Regarding Genetic Factors in Schizophrenia,which of the Following Statements Is

question 101

Multiple Choice

Regarding genetic factors in schizophrenia,which of the following statements is FALSE?

• A) When one identical twin has schizophrenia,the other twin has a 45% to 50% chance of having the disorder.
• B) About 13% of people with a schizophrenic parent develop the disorder themselves.
• C) The closer the genetic relationship a person shares with a schizophrenic,the greater the likelihood that the person will have or develop schizophrenia.
• D) Investigators have identified a single gene that is responsible for creating a genetic predisposition for schizophrenia.
• E) Heredity plays an important role in schizophrenia,but biological and environmental factors also play important roles.

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Definitions:

Schachter Two-factor Theory

A psychological theory which proposes that emotions are comprised of two factors: physiological arousal and cognitive label.

Common Sense Theory

An approach suggesting that people naturally form theories about their experiences and the world around them, based on everyday observations and practical reasoning.

Autonomic Arousal

The activation of the autonomic nervous system, which regulates involuntary body functions and is often associated with stress or excitement.

James-Lange Theory

A hypothesis suggesting that emotions are the result of physiological responses to external stimuli followed by identification of the emotion based on the physical response.