contribute to emotional significance?
What role does the amygdala play in processing fear-inducing stimuli, and how does it contribute to emotional significance?
How does the hormone insulin regulate blood sugar levels, and what is its secondary role in energy storage within the body?
How does the hormone insulin regulate blood sugar levels, and what is its secondary role in energy storage within the body?
From an evolutionary perspective, why are humans predisposed to crave foods high in sugar and carbohydrates, as opposed to bitter-tasting foods?
From an evolutionary perspective, why are humans predisposed to crave foods high in sugar and carbohydrates, as opposed to bitter-tasting foods?
In the context of the cephalic stage of energy metabolism, what physiological processes are initiated, and what is their primary function?
In the context of the cephalic stage of energy metabolism, what physiological processes are initiated, and what is their primary function?
According to set point assumption theories, what mechanisms does the body employ to maintain stable energy levels, and how do these relate to hunger?
According to set point assumption theories, what mechanisms does the body employ to maintain stable energy levels, and how do these relate to hunger?
Considering 'satiety signals' that influence how much we eat, how does 'volume and nutrient density' send signals that causes us to stop eating?
Considering 'satiety signals' that influence how much we eat, how does 'volume and nutrient density' send signals that causes us to stop eating?
What are the key distinctions between Anorexia Nervosa and Bulimia Nervosa, particularly in terms of compensatory behaviors?
What are the key distinctions between Anorexia Nervosa and Bulimia Nervosa, particularly in terms of compensatory behaviors?
How do cultural factors influence the perception of what humans perceive as delicious?
How do cultural factors influence the perception of what humans perceive as delicious?
Stress can influence how the Gall Bladder works via...
Stress can influence how the Gall Bladder works via...
What is the efferent pathway of the Autonomic division?
What is the efferent pathway of the Autonomic division?
Which hormone is responsible for increasing blood glucose and reducing inflammation to prepare for a stress-induced action?
Which hormone is responsible for increasing blood glucose and reducing inflammation to prepare for a stress-induced action?
How does the pituitary gland interact with the adrenal glands in the two-system view of the human stress response?
How does the pituitary gland interact with the adrenal glands in the two-system view of the human stress response?
Given the limited understanding of exact brain mechanisms in emotional processing, which recent advancement shows promise in furthering this understanding?
Given the limited understanding of exact brain mechanisms in emotional processing, which recent advancement shows promise in furthering this understanding?
In the context of the stages of energy metabolism, how doesstored fat and nutrients fulfill body needs during the fasting stage?
In the context of the stages of energy metabolism, how doesstored fat and nutrients fulfill body needs during the fasting stage?
Flashcards
James-Lange Theory
James-Lange Theory
A theory positing emotion as a result of the body's response to stimuli.
Cannon-Bard Theory
Cannon-Bard Theory
A theory positing body and emotion occur simultaneously and independently.
Primary Facial Expressions
Primary Facial Expressions
Facial expressions of anger, disgust, fear, happiness, neutral, sadness, and surprise.
