Biological explanations of OCD: neural explanations evaluation

Strength: there is evidence to support the role of some neural mechanisms in OCD

• Some antidepressants work solely on the serotonin system, increasing levels of this neurotransmitter
• Such drugs are effective in reducing OCD symptoms, suggesting that the serotonin system is involved in OCD

Weakness: we cannot easily claim to understand the neural mechanisms involved in OCD

• Studies of decision-making have shown that these neural systems are the same systems that function abnormally in OCD (Cavedini et al 2002)
• However, research has also identified…