Psychiatric Assessment and Diagnosis — MCQs

Psychiatric Assessment and Diagnosis Indian Medical PG Practice Questions and MCQs

Question 461: Serial 7 subtraction is used to test?

A. Working memory (Correct Answer)
B. Long term memory
C. Mathematical ability
D. Recall power

Explanation: ***Working memory*** - The **serial 7 subtraction test** requires an individual to hold information (the current number and the instruction to subtract 7) in mind while performing a mental operation, which is a classic assessment of **working memory**. - This task measures the ability to manipulate and temporarily store information, often included in the **Mini-Mental State Examination (MMSE)** as a component of attention and calculation. *Long term memory* - **Long-term memory** involves the storage and retrieval of information over extended periods, while serial 7 subtraction tests the active manipulation of information over a short period. - Tests for long-term memory would typically involve recalling events from the past or previously learned facts. *Mathematical ability* - While the task involves subtraction, it primarily tests the **cognitive capacity** to sustain attention and manipulate numbers, rather than complex mathematical reasoning or problem-solving skills which define broader mathematical ability. - A deficit in this test is more indicative of attention or working memory issues than a primary impairment in calculation skills. *Recall power* - **Recall power** refers to the ability to retrieve information from memory. While serial 7 subtraction involves retrieving arithmetic facts, its main purpose is to evaluate the sustained manipulation of numbers, not simply recalling them. - Tests of recall might involve repeating word lists or remembering details from a story.

Question 462: A rope that is perceived as a snake is an example of -

A. Illusion (Correct Answer)
B. Hallucination
C. Delusion
D. Pseudohallucination

Explanation: ***Correct Option: Illusion*** - An **illusion** is a **misinterpretation of an actual external stimulus**, where an object is perceived as something else. - In this case, the **rope (actual external stimulus)** is *misinterpreted* as a **snake**. *Incorrect Option: Hallucination* - A **hallucination** is a **perception without an external stimulus**, meaning the experience occurs in the absence of any real object or event. - For example, seeing a snake when no object resembling a snake (or rope) is present would be a hallucination. *Incorrect Option: Delusion* - A **delusion** is a **fixed, false belief** that is not amenable to change in light of conflicting evidence and is not in keeping with the person's cultural background. - Delusions are *beliefs*, not perceptual experiences, so mistaking a rope for a snake is not a delusion. *Incorrect Option: Pseudohallucination* - A **pseudohallucination** is a vivid, involuntary perceptual experience that is recognized by the individual as unreal or 'in the mind's eye' (e.g., imagination). - Unlike an illusion, there is *no external stimulus* that is being misrepresented, and unlike a true hallucination, the person knows it's not real.

Question 463: Which of the following is not considered a paraphilia?

A. Bestiality
B. Frotteurism
C. Bisexuality (Correct Answer)
D. Pedophilia

Explanation: ***Bisexuality*** - **Bisexuality** is a sexual orientation characterized by romantic or sexual attraction to both males and females. - It is not considered a paraphilia because it involves **consensual sexual attraction** towards adults, and does not deviate from the norm in terms of the object of attraction or the nature of the sexual act. *Pedophilia* - **Pedophilia** is defined as recurrent, intense sexually arousing fantasies, sexual urges, or sexual behaviors involving sexual activity with a prepubescent child or children. - It is a paraphilia because the object of sexual attraction is a **child**, which is an inappropriate and harmful deviation from typical sexual behavior aimed at adults. *Bestiality* - **Bestiality** (or zoophilia) refers to sexual activity between a human and an animal. - This is considered a paraphilia because the sexual activity involves an **animal**, which is not a consensual human partner and thus deviates significantly from typical sexual norms. *Frotteurism* - **Frotteurism** involves recurrent and intense sexually arousing fantasies, sexual urges, or behaviors of touching and rubbing against a non-consenting person, usually in a public place. - It is a paraphilia due to the **non-consensual nature** of the sexual behavior and the violation of another person's bodily integrity.

Question 464: What are the neuropsychiatric manifestations associated with severe hypothyroidism?

A. Visual hallucinations and depression
B. Auditory hallucinations and paranoia
C. Paranoia and depression
D. Cognitive impairment and anxiety (Correct Answer)

Explanation: ***Cognitive impairment and anxiety*** - **Cognitive impairment** is one of the most characteristic neuropsychiatric manifestations of hypothyroidism, presenting with **slowed thinking, poor memory, impaired concentration**, and reduced mental processing speed. - **Anxiety** frequently occurs in hypothyroidism, often coexisting with depression and cognitive deficits, due to altered neurotransmitter function and metabolic changes affecting brain function. - These symptoms are part of the classic presentation of hypothyroid-related neuropsychiatric dysfunction and improve with thyroid hormone replacement. *Paranoia and depression* - **Depression** is indeed very common in hypothyroidism, even in milder forms, due to altered neurotransmitter function and metabolic changes. - However, **paranoia**, while it can occur in severe hypothyroidism (myxedema madness), is less typical and less consistently observed compared to cognitive and mood symptoms. - Paranoid features are not among the primary or most characteristic neuropsychiatric manifestations. *Auditory hallucinations and paranoia* - **Auditory hallucinations** and **paranoia** can occur in severe cases of myxedema madness but are relatively uncommon compared to cognitive and affective symptoms. - The neuropsychiatric profile in hypothyroidism primarily involves mood disturbances and cognitive impairment rather than psychotic features. *Visual hallucinations and depression* - **Depression** is a characteristic symptom of hypothyroidism, but **visual hallucinations** are not a typical feature of hypothyroid psychosis. - While severe cases may involve psychotic symptoms, hallucinations (visual or auditory) are generally less prominent than cognitive slowing and mood disturbances.