Biopsychology of Emotions
Biopsychology of Emotions
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Limbic System
Limbic System
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Amygdala
Amygdala
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Medial Prefrontal Cortex
Medial Prefrontal Cortex
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Stress Response
Stress Response
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Sympathetic Nervous System
Sympathetic Nervous System
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Pituitary Gland
Pituitary Gland
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Parasympathetic Nervous System
Parasympathetic Nervous System
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Glucocorticoids
Glucocorticoids
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Hippocampus Damage
Hippocampus Damage
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Insulin
Insulin
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Cephalic Stage
Cephalic Stage
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Absorptive Stage
Absorptive Stage
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Fasting Stage
Fasting Stage
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Why we eat
Why we eat
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Satiety
Satiety
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Anorexia Nervosa
Anorexia Nervosa
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Bulimia Nervosa
Bulimia Nervosa
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Study Notes
Theories on Emotion
- James-Lange Theory (1884) posits that emotion results from the body's response
- Cannon-Bard Theory (1915) suggests the body and emotion are parallel
- The modern biopsychological view suggests that prior theories have insufficient evidence and elements interact with each other
Neural Processing of Emotion
- Exact mechanisms of how the brain processes emotions or interprets the emotions of others aren't known
- Cognitive neuroscience has allowed progress to be made in this area
Facial Expressions
- Ekman & Friesen identified primary facial expressions in 1975
Biopsychology of Emotions
- Emotions are viewed as behaviors they manifest rather than discrete entities in biopsychology
- Fear and disgust are examples of defensive behaviors designed to preserve safety
- Anger is considered an aggressive behavior with the purpose of inflicting harm on others
Limbic System
- "Thalamus and friends" are key components in the limbic system
- The limbic system is responsible for the experience and expression of emotion
- Key areas include the amygdala, corpus callosum, hippocampus, and mamillary bodies
Amygdala Studies
- Studies have found that nervous signals indicating fear route through the amygdala
- The amygdala receives sensory inputs and assigns them the appropriate emotional significance/response
Medial Prefrontal Cortex (Cognition and Emotion)
- The frontal cortex is responsible for higher cognitive processes
- Medial Prefrontal Cortex activation occurs during conscious cognitive suppression/re-evaluation of emotional response like stopping oneself from feeling sad
- Cognition and emotion are parts of the same system, in line with the modern view of emotion
Stress Response
- Stress is a set of physiological changes brought about by psychological or physical stressors
Two-System View of Human Stress Response
- The stressor activates the brain, which in turn activates the sympathetic nervous system and the pituitary gland
- The sympathetic nervous system stimulates the adrenal medulla
- This releases norepinephrine and adrenaline
- The pituitary gland stimulates the adrenal cortex
- This releases glucocortocoids
Parasympathetic vs. Sympathetic Nervous System
- The autonomic division's efferent pathway controls most involuntary bodily functions
- Parasympathetic nervous system leads to involuntary actions that relax, prepare, or conserve energy
- Sympathetic nervous system leads to involuntary actions that tense, activate, or release energy
Glucocorticoids
- Stressors induce the body to produce glucocorticoids
- Glucocorticoids are responsible for the stress response in the body
- Cortisol (aka hydrocortisone) is the most important stress hormone in humans
- The hormone increases blood glucose and reduces inflammation to prepare for a stress-induced action
Effects of Stress
- Stress responses are beneficial in short bursts
- Prolonged stress responses lead to maladaptive behavior and body changes
- Studies on stressed children have shown several brain and endocrine system abnormalities as they developed
Stress on the Hippocampus
- Stress can damage the ability of neurons to connect in the hippocampus, which is responsible for episodic memories
- Due to stress hormones, particularly corticosterone
The Hormone Insulin
- The pancreas produces the hormone, and it regulates blood sugar levels
- Insulin facilitates the conversion of excess sugars to fat and glycogen
- It also enables the conversion of amino acids to proteins, also facilitating the storage of fat in adipose, protein in muscle, and glycogen in the liver
- Glucagon counteracts insulin by promoting the turning of fat/protein/glycogen into blood glucose
Stages of Energy Metabolism
- Cephalic Phase: High insulin as the body prepares to eat food
- Absorptive Phase: High insulin as food being eaten fulfills body needs
- Fasting Stage: Low insulin as stored fat and nutrients fulfill body needs
Theories on Hunger
- Set Point Assumption Theories: Hunger occurs due to insufficient glucose levels or deviation in body fat
- Positive-Incentive Theories: Hunger stems from evolved cravings
What We Eat
- Animals develop a taste for materials that lead to an influx of calories
- Individuals are more attracted to foods with sugar or carbohydrates due to high calorie content
- Bitter tastes are indicative of toxins or undesirable chemicals
- Cultural influences what humans perceive as delicious via cuisine
- Some cultures enjoy the taste of bacterial growths on meat or diary
When We Feel Hunger
- Hunger isn't due to a lack of nutrients
- The body expects food at certain times and prepares itself for the incoming nutrition
- Classical conditioning plays a role
How Much We Eat
- The feeling of fullness experienced after eating is called satiety
- Signals that induce satiety depend on volume and nutrient density of the food
- Appetizers, large serving sizes, eating with others, and food variety increase the amount of food we eat
Common Eating Disorders
- Anorexia Nervosa: Chronic attempts at fasting and weight loss due to a misconception of body image
- Bulimia Nervosa: Binge-eating and forced vomiting to satisfy cravings and maintain body image
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