There is some research that suggests that the development of obsessive-compulsive disorder and Tourette's syndrome share the same biological root. This is due to the fact that there appears to be an increased incidence in these mental illnesses after a child experiences an infection caused by ________ bacteria.
A)staphylococcal
B)polynucleocal
C)streptococcal
D)mononucleocal

Question

Quizplus · Accepted Answer

The correct bacteria that has been linked with the development of OCD and Tourette's syndrome is streptococcal. This is due to the onset of a condition called Pediatric Autoimmune Neuropsychiatric Disorders Associated with Streptococcal infections (PANDAS) which can cause sudden and drastic changes in behavior and obsessive-compulsive symptoms after a streptococcal infection.

There Is Some Research That Suggests That the Development of Obsessive-Compulsive