HESI MENTAL HEALTH EXAM 2026 Practice Questions with
Detailed Explanations
FORMATTING LEGEND:
• Bold Italic = Correct Answer
• Italic = Rationale/Explanation
• QUESTION 1
A client diagnosed with schizophrenia tells the nurse, "The voices are telling me
that you are going to kill me." Which therapeutic response should the nurse
provide?
• A) "I am not going to kill you. You are safe here."
B) "The voices are a symptom of your illness and are not real."
C) "I understand the voices are frightening to you, but I am here to help you."
D) "Why would you think I would kill you?"
•
• CORRECT ANSWER: C) "I understand the voices are frightening to you, but I
am here to help you."
• Rationale: This response validates the client's feelings without reinforcing the
hallucination. It acknowledges the client's fear while establishing the nurse's role as
a helper. Directly contradicting the hallucination (A or B) may increase anxiety, and
asking "why" (D) may feel accusatory.
•
• QUESTION 2
The nurse is leading a group session of adolescent clients and gives the members
, a handout about anger management. One group member states, "This is stupid. I
don't need to manage my anger." Which is the most therapeutic response for the
RN to provide?
• A) "You have to participate in this group as part of your treatment plan."
B) "It sounds like you're feeling frustrated. Tell me more about that."
C) "If you don't participate, I'll have to document that."
D) "Anger management is important for everyone. Just try it."
•
• CORRECT ANSWER: B) "It sounds like you're feeling frustrated. Tell me more
about that."
• Rationale: This response acknowledges the client's feelings and invites them to
explore their resistance. It is therapeutic and non-judgmental, which may help the
client engage in the group. Options A, C, and D are confrontational or dismissive.
•
• QUESTION 3
A client says to a nurse, "I'm going to die, and I wish my family would stop
hoping for a cure." What is the nurse's best response?
• A) "Have you shared your feelings with your family?"
B) "Don't give up hope. Miracles can happen."
C) "You shouldn't say that. Your family loves you."
D) "Let's not talk about that right now."
•
• CORRECT ANSWER: A) "Have you shared your feelings with your family?"
• Rationale: This response encourages the client to express their feelings and
facilitates communication with family members. It validates the client's feelings
while exploring their willingness to share with loved ones. False reassurance (B),
judgment (C), and avoidance (D) are not therapeutic.
•
,• QUESTION 4
A male client arrives at the mental health clinic and tells the practical nurse that
he is overwhelmed and does not know who to talk to about his life. Based on the
client's statement, which area should the nurse assess first?
• A) Financial status
B) Support system
C) Employment history
D) Physical health
•
• CORRECT ANSWER: B) Support system
• Rationale: The client's statement indicates a need for social support. Assessing the
client's support system is the priority to identify resources and coping mechanisms.
Financial status, employment, and physical health are important but not the
immediate priority based on the client's statement.
•
• QUESTION 5
A nurse is providing education about strategies for a safety plan for a female
client who is a victim of intimate partner violence. Which instruction should the
nurse include?
• A) Have a bag ready with extra clothes for self and children
B) Keep important phone numbers and documents in a safe place
C) Establish a code word to signal friends or family for help
D) All of the above
•
• CORRECT ANSWER: D) All of the above
• Rationale: All of these strategies are essential components of a safety plan for
intimate partner violence. Having a bag packed, keeping important documents
accessible, and using a code word for help are all recommended safety measures.
, •
• SECTION 2: PSYCHOPHARMACOLOGY & MEDICATION
MANAGEMENT
•
• QUESTION 6
A male client asks the nurse for more lithium and the antidepressant that he uses
to help him sleep. Before administering these medications, which laboratory
value should the nurse obtain?
• A) Serum lithium level
B) Serum creatinine
C) Complete blood count
D) Liver function tests
•
• CORRECT ANSWER: A) Serum lithium level
• Rationale: Lithium has a narrow therapeutic range (0.6-1.2 mEq/L). Serum lithium
levels must be monitored regularly to ensure therapeutic effect and prevent toxicity.
Levels above 1.5 mEq/L are associated with toxicity. Creatinine, CBC, and LFTs are
not the priority for lithium monitoring.
•
• QUESTION 7
A client on the mental health unit is becoming more agitated, shouting at the
staff, and pacing. The provider prescribes haloperidol (Haldol) 5 mg IM. Which
side effect should the nurse monitor for after administration?
