ATI MENTAL HEALTH PROCTORED EXAM
2023 – COMPLETE PRACTICE TEST WITH
VERIFIED ANSWERS & DETAILED
RATIONALES | LATEST UPDATED STUDY
GUIDE FOR GUARANTEED EXAM SUCCESS
• This is a comprehensive ATI Mental Health Proctored Exam practice test featuring
200 questions with verified answers and detailed EXPERT RATIONALE to reinforce
your understanding of key concepts.
• Use this material by reading each question carefully, selecting your answer before
checking the highlighted correct option, then studying the EXPERT RATIONALE to
solidify your reasoning for exam day.
QUESTION 1 A nurse is caring for a client who has schizophrenia and is
experiencing auditory hallucinations. Which of the following is the most
therapeutic response?
A. "The voices are not real; try to ignore them."
B. "Tell me more about what the voices are saying."
C. "I understand you hear voices, but I do not hear them."
D. "Let's talk about something else to distract you."
E. "You need to take your medication to stop the voices."
CORRECT ANSWER: C. "I understand you hear voices, but I do not hear
them."
EXPERT RATIONALE: This response acknowledges the client's experience
without reinforcing the hallucination. It maintains therapeutic honesty while
showing empathy, which builds trust without validating false perceptions.
QUESTION 2 A nurse is assessing a client who has major depressive disorder.
Which of the following findings should the nurse identify as the priority?
A. The client reports sleeping 10 hours a day.
,B. The client has lost 5 pounds over the past month.
C. The client states, "I have been thinking about ending my life."
D. The client reports feeling hopeless about the future.
E. The client has withdrawn from friends and family.
CORRECT ANSWER: C. The client states, "I have been thinking about ending
my life."
EXPERT RATIONALE: Safety is always the priority. Suicidal ideation is a life-
threatening concern and must be addressed immediately using suicide risk
assessment and safety planning protocols.
QUESTION 3 A nurse is caring for a client who has been prescribed lithium for
bipolar disorder. Which of the following findings indicates lithium toxicity?
A. Weight gain of 2 pounds in one week.
B. Mild nausea after taking the medication.
C. Coarse hand tremors, confusion, and ataxia.
D. Increased thirst and urination.
E. Mild acne on the face and back.
CORRECT ANSWER: C. Coarse hand tremors, confusion, and ataxia.
EXPERT RATIONALE: Coarse tremors, confusion, and ataxia are classic signs of
lithium toxicity (levels above 1.5 mEq/L). Fine tremors are common early side
effects, but coarse tremors signal toxicity requiring immediate intervention.
QUESTION 4 A nurse is teaching a client about selective serotonin reuptake
inhibitors (SSRIs). Which of the following should the nurse include?
A. "You will feel the full effects within 24 hours."
B. "Avoid all physical activity while on this medication."
,C. "It may take 2 to 4 weeks to notice therapeutic effects."
D. "Stop the medication if you experience dry mouth."
E. "This medication is safe to take with MAOIs."
CORRECT ANSWER: C. "It may take 2 to 4 weeks to notice therapeutic
effects."
EXPERT RATIONALE: SSRIs require 2–4 weeks to achieve therapeutic levels.
Educating clients about this delay improves medication adherence and prevents
premature discontinuation.
QUESTION 5 A client with anorexia nervosa is admitted to the inpatient unit.
Which of the following nursing interventions is the priority?
A. Discuss healthy body image with the client.
B. Monitor vital signs and electrolyte levels.
C. Weigh the client once a week in the morning.
D. Encourage the client to choose their own meals.
E. Refer the client to a support group.
CORRECT ANSWER: B. Monitor vital signs and electrolyte levels.
EXPERT RATIONALE: Clients with anorexia nervosa are at high risk for life-
threatening electrolyte imbalances and cardiac dysrhythmias. Physical stabilization
is the priority before psychotherapeutic interventions.
QUESTION 6 A nurse is caring for a client who is experiencing alcohol
withdrawal. Which of the following medications should the nurse anticipate
administering?
A. Haloperidol
B. Lithium
, C. Lorazepam
D. Fluoxetine
E. Risperidone
CORRECT ANSWER: C. Lorazepam
EXPERT RATIONALE: Benzodiazepines such as lorazepam are the first-line
treatment for alcohol withdrawal because they prevent seizures and manage
autonomic instability by acting on GABA receptors.
QUESTION 7 A nurse is assessing a client who has borderline personality
disorder. Which of the following behaviors is most characteristic of this
disorder?
A. Persistent grandiosity and lack of empathy.
B. Social isolation and flat affect.
C. Intense fear of abandonment and unstable relationships.
D. Ritualistic behaviors and obsessive thoughts.
E. Suspiciousness and mistrust of others.
CORRECT ANSWER: C. Intense fear of abandonment and unstable
relationships.
EXPERT RATIONALE: Borderline personality disorder is characterized by
emotional instability, impulsivity, fear of abandonment, and unstable interpersonal
relationships, all of which distinguish it from other personality disorders.
QUESTION 8 A nurse is caring for a client who has been prescribed clozapine.
Which of the following laboratory values requires the nurse's immediate
attention?
