Q: Which equation best represents the concept of prevalence as used in the biopsychosocial approach?

$$ \text{Prevalence} = \frac{\text{Number of existing cases}}{\text{Total population}} $$

Question 1

Which of the following best describes the Diagnostic and Statistical Manual of Mental Disorders (DSM-5)?

Accepted Answer

A classification system that offers diagnostic criteria and decision rules for mental disorders.

Question 2

A patient presents with persistent, unwanted thoughts about germs and repeatedly washes their hands to reduce anxiety. Which disorder is most likely being described?

Accepted Answer

Obsessive Compulsive Disorder (OCD)

Question 3

Which of the following is a negative symptom of schizophrenia?

Accepted Answer

Disorganized behavior and cognitive functioning

Question 4

According to the biopsychosocial approach, which of the following is considered a social factor influencing mental health?

Accepted Answer

Family dynamics

Question 5

A child exhibits a pattern of rule-breaking and aggression. This behavior is most likely a precursor to which adult personality disorder?

Accepted Answer

Antisocial Personality Disorder

Question 6

Which neurotransmitter is most closely associated with the positive symptoms of schizophrenia?

Accepted Answer

Dopamine

Question 7

A person is found not criminally responsible by reason of mental disorder (NCRMD) in Canada. Which of the following outcomes is possible if they pose no significant threat to society?

Accepted Answer

Absolute discharge

Question 8

Which of the following best illustrates the concept of 'maladaptive' as defined by the DSM?

Accepted Answer

A pattern of behavior or experience that causes distress, impairs daily functioning, or increases risks of harm.

Question 9

Which of the following is a culture-bound syndrome described in the study materials?

Accepted Answer

Taijin Kyofusho (TKS)

Question 10

Which historical treatment for mental illness involved placing patients in abusive, overcrowded environments?

Accepted Answer

Snake pits

Question 11

A person with bipolar disorder experiences periods of mania and depression. Which of the following is a typical symptom of a manic episode?

Accepted Answer

Racing thoughts and impulsive behavior

Question 12

Which equation best represents the concept of prevalence as used in the biopsychosocial approach?

Accepted Answer

$$ 	ext{Prevalence} = \frac{	ext{Number of existing cases}}{	ext{Total population}} $$

Question 13

Which of the following is NOT a warning sign of suicide according to the study materials?

Accepted Answer

Increased interest in social activities

Question 14

Which personality disorder is characterized by intense emotional swings, unstable sense of self, and fear of abandonment?

Accepted Answer

Borderline Personality Disorder

Question 15

Which of the following best describes the legal concept of 'mens rea' in the context of the insanity defense?

Accepted Answer

The guilty mind or intent, which can be negated by mental illness.

Question 16

Which of the following is a common misconception about the DSM, as noted by critics?

Accepted Answer

It is driven by the insurance industry and may lead to overtreatment of healthy people.

Question 17

A person believes their close relative has been replaced by an identical impostor. Which uncommon psychiatric syndrome does this describe?

Accepted Answer

Capgras's syndrome

Question 18

Which cluster of personality disorders is associated with dramatic, emotional, and erratic behavior?

Accepted Answer

Cluster B

Question 19

Which of the following best explains why deinstitutionalization in the 1960s and 1970s had mixed results?

Accepted Answer

Patients were released from hospitals, but there was insufficient infrastructure to support them in communities.

Question 20

Which equation best represents the concept of diathesis-stress in the development of mental disorders?

Accepted Answer

$$ 	ext{Risk of Disorder} = 	ext{Diathesis} 	imes 	ext{Stress} $$

Chapter 13

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