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.
Chronic electrical stimulation provides one of the cleanest views of muscle adaptation to increased use. This model has long been used by basic scientists to study skeletal muscle adaptation since it induces a repeatable, quantifiable amount of exercise..n fact, even the physical appearance of the stimulated muscle approaches that of the more postural muscles by taking on a deep red appearance. Time course of muscle fiber transformation: If low frequency stimulation is applied 8-24 hours per day, the total transformation process requires about 8 weeks.