A client is admitted to the psychiatric unit of a local hospital with chronic undifferentiated schizophrenia. During the next several days, the client is seen laughing, yelling and talking to herself. This behavior is characteristic of:

Appeared in: OSSSC Nursing Officer-2023

Explanation

The client's behaviors—laughing, yelling, and talking to herself—indicate she is responding to internal stimuli that are not present in reality.
This is the definition of a hallucination, which is a false sensory perception occurring in the absence of an actual external stimulus.
Auditory hallucinations (hearing voices) are the most common type in schizophrenia, and observable behaviors like talking back to the voices, laughing inappropriately, or appearing to listen to something are classic signs.

Why Other Options Were Wrong

Option A: A delusion is a fixed, false belief, which is a disturbance in thought content, not a sensory perception. The client is exhibiting a behavior (talking to self), not expressing a belief.
Option B: Looseness of association is a thought disorder where a person's speech is disconnected and illogical, jumping between unrelated topics. It describes the form of speech, not the act of responding to an unseen stimulus.
Option C: An illusion is a misinterpretation of a real external stimulus. The client's behavior is not described as a misinterpretation of something actually present in the environment.

Related Visual

Clinical Relevance

Nursing practice connection: Use the key finding related to Positive Symptoms of Schizophrenia to guide bedside assessment, documentation, and the next nursing action.
A nurse's primary responsibility when caring for a patient experiencing hallucinations is to ensure the safety of the patient and others. This involves assessing for command hallucinations—voices instructing the patient to harm themselves or someone else.
Nurses should not argue with the patient about the reality of the hallucination but should gently present reality and offer therapeutic, reality-based distractions.
What if? If the client was staring intently at a corner of the room and suddenly screamed, this could be a visual hallucination (seeing something that isn't there) rather than an auditory one, but it is still classified as a hallucination.

How to Approach the Question

First, carefully analyze the client's behaviors described in the question: 'laughing, yelling, and talking to herself.'
Recognize that these are observable actions suggesting the client is responding to something only they can perceive (an internal stimulus).
Next, review the definitions of the four options provided.
A hallucination is a sensory perception without an external stimulus.
A delusion is a fixed, false belief.
An illusion is a misinterpretation of a real stimulus.

Concept Tested & Keywords

Concept Tested: Positive Symptoms of Schizophrenia
Stem keywords: chronic undifferentiated schizophrenia, laughing, yelling, talking to herself
Lead-in keywords: characteristic of
Clinical cues: The client's observable behaviors (laughing, yelling, talking to self) are key to identifying the symptom as a response to an internal stimulus.

Question ID

QKQST-aYK0cF65p5k3mFes

Reference Book

E6 Robert Boland, Marcia L. Verduin - Kaplan and Sadock's Comprehensive Text of Psychiatry-Wolters Kluwer Health (2024) (pp 1-16525 of 16525) p. 5187-5189

E6 Nelson Textbook of Pediatrics(2024) — Volume 1 p. 329-331

E6 Psychology Baron Misra 5e Part 2 p. 187-189

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