rotatory tic
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Tic — A repetitive movement that is difficult, if not impossible, to control. Tics can affect any group of muscles. The most common are facial tics, such as eye blinking, nose twitching, or grimacing. Tics that affect the muscles used to produce speech … Medical dictionary
Torticollis — The most common of the focal dystonias, torticollis is a state of excessive of inadequate muscle tone in the muscles in the neck that control the position of the head. It can cause the head to twist and turn to one side, and the head may also be… … Medical dictionary
Articulation — As regards the skeleton, an articulation is a joint, an area where two bones are attached for the purpose of motion of body parts. An articulation or joint is usually formed of fibrous connective tissue and cartilage. Joints are grouped according … Medical dictionary
nervous system, human — ▪ anatomy Introduction system that conducts stimuli from sensory receptors to the brain and spinal cord and that conducts impulses back to other parts of the body. As with other higher vertebrates, the human nervous system has two main… … Universalium
