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  2. Evolution of nervous systems - Wikipedia

    en.wikipedia.org/wiki/Evolution_of_nervous_systems

    Internal anatomy of a spider, showing the nervous system in blue. Arthropods, such as insects and crustaceans, have a nervous system made up of a series of ganglia, connected by a ventral nerve cord made up of two parallel connectives running along the length of the belly. [25]

  3. Arousal - Wikipedia

    en.wikipedia.org/wiki/Arousal

    Arousal is the physiological and psychological state of being awoken or of sense organs stimulated to a point of perception. It involves activation of the ascending reticular activating system (ARAS) in the brain, which mediates wakefulness, the autonomic nervous system, and the endocrine system, leading to increased heart rate and blood pressure and a condition of sensory alertness, desire ...

  4. Attention - Wikipedia

    en.wikipedia.org/wiki/Attention

    A.R. Luria published his well-known book The Working Brain in 1973 as a concise adjunct volume to his previous 1962 book Higher Cortical Functions in Man. In this volume, Luria summarized his three-part global theory of the working brain as being composed of three constantly co-active processes which he described as the; (1) Attention system ...

  5. Relaxation (psychology) - Wikipedia

    en.wikipedia.org/wiki/Relaxation_(psychology)

    In psychology, relaxation is the emotional state of low tension, in which there is an absence of arousal, particularly from negative sources such as anger, anxiety, or fear. [ 2 ] Relaxation is a form of mild ecstasy coming from the frontal lobe of the brain in which the backward cortex sends signals to the frontal cortex via a mild sedative.

  6. Developmental cognitive neuroscience - Wikipedia

    en.wikipedia.org/wiki/Developmental_cognitive...

    Vol 1 is a theoretical work, arguing that it is essential to take constraints from the brain, body and environment seriously when assessing cognitive development. Vol 2 contains a selection of conceptually interesting neural network models. Handbook of Developmental Cognitive Neuroscience, [5] in two editions.

  7. Parallel processing (psychology) - Wikipedia

    en.wikipedia.org/wiki/Parallel_processing...

    Parallel processing has been linked, by some experimental psychologists, to the stroop effect (resulting from the stroop test where there is a mismatch between the name of a color and the color that the word is written in). [5] In the stroop effect, an inability to attend to all stimuli is seen through people's selective attention. [6]

  8. Evolution of emotion - Wikipedia

    en.wikipedia.org/wiki/Evolution_of_emotion

    [1] The third of the principles is expressive habits, or nervous discharge from the nervous system. This principle proposes that some habits are performed because of a build-up to the nervous system, which causes a discharge of the excitement. Examples include foot and finger tapping, as well as vocal expressions and expressions of anger.

  9. Psychosomatic medicine - Wikipedia

    en.wikipedia.org/wiki/Psychosomatic_medicine

    PNI integrates the mental/psychological, nervous, and immune system, and these systems are further linked together by ligands, which are hormones, neurotransmitters and peptides. PNI studies how every single cell in our body is in constant communication—how they are literally having a conversation and are responsible for 98% of all data ...