NU664C FINAL 2025/2026 EXAM STUDY
GUIDE/KEY MENTAL HEALTH CONCEPTS ALL
COMPLETE QUESTIONS WITH DETAILED
Page | 1
CORRECT ANSWERS EXPERT VERIFIED FOR
GUARANTEED PASS|TOP RATED A+.
NU664C
Pass the NU664C Exam/Course 2025/2026 with confidence. This exam
resource features questions in areas like: psychiatric assessment, diagnosis,
psychopharmacology, evidence-based interventions, and therapeutic
modalities. Ideal for nurse practitioner students, typically in a psychiatric-
mental health nurse practitioner (PMHNP) program.
What are the subtypes of Depressive Disorders to know? ......
ANSWER ..... Persistent (Dysthymia), Melancholic, Atypical,
Psychotic, Postpartum, Childhood Depression.
What characterizes Persistent Depressive Disorder (Dysthymia)? ......
ANSWER ..... Chronic, low-grade depression lasting at least 2 years
(or 1 year in children) with symptoms like low self-esteem, poor
concentration, fatigue, and hopelessness.
How do the symptoms of Persistent Depressive Disorder compare to
Major Depression? ...... ANSWER ..... Symptoms are less severe than
major depression but longer-lasting.
, What is a common treatment for Persistent Depressive Disorder? ......
ANSWER ..... SSRIs and cognitive-behavioral therapy.
Page | 2
What are the key features of Melancholic Depression? ...... ANSWER
..... Profound loss of pleasure (anhedonia), lack of mood reactivity,
early morning awakening, weight loss, and psychomotor changes.
Who is more likely to experience Melancholic Depression? ......
ANSWER ..... Common in older adults and hospitalized patients.
What treatments are effective for Melancholic Depression? ......
ANSWER ..... Medications and electroconvulsive therapy (ECT).
What distinguishes Atypical Depression from other types? ......
ANSWER ..... Mood can improve in response to positive events, with
features like increased appetite, weight gain, excessive sleep, and
heavy limbs.
What demographic is more commonly affected by Atypical Depression?
...... ANSWER ..... Younger individuals and those with bipolar
disorder.
What is the treatment for Atypical Depression? ...... ANSWER .....
SSRIs or MAOIs.
, What defines Psychotic Depression? ...... ANSWER ..... Severe
depression with delusions or hallucinations, which can be mood-
congruent or mood-incongruent.
Page | 3
What is the treatment approach for Psychotic Depression? ......
ANSWER ..... Combined treatment with antidepressants and
antipsychotics or ECT.
What is Postpartum Depression and when does it onset? ......
ANSWER ..... Onset during pregnancy or within four weeks after
delivery, characterized by sadness, anxiety, irritability, and difficulty
bonding with the baby.
How does Postpartum Depression differ from 'baby blues'? ......
ANSWER ..... It is more intense and long-lasting than 'baby blues'.
What are the symptoms of Childhood Depression? ...... ANSWER .....
Irritability, academic decline, withdrawal from peers, somatic
complaints, and low self-esteem.
What are common risk factors for Childhood Depression? ......
ANSWER ..... Family history and environmental stressors.
What neurobiological factors are involved in depression? ......
ANSWER ..... Dysregulation of serotonin, norepinephrine, and
dopamine; structural brain changes include decreased hippocampal
volume and hypoactivity in the prefrontal cortex.
, What genetic factor is associated with depression? ...... ANSWER .....
The serotonin transporter gene (5-HTTLPR).
Page | 4
What are the side effects of SSRIs? ...... ANSWER ..... GI upset,
sexual dysfunction, insomnia.
What distinguishes SNRIs from SSRIs? ...... ANSWER ..... SNRIs
inhibit serotonin and norepinephrine reuptake and may cause
hypertension.
What are examples of atypical antidepressants? ...... ANSWER .....
Bupropion (activating, seizure risk) and mirtazapine (sedating, weight
gain).
What treatments are considered for Treatment-Resistant Depression?
...... ANSWER ..... Augmentation with lithium, atypical
antipsychotics, or T3; also consider TMS or ECT.
What is ECT and when is it effective? ...... ANSWER ..... Effective in
severe or treatment-resistant depression, catatonia, or suicidal
ideation; may increase monoamine availability and neuroplasticity.
