ATI MENTAL HEALTH PRACTICE TEST EXAM QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS) PLUS RATIONALES
2026 Q&A |LATEST EXAM UPDATE 2026/2027..
*Core Domains*
*1. Therapeutic Communication and Nurse-Client Relationship*
*2. Psychopharmacology and Medication Administration*
*3. Mood and Anxiety Disorders*
*4. Psychotic Disorders and Schizophrenia*
*5. Legal and Ethical Issues in Mental Health*
*6. Crisis Intervention and Suicide Prevention*
*7. Substance Use and Addictive Disorders*
*8. Personality Disorders*
*9. Neurocognitive Disorders*
*10. Management of Client Aggression*
*Introduction*
*The purpose of this exam is to assess the student nurse's competency in providing high-quality mental he
[SECTION ONE: QUESTIONS 1–100]
A nurse is caring for a client who is experiencing a panic attack. Which of the following actions should the nurse take first?
A. Instruct the client to breathe into a paper bag.
B. Use a calm, low-pitched voice.
C. Administer an as-needed anxiolytic medication.
D. Ask the client to identify the cause of the panic.
🟢 B. Use a calm, low-pitched voice.
🔴 RATIONALE: The nurse should prioritize the client's safety and anxiety reduction by using a calm, reassuring, and low-pitched
voice, which helps minimize stimulation and provides a sense of security.
A nurse is providing teaching to a client who has a new prescription for lithium carbonate. Which of the following instructions should the
nurse include?
,A. Increase sodium intake significantly.
B. Expect mild tremors to continue throughout treatment.
C. Ensure adequate fluid intake daily.
D. Take the medication on an empty stomach.
🟢 C. Ensure adequate fluid intake daily.
🔴 RATIONALE: Lithium is processed by the kidneys; adequate fluid intake (2-3 liters/day) is essential to maintain therapeutic levels
and prevent lithium toxicity.
A nurse is caring for a client who states, "The government has implanted a microchip in my brain to monitor my thoughts." The nurse
should document this as which of the following?
A. Delusion of grandeur
B. Somatic delusion
C. Delusion of persecution
D. Delusion of control
🟢 D. Delusion of control
🔴 RATIONALE: A delusion of control involves the belief that outside forces or individuals are controlling one's thoughts, actions, or
body.
A nurse is assessing a client who has anorexia nervosa. Which of the following findings is the highest priority for the nurse to report?
A. Potassium level of 2.8 mEq/L
B. Lanugo on the extremities
C. Amenorrhea
D. Yellowing of the skin
🟢 A. Potassium level of 2.8 mEq/L
🔴 RATIONALE: A potassium level of 2.8 mEq/L indicates hypokalemia, which puts the client at risk for life-threatening cardiac
arrhythmias.
A client with schizophrenia is experiencing auditory hallucinations. Which of the following responses by the nurse is appropriate?
A. "Why are you listening to those voices?"
B. "I know the voices are real to you, but I do not hear them."
C. "You need to ignore the voices and focus on me."
D. "Tell me exactly what the voices are saying to you."
🟢 B. "I know the voices are real to you, but I do not hear them."
🔴 RATIONALE: This response acknowledges the client's reality without validating the hallucination, while also stating the nurse's own
reality.
, A nurse is caring for a client who has been diagnosed with borderline personality disorder. The client is demonstrating splitting. Which
of the following behaviors is expected?
A. The client is overly compliant with nursing staff.
B. The client views one nurse as "perfect" and another as "horrible."
C. The client expresses intense fear of abandonment.
D. The client engages in self-mutilation to gain attention.
🟢 B. The client views one nurse as "perfect" and another as "horrible."
🔴 RATIONALE: Splitting is a defense mechanism common in borderline personality disorder characterized by the inability to integrate
positive and negative aspects of self or others.
A nurse is assessing a client who is withdrawing from alcohol. Which of the following findings should the nurse expect?
A. Bradycardia
B. Hyporeflexia
C. Diaphoresis
D. Hypotension
🟢 C. Diaphoresis
🔴 RATIONALE: Alcohol withdrawal symptoms include autonomic hyperactivity, such as diaphoresis, tachycardia, hypertension, and
tremors.
A nurse is caring for a client who has major depressive disorder and is prescribed an SSRI. The nurse should monitor for which of the
following adverse effects?
A. Orthostatic hypotension
B. Sexual dysfunction
C. Dry mouth
D. Urinary retention
🟢 B. Sexual dysfunction
🔴 RATIONALE: Sexual dysfunction (decreased libido, anorgasmia) is a common and persistent side effect of SSRI therapy that often
affects medication adherence.
A nurse is preparing a client for electroconvulsive therapy (ECT). Which of the following actions is the priority?
A. Obtain informed consent.
B. Ensure the client has been NPO for at least 8 hours.
C. Remove the client's dentures.
D. Monitor vital signs every 15 minutes.
🟢 A. Obtain informed consent.
🔴 RATIONALE: Ensuring informed consent is a legal requirement prior to any invasive procedure or treatment, such as ECT.
