EPPP General 4

Question 1

In classical conditioning, 'extinction' occurs when:

Accepted Answer

The conditioned stimulus is repeatedly presented without the unconditioned stimulus

Answer

Extinction in classical conditioning results from repeatedly presenting the conditioned stimulus alone, without the unconditioned stimulus, until the conditioned response diminishes.

Question 2

Which neurotransmitter system is MOST directly implicated in the pathophysiology of schizophrenia, as supported by the dopamine hypothesis?

Accepted Answer

Dopamine hyperactivity in the mesolimbic pathway

Answer

The dopamine hypothesis proposes that positive symptoms of schizophrenia arise from excess dopaminergic activity in the mesolimbic pathway.

Question 3

A psychologist who believes that psychological disorders result from distorted, maladaptive thinking patterns is MOST likely practicing from which theoretical orientation?

Accepted Answer

Cognitive-behavioral

Answer

Cognitive-behavioral therapy (CBT) is founded on the premise that distorted cognitive schemas and automatic thoughts drive emotional and behavioral problems.

Question 4

Under the APA Ethics Code, a psychologist may disclose confidential client information without consent in which of the following situations?

Accepted Answer

The client is an adult who is gravely suicidal and refusing voluntary hospitalization

Answer

Imminent danger to self or others is a recognized ethical and legal exception to confidentiality, permitting disclosure to protect the client or others.

Question 5

The heritability coefficient estimates the proportion of phenotypic variance in a trait attributable to genetic factors in a specific population. A heritability of .80 for intelligence means:

Accepted Answer

80% of the variation in intelligence scores in that population is associated with genetic differences

Answer

Heritability is a population-level statistic describing how much of the observed variation in a trait within a given population can be attributed to genetic differences.

EPPP - Examination for Professional Practice in Psychology Practice Test

EPPP - Examination for Professional Practice in Psychology Practice Test

EPPP General 4