CATALYTIC CONVERTER FAILURES: If a catalytic converter needs replacing, one of the problems below most likely contributed to its failure. Engine Tune-Up Required. A number of problems could occur to the catalytic converter as the result of an engine that is out of tune.
View Full Document. - Habituation : refers to gradual reduction in the strength of a response due to repetitive stimulation.
Huntington disease is a progressive disorder that causes brain cell (neuron) degeneration in certain areas of the brain. This results in uncontrolled movements, loss of intellectual abilities, and emotional disturbances.