neuroscience - Concepts

Explore concepts tagged with "neuroscience"

Total concepts: 53

Concepts

Salience Network - A brain network that detects and filters important stimuli, acting as a switch between the default mode network and the executive control network.
Perception - The cognitive process of organizing and interpreting sensory information to construct a meaningful understanding of the environment.
Hard Problem of Consciousness - The challenge of explaining why and how physical brain processes give rise to subjective conscious experience, as distinguished from the 'easy problems' of explaining cognitive functions.
Amygdala - The brain's emotional processing center, responsible for detecting threats and triggering fear responses.
Autonomic Nervous System - The nervous system division controlling involuntary functions like heart rate and digestion.
Interoception - The sense of the internal state of the body, including signals like hunger, temperature, and heart rate.
Novelty Seeking - A temperament trait reflecting the heritable tendency to seek out new and unfamiliar stimuli, driven by dopaminergic reward circuits and closely linked to curiosity, exploration, and impulsivity.
The Reading Brain - The concept that reading rewires the brain's neural circuits in ways unique to each medium, and that the shift from print to digital is fundamentally altering how we think.
Habit Formation - The psychological and neurological process by which behaviors become automatic through repetition and reinforcement.
Face Perception - The cognitive process by which the brain recognizes and interprets faces using specialized neural mechanisms.
Sleep Architecture - The structure and pattern of sleep stages that cycle throughout the night, each serving distinct functions.
Habit Loop - The neurological loop of cue, routine, and reward that underlies all habit formation.
Executive Control Network - A brain network centered on the prefrontal cortex that activates during focused attention, working memory, and goal-directed tasks requiring cognitive control.
Vagus Nerve - The longest cranial nerve connecting the brain to major organs, key to the relaxation response.
Window of Tolerance - The optimal zone of nervous system arousal where we can function effectively and cope with stress.
Sensation - The process by which sensory receptors detect physical stimuli from the environment and convert them into neural signals.
Mind-Body Problem - The philosophical question of how mental states, experiences, and consciousness relate to the physical states of the brain and body.
Toxic Memory - A memory formed under coercion or stress that is poorly retained, difficult to recall, and interferes with coherent learning.
Knowledge Valuation Network - A neural mechanism that evaluates the perceived value and relevance of incoming information to guide learning priorities.
Serotonin - A neurotransmitter that regulates mood, sleep, appetite, and feelings of well-being and contentment.
Dopamine Detox - A practice of temporarily abstaining from highly stimulating activities to reset the brain's dopamine sensitivity and restore motivation for less exciting but meaningful tasks.
Dopamine - A neurotransmitter that sets the threshold for motivation and goal pursuit, acting as a limited currency for action.
Memory Consolidation - The process by which newly acquired, fragile memories are transformed into stable, long-lasting memory traces.
Pleasure of Learning - The neurochemical reward signal experienced when acquiring new knowledge that satisfies curiosity and reinforces the learn drive.
Cognitive Science - The interdisciplinary study of mind and intelligence, integrating psychology, neuroscience, linguistics, philosophy, computer science, and anthropology.
Prefrontal Cortex - The brain region responsible for executive functions like planning, decision-making, and impulse control.
Consciousness - The state of awareness of one's own existence, sensations, thoughts, and surroundings.
Learn Drive - An innate neurological mechanism that generates the desire to acquire new knowledge, driven by curiosity and rewarded by the pleasure of learning.
Cingulate Cortex - A brain region involved in emotion, decision-making, and cognitive control.
Embodied Cognition - Theory that cognitive processes are deeply shaped by the body's interactions with the environment, not just brain activity.
Executive Functions - A set of cognitive processes that enable goal-directed behavior, including working memory, cognitive flexibility, and inhibitory control.
Mirror Neurons - Neurons that fire both when performing an action and when observing someone else perform the same action.
Nervous System Regulation - The ability to shift between activation and calm states, maintaining balance in the autonomic nervous system.
Mind-Wandering - The spontaneous drifting of attention away from a current task or external environment toward internally generated thoughts, memories, and fantasies.
Circadian Rhythm - The body's internal 24-hour clock that regulates sleep-wake cycles and numerous physiological processes.
Memory - The cognitive faculty that encodes, stores, and retrieves information, serving as the foundation of learning, identity, and intelligent behavior.
Brain Rot - The cognitive degradation resulting from excessive passive consumption of low-quality digital content, driven by a salience network stuck in hypervigilant novelty-seeking mode.
Eliminative Materialism - A philosophical position arguing that common-sense mental concepts like beliefs and desires are fundamentally flawed and will be eliminated by neuroscience.
Prosopagnosia - A neurological condition characterized by the inability to recognize familiar faces despite having normal visual acuity.
Psychophysics - The scientific study of the relationship between physical stimuli and the subjective sensations and perceptions they produce.
Cocktail Party Effect - The brain's ability to focus auditory attention on a specific stimulus while filtering out other stimuli, like following one conversation in a noisy room.
Default Mode Network - A brain network active during rest and mind-wandering, associated with self-reflection and creativity.
Stress Response - The body's automatic physiological and psychological reaction to perceived threats or demands.
Confabulation - The production of fabricated, distorted, or misinterpreted memories without the conscious intention to deceive.
Neurophilosophy - The interdisciplinary field that brings neuroscience to bear on traditional philosophical questions about mind, knowledge, and consciousness.
Cortisol - The primary stress hormone that regulates the body's fight-or-flight response and various metabolic processes.
Global Workspace Theory - A cognitive theory of consciousness proposing that conscious awareness arises when information is broadcast from a global workspace to multiple specialized brain systems simultaneously.
Neuroplasticity - The brain's ability to reorganize itself by forming new neural connections throughout life.
Somatic Marker Hypothesis - Theory that bodily sensations (somatic markers) guide decision-making by associating emotional responses with past outcomes.
Limbic System - The brain's emotional processing center, responsible for emotions, memories, and arousal.
Proprioception - The sense of body position and movement in space, enabling coordination and awareness without visual input.
Hypothalamus - A brain region that regulates hormones, body temperature, hunger, and other vital functions.
Hippocampus - The brain region essential for forming new memories and spatial navigation.

← Back to all concepts