What are the key differences between Bipolar Depression and Major
Depressive Disorder (MDD)? ...... ANSWER ..... Bipolar depression
often presents with hypersomnia, hyperphagia, psychomotor
GUIDE/KEY MENTAL HEALTH CONCEPTS ALL
COMPLETE QUESTIONS WITH DETAILED
Page | 1
CORRECT ANSWERS EXPERT VERIFIED FOR
GUARANTEED PASS|TOP RATED A+.
NU664C
Pass the NU664C Exam/Course 2025/2026 with confidence. This exam
resource features questions in areas like: psychiatric assessment, diagnosis,
psychopharmacology, evidence-based interventions, and therapeutic
modalities. Ideal for nurse practitioner students, typically in a psychiatric-
mental health nurse practitioner (PMHNP) program.
What are the subtypes of Depressive Disorders to know? ......
ANSWER ..... Persistent (Dysthymia), Melancholic, Atypical,
Psychotic, Postpartum, Childhood Depression.
What characterizes Persistent Depressive Disorder (Dysthymia)? ......
ANSWER ..... Chronic, low-grade depression lasting at least 2 years
(or 1 year in children) with symptoms like low self-esteem, poor
concentration, fatigue, and hopelessness.
How do the symptoms of Persistent Depressive Disorder compare to
Major Depression? ...... ANSWER ..... Symptoms are less severe than
major depression but longer-lasting.
, What is a common treatment for Persistent Depressive Disorder? ......
ANSWER ..... SSRIs and cognitive-behavioral therapy.
Page | 2
What are the key features of Melancholic Depression? ...... ANSWER
..... Profound loss of pleasure (anhedonia), lack of mood reactivity,
early morning awakening, weight loss, and psychomotor changes.
Who is more likely to experience Melancholic Depression? ......
ANSWER ..... Common in older adults and hospitalized patients.
What treatments are effective for Melancholic Depression? ......
ANSWER ..... Medications and electroconvulsive therapy (ECT).
What distinguishes Atypical Depression from other types? ......
ANSWER ..... Mood can improve in response to positive events, with
features like increased appetite, weight gain, excessive sleep, and
heavy limbs.
What demographic is more commonly affected by Atypical Depression?
...... ANSWER ..... Younger individuals and those with bipolar
disorder.
What is the treatment for Atypical Depression? ...... ANSWER .....
SSRIs or MAOIs.
, What defines Psychotic Depression? ...... ANSWER ..... Severe
depression with delusions or hallucinations, which can be mood-
congruent or mood-incongruent.
Page | 3
What is the treatment approach for Psychotic Depression? ......
ANSWER ..... Combined treatment with antidepressants and
antipsychotics or ECT.
What is Postpartum Depression and when does it onset? ......
ANSWER ..... Onset during pregnancy or within four weeks after
delivery, characterized by sadness, anxiety, irritability, and difficulty
bonding with the baby.
How does Postpartum Depression differ from 'baby blues'? ......
ANSWER ..... It is more intense and long-lasting than 'baby blues'.
What are the symptoms of Childhood Depression? ...... ANSWER .....
Irritability, academic decline, withdrawal from peers, somatic
complaints, and low self-esteem.
What are common risk factors for Childhood Depression? ......
ANSWER ..... Family history and environmental stressors.
What neurobiological factors are involved in depression? ......
ANSWER ..... Dysregulation of serotonin, norepinephrine, and
dopamine; structural brain changes include decreased hippocampal
volume and hypoactivity in the prefrontal cortex.
, What genetic factor is associated with depression? ...... ANSWER .....
The serotonin transporter gene (5-HTTLPR).
Page | 4
What are the side effects of SSRIs? ...... ANSWER ..... GI upset,
sexual dysfunction, insomnia.
What distinguishes SNRIs from SSRIs? ...... ANSWER ..... SNRIs
inhibit serotonin and norepinephrine reuptake and may cause
hypertension.
What are examples of atypical antidepressants? ...... ANSWER .....
Bupropion (activating, seizure risk) and mirtazapine (sedating, weight
gain).
What treatments are considered for Treatment-Resistant Depression?
...... ANSWER ..... Augmentation with lithium, atypical
antipsychotics, or T3; also consider TMS or ECT.
What is ECT and when is it effective? ...... ANSWER ..... Effective in
severe or treatment-resistant depression, catatonia, or suicidal
ideation; may increase monoamine availability and neuroplasticity.
What are the key differences between Bipolar Depression and Major
Depressive Disorder (MDD)? ...... ANSWER ..... Bipolar depression
often presents with hypersomnia, hyperphagia, psychomotor
