Heinrichs (2005)found That the Effect Sizes That Link Schizophrenia and Neuropsychological

question 227

Multiple Choice

Heinrichs (2005) found that the effect sizes that link schizophrenia and neuropsychological functions showed magnitudes at least twice as large as studies that link schizophrenia with structural brain imaging. He concluded that:

• A)The findings prove there is no evidence of actual illness-related brain disturbance
• B)Chronic stress and distress have a strong influence on cognition in those prone to this disorder
• C)Cognitive deficits in schizophrenia must be due to brain injury
• D)Methodological flaws are evident in previous brain imaging studies due to use of aging equipment

---

Definitions:

Implicit Costs

The firm’s opportunity costs of using resources owned or provided by the owner.

Explicit Costs

Dollar costs incurred by business firms, such as wages, rent, and interest.

Implicit Costs

The opportunity costs that are not directly incurred but represent the loss of alternative benefits when choosing one option over another.

Explicit Costs

Direct, out-of-pocket payments for goods and services required to run a business.