To remember the right hand rule, write the xyz order twice: xyzxyz. 1  Next, find the pattern youâre looking for: 2  xy => z (x cross y is z) 3  yz => x (y cross z is x; we looped around: y to z to x) 4  zx => y.
Huntington disease is a progressive brain disorder that causes uncontrolled movements, emotional problems, and loss of thinking ability (cognition).Adult-onset Huntington disease, the most common form of this disorder, usually appears in a person's thirties or forties.untington disease is a progressive brain disorder that causes uncontrolled movements, emotional problems, and loss of thinking ability (cognition).
Huntington's disease is a rare condition that causes parts of the brain to break down, or degenerate. It is also called Huntington's chorea. The disease causes rapid, jerky body movements and the loss of normal mental abilities (dementia).Huntington's disease can cause personality changes, behavior problems, and memory loss.Symptoms usually develop after age 40. There is no known cure. But treatment with medicines may help control the involuntary movements and behavior changes. Huntington's disease is caused by a changed, or mutated, gene.If you have a parent with the disease, you have a 50% chance of getting the changed gene and the disease. But there is no way to know when you will develop Huntington's disease.untington's disease can cause personality changes, behavior problems, and memory loss. Symptoms usually develop after age 40. There is no known cure. But treatment with medicines may help control the involuntary movements and behavior changes. Huntington's disease is caused by a changed, or mutated, gene.