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Definition The all-or-none response refers to how neurons (nerve cells) work: when a neuron recei...

Definition An action potential is a rapid electrical impulse that travels along the membrane of a...

Definition The ventral tegmental area (VTA) is a region located in the midbrain that plays a key ...

Definition The temporal lobe is a region of the brain located on each side of the cortex, near th...

Definition The suprachiasmatic nucleus (SCN) is a small region in the brain located just above th...

Definition The substantia nigra is a region within the midbrain, specifically located at the base...

Definition The somatosensory cortex is a region of the brain located in the parietal lobe that pl...

Definition The parietal lobe is one of the four main regions of the brain, situated at the top an...

Definition The occipital lobe is one of the four main regions of the brain, located at the back o...

Definition The motor cortex is a region of the brain located in the frontal lobe that plays a cru...

Definition The limbic system is a group of interconnected brain structures that play a crucial ro...

Definition Lateralization refers to how different tasks or functions are divided between the left...

Definition The hippocampus is a small, curved structure located in the medial temporal lobe of th...

Definition The corpus callosum is a large band of nerve fibers in the brain that connects the two...

Definition The amygdala is a small, almond-shaped structure located deep within the brain. It pla...

Definition Epigenetics is the study of changes in gene expression that do not involve alterations...

Definition A neuron is a specialized cell in the nervous system that transmits information throug...

Definition An unconditioned stimulus is something that naturally and automatically triggers a res...

Definition An unconditioned response refers to an automatic, instinctive reaction to a stimulus t...

Definition Stimulus generalization in classical conditioning refers to a phenomenon where an orga...