Podcast
Questions and Answers
Relying on old neural circuits, though efficient, always leads to positive emotional outcomes.
Relying on old neural circuits, though efficient, always leads to positive emotional outcomes.
False (B)
The human cortex is unable to rewire old neural circuits with the introduction of new experiences and information.
The human cortex is unable to rewire old neural circuits with the introduction of new experiences and information.
False (B)
Establishing new neural pathways in adulthood is as effortless as it is during youth, requiring minimal repeated effort.
Establishing new neural pathways in adulthood is as effortless as it is during youth, requiring minimal repeated effort.
False (B)
Vicious cycles always involve external factors such as alcohol or drugs.
Vicious cycles always involve external factors such as alcohol or drugs.
Each activation of a neural pathway hinders its ability to fire more easily in the future.
Each activation of a neural pathway hinders its ability to fire more easily in the future.
Consistently repeating new and diverse experiences is proposed as an effective method for constructing desired neural pathways.
Consistently repeating new and diverse experiences is proposed as an effective method for constructing desired neural pathways.
Engaging in behaviors that trigger happy chemicals always leads to long-term happiness and well-being.
Engaging in behaviors that trigger happy chemicals always leads to long-term happiness and well-being.
The primary challenge in stopping a vicious cycle is ignoring the urge to 'do something' and instead enduring the discomfort caused by cortisol.
The primary challenge in stopping a vicious cycle is ignoring the urge to 'do something' and instead enduring the discomfort caused by cortisol.
One individual can passively develop another person's neural pathways through external means and without the other person's active participation.
One individual can passively develop another person's neural pathways through external means and without the other person's active participation.
When resisting an old habit, the feeling of threatening your survival actually indicates you are reinforcing the negative behavior.
When resisting an old habit, the feeling of threatening your survival actually indicates you are reinforcing the negative behavior.
The sensation of unhappiness serves exclusively negative purposes, lacking any essential role in survival or well-being.
The sensation of unhappiness serves exclusively negative purposes, lacking any essential role in survival or well-being.
Forming a new habit guarantees a constant stream of happy chemicals.
Forming a new habit guarantees a constant stream of happy chemicals.
The pursuit of pleasant sensations is an inherent mechanism that drives survival by motivating behavior such as seeking nourishment.
The pursuit of pleasant sensations is an inherent mechanism that drives survival by motivating behavior such as seeking nourishment.
Breaking a habit and establishing a new neural pathway requires consistently repeating a new thought or behavior for exactly 30 days.
Breaking a habit and establishing a new neural pathway requires consistently repeating a new thought or behavior for exactly 30 days.
As a 'mammal with a big cortex', humans' ability to imagine possibilities is solely beneficial, leading only to improved lives and positive feelings.
As a 'mammal with a big cortex', humans' ability to imagine possibilities is solely beneficial, leading only to improved lives and positive feelings.
Stopping an unwanted behavior is like releasing the accelerator while simultaneously applying the brake to change direction.
Stopping an unwanted behavior is like releasing the accelerator while simultaneously applying the brake to change direction.
Dopamine motivates you to overlook small details, helping you focus solely on immediate needs.
Dopamine motivates you to overlook small details, helping you focus solely on immediate needs.
The dopamine pathways in your brain, which determine what excites you, are primarily shaped by conscious, word-based reasoning.
The dopamine pathways in your brain, which determine what excites you, are primarily shaped by conscious, word-based reasoning.
Dopamine is released only when a reward is received, not when it is expected.
Dopamine is released only when a reward is received, not when it is expected.
Seeking 'more' arose recently in our modern society.
Seeking 'more' arose recently in our modern society.
Archaeological findings showcasing materials from distant locations suggest that ancient peoples were driven by dopamine to seek resources and improve their lives.
Archaeological findings showcasing materials from distant locations suggest that ancient peoples were driven by dopamine to seek resources and improve their lives.
Studying for a test, even if you don't consciously feel good, can be fueled by dopamine if you have associated studying with positive outcomes in the past.
Studying for a test, even if you don't consciously feel good, can be fueled by dopamine if you have associated studying with positive outcomes in the past.
The rewarding feeling of solving a math problem primarily stems from an increase in cortisol levels, which briefly relieves stress.
The rewarding feeling of solving a math problem primarily stems from an increase in cortisol levels, which briefly relieves stress.
Athletes experience no dopamine stimulation from each incremental step toward their goals; dopamine is only released upon achieving the ultimate reward.
Athletes experience no dopamine stimulation from each incremental step toward their goals; dopamine is only released upon achieving the ultimate reward.
