Category: S

  • Self hypnosis

    The practice of cognitive control is a psychological approach that emphasizes the ability to focus one’s attention towards desirable behaviors while simultaneously inhibiting or reducing the occurrence of undesired behaviors. This is achieved through a sustained mental effort that requires the use of attentional resources to strengthen desirable behaviors and suppress unwanted behaviors.  

  • Superscription

    The inception of a medical directive, comprising the authoritative directive “take.”  

  • Specificity theory of pain

    A theoretical interpretation of the mechanisms of pain that pro¬ poses that pain is a result of the orderly activation of a chain of neurons all of which are concerned with detecting and transmitting pain-related information. The emphasis of the specificity theory is on the type of neuron activated by a painful stimulus and on…

  • Stimulation-produced analgesia

    Stimulation of brain regions aimed at reducing pain.  

  • Spinal cord stimulation

    Electrical stimulation of the spinal cord that aims to reduce pain.  

  • Signal encoding

    Process whereby information is encoded in the pattern of action potential impulses.  

  • Sensory transduction

    The conversion of thermal or other stimuli into electrical impulses.  

  • Systemic autoimmune disorders

    Disorders characterized by the immune system broadly attacking the body’s own cells and tissues.  

  • Sympathetic branch

    The branch of the autonomic nervous system that is responsible for the fight-or-flight response and supports the energy mobilization and expenditure state.  

  • Sympathetic-adrenal-medulla axis

    A primary system of the fight-or-flight response that involves the hypothalamus commanding the sympathetic nervous system to stimulate the adrenal medulla to secrete the catecholamines epinephrine and norepinephrine.