The jig is second in popularity only to the reel in traditional Irish dance; it is popular but somewhat less common in Scottish country dance music. 8 time. The most common structure of a jig is two eight-bar parts, performing two different steps, each once on the right foot, and one on the left foot.
Noun. 1. spasm-a painful and involuntary muscular contraction. cramp, muscle spasm. symptom - (medicine) any sensation or change in bodily function that is experienced by a patient and is associated with a particular disease.
An infantile spasm (IS) is a specific type of seizure seen in an epilepsy syndrome of infancy and childhood known as West Syndrome. West Syndrome is characterized by infantile spasms, developmental regression, and a specific pattern on electroencephalography (EEG) testing called hypsarrhythmia (chaotic brain waves).The onset of infantile spasms is usually in the first year of life, typically between 4-8 months.est Syndrome is characterized by infantile spasms, developmental regression, and a specific pattern on electroencephalography (EEG) testing called hypsarrhythmia (chaotic brain waves). The onset of infantile spasms is usually in the first year of life, typically between 4-8 months.