Monkeys in the experiment displayed anger when they received spinach after expecting juice, indicating that the loss of an expected reward can trigger a negative response.
Monkeys in the experiment displayed anger when they received spinach after expecting juice, indicating that the loss of an expected reward can trigger a negative response.
The artificial dopamine surge from cocaine provides a more subtle thrill compared to natural rewards like finding food or completing a challenging task.
The artificial dopamine surge from cocaine provides a more subtle thrill compared to natural rewards like finding food or completing a challenging task.
Initial dopamine research in the 1950s provided a complete understanding of how dopamine functions in reward and motivation.
Initial dopamine research in the 1950s provided a complete understanding of how dopamine functions in reward and motivation.
The rat in the pleasure center experiment prioritized electrical stimulation over basic survival needs, suggesting that the anticipation of reward can override fundamental instincts.
The rat in the pleasure center experiment prioritized electrical stimulation over basic survival needs, suggesting that the anticipation of reward can override fundamental instincts.
During life-threatening situations, like a mother lifting a car to save her child, the verbal part of the brain plays a crucial role in consciously calculating the risks and benefits.
During life-threatening situations, like a mother lifting a car to save her child, the verbal part of the brain plays a crucial role in consciously calculating the risks and benefits.
The intensity of a dopamine surge is directly proportional to the perceived magnitude of the potential reward.
The intensity of a dopamine surge is directly proportional to the perceived magnitude of the potential reward.
Computer games offer rewards that directly satisfy real-world needs such as hunger, safety, and social connection.
Computer games offer rewards that directly satisfy real-world needs such as hunger, safety, and social connection.
Playing computer games can create a dopamine-driven pathway that conditions the brain to seek this activity as a way to alleviate negative feelings.
Playing computer games can create a dopamine-driven pathway that conditions the brain to seek this activity as a way to alleviate negative feelings.
In species where parents eat offspring that aren't fast enough, this behavior serves as a method to conserve energy for future offspring, preventing energy loss to predators.
In species where parents eat offspring that aren't fast enough, this behavior serves as a method to conserve energy for future offspring, preventing energy loss to predators.
Fish exhibit prolonged parental care, ensuring the survival of their eggs until they hatch.
Fish exhibit prolonged parental care, ensuring the survival of their eggs until they hatch.
Mammals develop strong bonds with their offspring due to oxytocin receptors, which elicit positive emotions associated with parental care.
Mammals develop strong bonds with their offspring due to oxytocin receptors, which elicit positive emotions associated with parental care.
Reptiles, fish and plants are born without any survival knowledge and must learn from life experience.
Reptiles, fish and plants are born without any survival knowledge and must learn from life experience.
Unlike reptiles, fish, and plants, mammals are born fully developed and self-sufficient, requiring no parental care.
Unlike reptiles, fish, and plants, mammals are born fully developed and self-sufficient, requiring no parental care.
Mammals' brains fully develop within the uterus or egg, ensuring they are born with all necessary survival skills.
Mammals' brains fully develop within the uterus or egg, ensuring they are born with all necessary survival skills.
Smaller brained animals rely less on prewired survival skills, making them more adaptable to ecological changes.
Smaller brained animals rely less on prewired survival skills, making them more adaptable to ecological changes.
Warm-blooded, big-brained infants are easy to gestate, allowing the mother to produce large numbers of offspring.
Warm-blooded, big-brained infants are easy to gestate, allowing the mother to produce large numbers of offspring.
Social pain evolved as a mechanism to alert individuals to threats against their physical well-being, similar to how physical pain functions for the body.
Social pain evolved as a mechanism to alert individuals to threats against their physical well-being, similar to how physical pain functions for the body.
In a herd of wildebeest, each individual instinctively trusts that the group's collective movement guarantees personal safety, eliminating the need for individual assessment of risks like predators.
In a herd of wildebeest, each individual instinctively trusts that the group's collective movement guarantees personal safety, eliminating the need for individual assessment of risks like predators.
Humans, unlike herd animals, are immune to social complications due to their individuality and resistance to following the crowd.
Humans, unlike herd animals, are immune to social complications due to their individuality and resistance to following the crowd.
Animals with smaller brains tend to continuously update their feelings about each other due to a larger capacity for social information processing.
Animals with smaller brains tend to continuously update their feelings about each other due to a larger capacity for social information processing.
Mirror neurons activate equally strongly whether an individual performs an action themselves or merely observes another performing the same action.
Mirror neurons activate equally strongly whether an individual performs an action themselves or merely observes another performing the same action.
The primary function of mirror neurons is to enable individuals to mirror all observed actions, regardless of whether those actions involve rewards or threats.
