Flashcards in Sensory Fx Deck (16):
the conscious awareness of body position and movement of body segments. It is regulated by the lemniscal system through pathways that begin in joint receptors and end in the parietal lobe of the cerebral cortex; it enables the cortex to refine voluntary movements.
inability to recognize what a sensation is despite relatively normal perception of the sensation. When it is tactile it is termed sterioagnosia (or asteriognosis). It would be the inability to determine the denomination of a coin despite normal ability to perceive it, for example.
ability to identify letters or figures traced on the skin (without looking).
is the area of skin supplied by a nerve root
is the area of bone and joints supplied by a single nerve root.
is the muscles supplied by a single nerve root
damage to a nerve root (radiculitis is irritation). herniate disk damage
is damage to the spinal cord from any cause.
(or decrease) in sensation.
exaggerated perception of normally painful stimuli.
excessive sensitivity to any modality. (decreased pain tolerance)
perception of the pain when no stimulus is present.
is the detection of a sensation in the absence of any stimulus.
generalized damage to peripheral nerves.
double stimulation tests..