Glossary

• Accommodation The property of a nerve by which it adjusts to a slowly increasing strength of stimulus so that the strength at which excitation occurs is greater than it would be were the strength to have risen more gradually
• Acroparesthesia Paresthesia of an extremity or an extreme degree of paresthesia
• Afferent Bringing to or into as in nerves transmitting information to the spinal cord
• Alexithymia A state of restricted cognitive and affective characteristics that are common in patients with psychosomatic disorders
• Algesia A state of increased sensitivity to pain
• Algodystrophy Sympathetic dystrophy
• Allesthesia (Allaesthesia) A form of allochesthesia in which the sensation of a stimulus in one limb is referred to the opposite limb
• Allocheiria (Allochiria) Allesthesia
• Allochesthesia A condition in which a sensation is referred to a point other than that to which the stimulus is applied
• Allodynia Any stimulus that results in pain
• Alloesthesia (Alloaesthesia) Allesthesia
• Analgesia Loss of sensibility to pain
• Analgesia Algera Anesthesia dolorosa
• Anesthesia (Anaesthesia) Total loss of all forms of sensation
• Anesthesia Dolorosa Spontaneous pain in a part, associated with loss of sensibility
• Antidromic Propagation of an impulse along a nerve in a direction the reverse of normal
• Arthrodesis The stiffening of a joint by operative means
• Arthrosis A trophic degeneration of a joint
• Asymbolia Loss of the power of appreciation by touch of the form and nature of an object
• Auriculotherapy A form of acupuncture in which points in the ear are stimulated
• Axonotmesis Interruption of the axons of a nerve without severance of the supporting structure
• Biofeedback A training technique used to gain voluntary control over autonomic functions
• Blepharospasm Spasmodic winking of the orbicularis muscle
• Bruxism Grinding together of the teeth
• Capsaicin A pungent alkaloid found in red peppers
• Causalgia Sustained burning pain after a traumatic nerve lesion combined with vasomotor or sudomotor dysfunction and late trophic changes
• Central pain Spontaneous pain and painful overreaction to objective stimulation resulting from lesions confined to the substance of the central nervous system
• Cholecystokinin A peptide first described as a gastrointestinal hormone. It is also a potent analgesic
• Coccydynia (Coccygodynia) (Coccygalgia) (Coccyodynia) Pain in the coccygeal region often caused by a disorder of the sacrococcygeal joint
• Commissural Fibers A bundle of nerve fibers passing from one side to the other in the brain or spinal cord
• Cordectomy Excision of a part of the spinal cord
• Cordotomy (Chordotomy) Division of tracts of the spinal cord by various techniques
• Cortectomy Excision of part of the cortex
• Cryalgesia Pain caused by cold
• Cryesthesia Sensitiveness to cold
• Cryoanalgesia Pain relief by cold, commonly by freezing nerves with a probe
• Deafferentation A loss of sensory nerve fibers from a portion of the body
• Dermatome The area of skin supplied by a single afferent nerve fiber from a single dorsal root
• Dynorphin One of three classes of opioid peptides. The others are β-endorphin and enkephalins
• Dysesthesia A condition in which a disagreeable sensation is produced by ordinary stimuli
• Dysnosognosia A psychopathologic state of abnormal illness behavior
• ...

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