2026 Q&A |LATEST EXAM UPDATE 2026/2027..
*Core Domains*
*1. Therapeutic Communication and Nurse-Client Relationship*
*2. Psychopharmacology and Medication Administration*
*3. Mood and Anxiety Disorders*
*4. Psychotic Disorders and Schizophrenia*
*5. Legal and Ethical Issues in Mental Health*
*6. Crisis Intervention and Suicide Prevention*
*7. Substance Use and Addictive Disorders*
*8. Personality Disorders*
*9. Neurocognitive Disorders*
*10. Management of Client Aggression*
*Introduction*
*The purpose of this exam is to assess the student nurse's competency in providing high-quality mental he
[SECTION ONE: QUESTIONS 1–100]
A nurse is caring for a client who is experiencing a panic attack. Which of the following actions should the nurse take first?
A. Instruct the client to breathe into a paper bag.
B. Use a calm, low-pitched voice.
C. Administer an as-needed anxiolytic medication.
D. Ask the client to identify the cause of the panic.
🟢 B. Use a calm, low-pitched voice.
🔴 RATIONALE: The nurse should prioritize the client's safety and anxiety reduction by using a calm, reassuring, and low-pitched
voice, which helps minimize stimulation and provides a sense of security.
A nurse is providing teaching to a client who has a new prescription for lithium carbonate. Which of the following instructions should the
nurse include?
,A. Increase sodium intake significantly.
B. Expect mild tremors to continue throughout treatment.
C. Ensure adequate fluid intake daily.
D. Take the medication on an empty stomach.
🟢 C. Ensure adequate fluid intake daily.
🔴 RATIONALE: Lithium is processed by the kidneys; adequate fluid intake (2-3 liters/day) is essential to maintain therapeutic levels
and prevent lithium toxicity.
A nurse is caring for a client who states, "The government has implanted a microchip in my brain to monitor my thoughts." The nurse
should document this as which of the following?
A. Delusion of grandeur
B. Somatic delusion
C. Delusion of persecution
D. Delusion of control
🟢 D. Delusion of control
🔴 RATIONALE: A delusion of control involves the belief that outside forces or individuals are controlling one's thoughts, actions, or
body.
A nurse is assessing a client who has anorexia nervosa. Which of the following findings is the highest priority for the nurse to report?
A. Potassium level of 2.8 mEq/L
B. Lanugo on the extremities
C. Amenorrhea
D. Yellowing of the skin
🟢 A. Potassium level of 2.8 mEq/L
🔴 RATIONALE: A potassium level of 2.8 mEq/L indicates hypokalemia, which puts the client at risk for life-threatening cardiac
arrhythmias.
A client with schizophrenia is experiencing auditory hallucinations. Which of the following responses by the nurse is appropriate?
A. "Why are you listening to those voices?"
B. "I know the voices are real to you, but I do not hear them."
C. "You need to ignore the voices and focus on me."
D. "Tell me exactly what the voices are saying to you."
🟢 B. "I know the voices are real to you, but I do not hear them."
🔴 RATIONALE: This response acknowledges the client's reality without validating the hallucination, while also stating the nurse's own
reality.
, A nurse is caring for a client who has been diagnosed with borderline personality disorder. The client is demonstrating splitting. Which
of the following behaviors is expected?
A. The client is overly compliant with nursing staff.
B. The client views one nurse as "perfect" and another as "horrible."
C. The client expresses intense fear of abandonment.
D. The client engages in self-mutilation to gain attention.
🟢 B. The client views one nurse as "perfect" and another as "horrible."
🔴 RATIONALE: Splitting is a defense mechanism common in borderline personality disorder characterized by the inability to integrate
positive and negative aspects of self or others.
A nurse is assessing a client who is withdrawing from alcohol. Which of the following findings should the nurse expect?
A. Bradycardia
B. Hyporeflexia
C. Diaphoresis
D. Hypotension
🟢 C. Diaphoresis
🔴 RATIONALE: Alcohol withdrawal symptoms include autonomic hyperactivity, such as diaphoresis, tachycardia, hypertension, and
tremors.
A nurse is caring for a client who has major depressive disorder and is prescribed an SSRI. The nurse should monitor for which of the
following adverse effects?
A. Orthostatic hypotension
B. Sexual dysfunction
C. Dry mouth
D. Urinary retention
🟢 B. Sexual dysfunction
🔴 RATIONALE: Sexual dysfunction (decreased libido, anorgasmia) is a common and persistent side effect of SSRI therapy that often
affects medication adherence.
A nurse is preparing a client for electroconvulsive therapy (ECT). Which of the following actions is the priority?
A. Obtain informed consent.
B. Ensure the client has been NPO for at least 8 hours.
C. Remove the client's dentures.
D. Monitor vital signs every 15 minutes.
🟢 A. Obtain informed consent.
🔴 RATIONALE: Ensuring informed consent is a legal requirement prior to any invasive procedure or treatment, such as ECT.