The primary function of mirror neurons is to enable individuals to mirror all observed actions, regardless of whether those actions involve rewards or threats.
Social pain serves as an evolutionary advantage by discouraging isolation and promoting group cohesion, which increases the likelihood of survival.
Social pain serves as an evolutionary advantage by discouraging isolation and promoting group cohesion, which increases the likelihood of survival.
Mirror neurons were discovered intentionally through targeted experiments designed to understand social cognition in primates.
Mirror neurons were discovered intentionally through targeted experiments designed to understand social cognition in primates.
Flashcards
Neural Pathway Flexibility
Neural Pathway Flexibility
The human cortex can create new neural pathways, but old ones are efficient and often used by default.
Building New Pathways
Building New Pathways
Repeatedly exposing your brain to new experiences strengthens neural pathways.
Importance of Unhappy Chemicals
Importance of Unhappy Chemicals
Unpleasant chemicals signal threats, while pleasant chemicals signal opportunities.
Survival Engine
Survival Engine
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Neural Pathway Activation
Neural Pathway Activation
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Enjoying Happy Chemicals
Enjoying Happy Chemicals
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Building a new circuit
Building a new circuit
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Stimulating Happy Chemicals
Stimulating Happy Chemicals
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Dopamine
Dopamine
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Spinach Experiment
Spinach Experiment
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Cocaine and Dopamine
Cocaine and Dopamine
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Rat and Pleasure Center
Rat and Pleasure Center
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Dopamine Surge Size
Dopamine Surge Size
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Dopamine and Instinct
Dopamine and Instinct
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Dopamine and Games
Dopamine and Games
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Dopamine and Expectation
Dopamine and Expectation
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Vicious Cycles
Vicious Cycles
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"Do Something" Feeling
"Do Something" Feeling
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The Power of Waiting
The Power of Waiting
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Virtuous Circle
Virtuous Circle
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Pain of Resisting a Habit
Pain of Resisting a Habit
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45-Day Habit Formation
45-Day Habit Formation
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Mammal with a Big Cortex
Mammal with a Big Cortex
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"Better World" Illusion
"Better World" Illusion
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Neural pathways & Dopamine
Neural pathways & Dopamine
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The Quest for 'More'
The Quest for 'More'
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Dopamine and Effort
Dopamine and Effort
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Effort and Reward
Effort and Reward
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Dopamine and Problem-Solving
Dopamine and Problem-Solving
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Persistence & Dopamine
Persistence & Dopamine
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Incremental Dopamine
Incremental Dopamine
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Fish Parenting
Fish Parenting
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Plant Parenting
Plant Parenting
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Mammal Parenting
Mammal Parenting
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Bird Parental Care
Bird Parental Care
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Parental Attachment Revolution Benefits
Parental Attachment Revolution Benefits
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Small Brain's Survival Skills
Small Brain's Survival Skills
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Big Brain's Survival Skills
Big Brain's Survival Skills
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Oxytocin's Role in Attachment
Oxytocin's Role in Attachment
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Social Pain
Social Pain
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Social Brain
Social Brain
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Mirror Neurons
Mirror Neurons
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Mirror Neuron Selectivity
Mirror Neuron Selectivity
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Stress of Social Isolation
Stress of Social Isolation
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Brain Size and Social Complexity
Brain Size and Social Complexity
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Individuals in Herds
Individuals in Herds
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Survival of the Social
Survival of the Social
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Study Notes
- Old neural circuits are efficient but can lead to unhappy chemicals.
- The human cortex can adjust old circuits with new inputs.
- You can enjoy more happy chemicals by creating new neural pathways.
Building New Pathways
- Building new neural circuits in adulthood requires significant effort, like slashing through a dense rainforest.
- New neural trails disappear if not consistently used.
- Each time a neural pathway is activated, it fires more easily.
- Repetition is key to developing new neural trails.
- Choose new experiences that stimulate happy chemicals and repeat them.
Vicious Cycle of Seeking Happiness
- Unhappy chemicals are essential for survival as they alert to threats.
- Surviving involves seeking happy chemicals and avoiding unhappy ones.
- Shortcuts to eliminate seeking and avoiding can create a vicious cycle.
- Quest for good feelings is nature’s survival mechanism, like animals seeking food to relieve hunger.
Examples of Vicious Cycles
- Vicious cycles involve external factors like alcohol, food, money, sex, and drugs, or internal thought habits like anger, seeking approval, escaping, thrill-seeking, and rescuing.
- Behaviors that initially provide a sense of conquering a threat can develop into neural superhighways, but side effects can lead to unhappy chemicals.