• A) Hypotension
B) Extrapyramidal symptoms
C) Hyperglycemia
D) Bradycardia
Detailed Explanations
FORMATTING LEGEND:
• Bold Italic = Correct Answer
• Italic = Rationale/Explanation
• QUESTION 1
A client diagnosed with schizophrenia tells the nurse, "The voices are telling me
that you are going to kill me." Which therapeutic response should the nurse
provide?
• A) "I am not going to kill you. You are safe here."
B) "The voices are a symptom of your illness and are not real."
C) "I understand the voices are frightening to you, but I am here to help you."
D) "Why would you think I would kill you?"
•
• CORRECT ANSWER: C) "I understand the voices are frightening to you, but I
am here to help you."
• Rationale: This response validates the client's feelings without reinforcing the
hallucination. It acknowledges the client's fear while establishing the nurse's role as
a helper. Directly contradicting the hallucination (A or B) may increase anxiety, and
asking "why" (D) may feel accusatory.
•
• QUESTION 2
The nurse is leading a group session of adolescent clients and gives the members
, a handout about anger management. One group member states, "This is stupid. I
don't need to manage my anger." Which is the most therapeutic response for the
RN to provide?
• A) "You have to participate in this group as part of your treatment plan."
B) "It sounds like you're feeling frustrated. Tell me more about that."
C) "If you don't participate, I'll have to document that."
D) "Anger management is important for everyone. Just try it."
•
• CORRECT ANSWER: B) "It sounds like you're feeling frustrated. Tell me more
about that."
• Rationale: This response acknowledges the client's feelings and invites them to
explore their resistance. It is therapeutic and non-judgmental, which may help the
client engage in the group. Options A, C, and D are confrontational or dismissive.
•
• QUESTION 3
A client says to a nurse, "I'm going to die, and I wish my family would stop
hoping for a cure." What is the nurse's best response?
• A) "Have you shared your feelings with your family?"
B) "Don't give up hope. Miracles can happen."
C) "You shouldn't say that. Your family loves you."
D) "Let's not talk about that right now."
•
• CORRECT ANSWER: A) "Have you shared your feelings with your family?"
• Rationale: This response encourages the client to express their feelings and
facilitates communication with family members. It validates the client's feelings
while exploring their willingness to share with loved ones. False reassurance (B),
judgment (C), and avoidance (D) are not therapeutic.
•
,• QUESTION 4
A male client arrives at the mental health clinic and tells the practical nurse that
he is overwhelmed and does not know who to talk to about his life. Based on the
client's statement, which area should the nurse assess first?
• A) Financial status
B) Support system
C) Employment history
D) Physical health
•
• CORRECT ANSWER: B) Support system
• Rationale: The client's statement indicates a need for social support. Assessing the
client's support system is the priority to identify resources and coping mechanisms.
Financial status, employment, and physical health are important but not the
immediate priority based on the client's statement.
•
• QUESTION 5
A nurse is providing education about strategies for a safety plan for a female
client who is a victim of intimate partner violence. Which instruction should the
nurse include?
• A) Have a bag ready with extra clothes for self and children
B) Keep important phone numbers and documents in a safe place
C) Establish a code word to signal friends or family for help
D) All of the above
•
• CORRECT ANSWER: D) All of the above
• Rationale: All of these strategies are essential components of a safety plan for
intimate partner violence. Having a bag packed, keeping important documents
accessible, and using a code word for help are all recommended safety measures.
, •
• SECTION 2: PSYCHOPHARMACOLOGY & MEDICATION
MANAGEMENT
•
• QUESTION 6
A male client asks the nurse for more lithium and the antidepressant that he uses
to help him sleep. Before administering these medications, which laboratory
value should the nurse obtain?
• A) Serum lithium level
B) Serum creatinine
C) Complete blood count
D) Liver function tests
•
• CORRECT ANSWER: A) Serum lithium level
• Rationale: Lithium has a narrow therapeutic range (0.6-1.2 mEq/L). Serum lithium
levels must be monitored regularly to ensure therapeutic effect and prevent toxicity.
Levels above 1.5 mEq/L are associated with toxicity. Creatinine, CBC, and LFTs are
not the priority for lithium monitoring.
•
• QUESTION 7
A client on the mental health unit is becoming more agitated, shouting at the
staff, and pacing. The provider prescribes haloperidol (Haldol) 5 mg IM. Which
side effect should the nurse monitor for after administration?
• A) Hypotension
B) Extrapyramidal symptoms
C) Hyperglycemia
D) Bradycardia
