One New Theory Concerned with Dopamine Levels in the Brain

question 338

Multiple Choice

One new theory concerned with dopamine levels in the brain and schizophrenia suggests that:

• A) the limbic system may have too much dopamine and the cortex may have too little dopamine.
• B) hallucinations and other positive symptoms of schizophrenia are the result of decreased levels of dopamine levels throughout the whole brain.
• C) the limbic system may have too little dopamine and the cortex may have too much dopamine.
• D) hallucinations and other positive symptoms of schizophrenia are the result of decreased levels of dopamine in the fluid-filled cavities called ventricles.

---

Definitions:

Operational Thought

A stage in Piaget's theory of cognitive development where children develop the ability to think logically about abstract concepts.

Concrete Thought

Thinking that is literal and focused on the physical world, often observed in early cognitive development.

Hypothetical Thought

Thinking that involves considering possibilities, scenarios, or outcomes that are not based on immediate reality but on imagined or projected situations.

Deductive Reasoning

A logical process whereby a conclusion is reached based on the concordance of multiple premises that are generally assumed to be true.