- This results in the pursuit of happy chemicals in ways that are expected to work, creating a cycle of both happiness and unhappiness.
Breaking Vicious Cycles
- Resisting the urge to "do something" and tolerating cortisol can halt a vicious cycle.
- Waiting allows the brain to activate an alternative circuit.
- A virtuous circle begins when an alternative is chosen.
- New circuits may initially feel awkward but become easier with repetition.
- Resisting an old circuit might feel like a survival threat.
- New habits can form in about 45 days with consistent repetition.
- New choices may not instantly bring happiness but can eventually break the cycle.
The Mammalian Brain
- Mammals' large cortexes let us imagine solutions and improve our lives, but also stimulate bad feelings.
- Imagining a "better world" to feel better can backfire.
- Monkeys reacted with rage when switched back to spinach after expecting juice.
- After learning to expect things, losing them makes one mad.
Cocaine and Dopamine
- Cocaine provides more dopamine than life, it gives the thrill of accomplishment without actually doing anything.
- Natural rewards feel less exciting if the brain expects artificial jolts.
- Rat experiments showed continuous stimulation of the "pleasure center;" dopamine caused the rat to ignore basic needs until death.
- Dopamine is triggered by expectation of reward, not pleasure.
Dopamine and Survival
- The size of potential reward is directly proportional to amount of dopamine released.
- Mothers have been seen lifting cars when their child is pinned underneath.
- The verbal brain isn't needed for a dopamine circuit to unleash energy
- Computer games stimulate dopamine by linking points to social rewards.
- Games activate foraging mechanisms and creates a pathway which makes you feel good.
- Games can trick the mind into relieving bad feelings, though social rewards may be non existent.
Dopamine Exercise
- Dopamine is the excitement felt when expecting a reward.
- Hungry lions expect a reward when they see a gazelle and thirsty elephants when they see water.
- Dopamine motivates scanning for relevant patterns and details to meet needs.
- Finding the sought-after puzzle piece is pleasurable due to dopamine.
- Early life experiences pave dopamine-triggering neural pathways.
- To understand your dopamine, it's important to pay attention to excitement patterns and what others seek.
Quest for "More"
- The urge for "more" is innate like how ancestors sought better ways to meet their needs.
- Dopamine makes the quest feel good temporarily.
- Brains connects effort and reward, may it be material, social or for relief.
- Studying for a math test is fueled by dopamine, connecting math to rewards.
- Solving math problems is a seek-and-find activity, giving a feel-good moment.
- An athlete trains for long hours because they're stimulated by dopamine in each step.
Oxytocin
- Parental attachment is key due to oxytocin receptors, leading mammals to be born without survival skills.
- Mammals develop survival knowledge by experiencing the world.
- Mammals need protection while the brain is developing because it wires to survive according to the world they live in.
- Oxytocin in mammals enable us to feel good about parental care, but also makes us fragile.
Brain Size
- Animals with smaller brains rely on prewired survival skills and quickly die if they leave that ecological niche.
- Having a bigger brain helps adapt to survival by learning from experience.
- A bigger brain creates a survival dilemma because newborns are easily eaten by predators.
- Warm-blooded and big brained animals can only reproduce a few in their lifetime.
- If they lose their young to predators, their genes are wiped out.
Oxytocin and Attachment
- Oxytocin is important when we need to invest more in each child, because the more we invest, the more it will hurt if it dies.
- Mammals protect newborns, oxytocin motivates attachment despite reproductive losses when predators snatch young mammals.
Social Pain
- Group life led to social pain, it is a survival threat because natural selection created it to warn against threat to social bonds.
- Herd animals always try to find a safe place.
- Wildebeests seek greener pastures, but fear pain when reaching a river due to crocodiles.
- Monitoring group dynamics is linked to survival.
- Animals with bigger social brains undergo bigger social ups and downs.
- Small brained animals size each other up once and never feel different.
- Primates update feelings about each other because they have more mirror neurons.
Mirror Neurons
- Primates have special neurons that facilitate social bonds.
- Mirror neurons activate when an individual watches the behavior of others.
- Monkey study found that the same neural pattern activated when a monkey watched a researcher pick up a peanut as when it picked it up itself.
- Watching an action stimulates the neural trail same as executing the action.
- Watching someone get a reward or face a threat activates the same neural trail, not all actions, and this occurs more weakly than if we faced them ourselves.
- Repeatedly watching another person get a reward or face a threat makes neural connections.
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Description
The text discusses about rewiring neural pathways. Repeated experiences help construct neural pathways. Stopping a vicious cycle requires enduring discomfort caused by cortisol.