A. Hemoglobin of 13.5 g/dL.
B. White blood cell count of 2,000/mm³.
2023 – COMPLETE PRACTICE TEST WITH
VERIFIED ANSWERS & DETAILED
RATIONALES | LATEST UPDATED STUDY
GUIDE FOR GUARANTEED EXAM SUCCESS
• This is a comprehensive ATI Mental Health Proctored Exam practice test featuring
200 questions with verified answers and detailed EXPERT RATIONALE to reinforce
your understanding of key concepts.
• Use this material by reading each question carefully, selecting your answer before
checking the highlighted correct option, then studying the EXPERT RATIONALE to
solidify your reasoning for exam day.
QUESTION 1 A nurse is caring for a client who has schizophrenia and is
experiencing auditory hallucinations. Which of the following is the most
therapeutic response?
A. "The voices are not real; try to ignore them."
B. "Tell me more about what the voices are saying."
C. "I understand you hear voices, but I do not hear them."
D. "Let's talk about something else to distract you."
E. "You need to take your medication to stop the voices."
CORRECT ANSWER: C. "I understand you hear voices, but I do not hear
them."
EXPERT RATIONALE: This response acknowledges the client's experience
without reinforcing the hallucination. It maintains therapeutic honesty while
showing empathy, which builds trust without validating false perceptions.
QUESTION 2 A nurse is assessing a client who has major depressive disorder.
Which of the following findings should the nurse identify as the priority?
A. The client reports sleeping 10 hours a day.
,B. The client has lost 5 pounds over the past month.
C. The client states, "I have been thinking about ending my life."
D. The client reports feeling hopeless about the future.
E. The client has withdrawn from friends and family.
CORRECT ANSWER: C. The client states, "I have been thinking about ending
my life."
EXPERT RATIONALE: Safety is always the priority. Suicidal ideation is a life-
threatening concern and must be addressed immediately using suicide risk
assessment and safety planning protocols.
QUESTION 3 A nurse is caring for a client who has been prescribed lithium for
bipolar disorder. Which of the following findings indicates lithium toxicity?
A. Weight gain of 2 pounds in one week.
B. Mild nausea after taking the medication.
C. Coarse hand tremors, confusion, and ataxia.
D. Increased thirst and urination.
E. Mild acne on the face and back.
CORRECT ANSWER: C. Coarse hand tremors, confusion, and ataxia.
EXPERT RATIONALE: Coarse tremors, confusion, and ataxia are classic signs of
lithium toxicity (levels above 1.5 mEq/L). Fine tremors are common early side
effects, but coarse tremors signal toxicity requiring immediate intervention.
QUESTION 4 A nurse is teaching a client about selective serotonin reuptake
inhibitors (SSRIs). Which of the following should the nurse include?
A. "You will feel the full effects within 24 hours."
B. "Avoid all physical activity while on this medication."
,C. "It may take 2 to 4 weeks to notice therapeutic effects."
D. "Stop the medication if you experience dry mouth."
E. "This medication is safe to take with MAOIs."
CORRECT ANSWER: C. "It may take 2 to 4 weeks to notice therapeutic
effects."
EXPERT RATIONALE: SSRIs require 2–4 weeks to achieve therapeutic levels.
Educating clients about this delay improves medication adherence and prevents
premature discontinuation.
QUESTION 5 A client with anorexia nervosa is admitted to the inpatient unit.
Which of the following nursing interventions is the priority?
A. Discuss healthy body image with the client.
B. Monitor vital signs and electrolyte levels.
C. Weigh the client once a week in the morning.
D. Encourage the client to choose their own meals.
E. Refer the client to a support group.
CORRECT ANSWER: B. Monitor vital signs and electrolyte levels.
EXPERT RATIONALE: Clients with anorexia nervosa are at high risk for life-
threatening electrolyte imbalances and cardiac dysrhythmias. Physical stabilization
is the priority before psychotherapeutic interventions.
QUESTION 6 A nurse is caring for a client who is experiencing alcohol
withdrawal. Which of the following medications should the nurse anticipate
administering?
A. Haloperidol
B. Lithium
, C. Lorazepam
D. Fluoxetine
E. Risperidone
CORRECT ANSWER: C. Lorazepam
EXPERT RATIONALE: Benzodiazepines such as lorazepam are the first-line
treatment for alcohol withdrawal because they prevent seizures and manage
autonomic instability by acting on GABA receptors.
QUESTION 7 A nurse is assessing a client who has borderline personality
disorder. Which of the following behaviors is most characteristic of this
disorder?
A. Persistent grandiosity and lack of empathy.
B. Social isolation and flat affect.
C. Intense fear of abandonment and unstable relationships.
D. Ritualistic behaviors and obsessive thoughts.
E. Suspiciousness and mistrust of others.
CORRECT ANSWER: C. Intense fear of abandonment and unstable
relationships.
EXPERT RATIONALE: Borderline personality disorder is characterized by
emotional instability, impulsivity, fear of abandonment, and unstable interpersonal
relationships, all of which distinguish it from other personality disorders.
QUESTION 8 A nurse is caring for a client who has been prescribed clozapine.
Which of the following laboratory values requires the nurse's immediate
attention?
A. Hemoglobin of 13.5 g/dL.
B. White blood cell count of 2,000/mm³.