Question 465: What type of judgement is being assessed when a person is asked how they would respond to seeing a house on fire?

A. Decision-making judgment
B. Social judgment
C. None of the options
D. Test judgment (Correct Answer)

Explanation: ***Test judgment*** - This scenario specifically assesses **test judgment** (also called abstract or hypothetical judgment), which is a standard component of the **Mental Status Examination (MSE)**. - Test judgment evaluates a person's ability to respond appropriately to **hypothetical emergency situations** through scenarios like "What would you do if you saw a house on fire?" or "What would you do if you found a stamped addressed envelope?" - This tests the patient's **reasoning ability and understanding of social norms** in theoretical situations. *Social judgment* - **Social judgment** refers to judgment assessed through the patient's **actual real-life social interactions and behavior**, not hypothetical scenarios. - It involves observing how the patient handles real interpersonal relationships and social situations in their daily life. *Decision-making judgment* - While this is a broader term, it is **not the specific psychiatric terminology** used in MSE for assessing responses to hypothetical scenarios. - The correct term for this type of assessment is **test judgment**. *None of the options* - This is incorrect because **test judgment** is the accurate psychiatric term for this type of assessment.

Question 466: Which of the following is a section of the mental state examination?

A. All of the options (Correct Answer)
B. Cognition
C. Mood and affect
D. Speech and language

Explanation: ***All of the options*** - The **Mental State Examination (MSE)** is a structured assessment of a patient's current emotional, cognitive, and behavioral functioning. - It systematically evaluates various domains including **mood and affect**, **speech and language**, and **cognition**, among others. - All three options listed are indeed sections of the MSE, making this the correct answer. **Mood and affect** - **Mood** refers to the patient's sustained, internal emotional state, as reported by them (subjective). - **Affect** is the external, observable emotional expression of the patient, which may or may not be congruent with their stated mood (objective). - This is a core component of the MSE. **Speech and language** - This section assesses the **rate, rhythm, volume, and fluency of speech**. - It also evaluates **comprehension, expression, and any abnormalities in language** such as aphasia, neologisms, or tangentiality. - Speech patterns can provide important clues to underlying psychiatric or neurological conditions. **Cognition** - This domain includes the assessment of **orientation, attention, memory, executive functions**, and **general knowledge**. - It helps to identify any impairments in cognitive abilities that may be indicative of neurological or psychiatric conditions. - Often assessed using standardized tools like the Mini-Mental State Examination (MMSE) or Montreal Cognitive Assessment (MoCA).

Question 467: What does hypomimia refer to?

A. Deficit of expression through gestures
B. Impaired motor function
C. Difficulty in verbal communication
D. Reduced facial expressiveness (Correct Answer)

Explanation: ***Reduced facial expressiveness*** - **Hypomimia** specifically describes a reduction in the **range and intensity of facial expressions**, often making the face appear mask-like. - It is a common feature of certain neurological conditions, such as **Parkinson's disease**, where it contributes to an appearance of flat affect. *Impaired motor function* - While hypomimia can be associated with neurological conditions that cause impaired motor function, it is a specific symptom rather than a general description of motor impairment. - Impaired motor function encompasses a much broader range of issues, including **weakness, tremor, and gait disturbances**, which are not exclusively defined by facial expressions. *Deficit of expression through gestures* - A deficit in expression through gestures refers to a reduction in the use of **body language** and hand movements to communicate. - While related to overall non-verbal communication, it is distinct from the specific reduction in facial movements seen in hypomimia. *Difficulty in verbal communication* - Difficulty in verbal communication refers to problems with **speech production** (e.g., dysarthria) or **language comprehension/expression** (e.g., aphasia). - This is a separate domain of communication from facial expressiveness.

Question 468: Which of the following statements about pseudohallucinations is false?

A. Arises in the inner subjective self
B. Patient describes the sensations perceived by the mind's eye
C. Are under voluntary control (Correct Answer)
D. Distressing flashbacks of PTSD are an example

Explanation: ***Are under voluntary control*** - Pseudohallucinations are **not under voluntary control**; they are involuntary perceptual experiences akin to true hallucinations, but differentiated by their subjective nature and lack of external reality. - The hallmark of pseudohallucinations is that the individual recognizes them as internal, not originating from the external world, but they cannot simply 'turn them off.' *Arises in the inner subjective self* - This statement is **true** as pseudohallucinations are perceived as originating from **within the person's mind or inner subjective space**, not from external reality. - Individuals experiencing pseudohallucinations understand that the experience is not "real" in the objective sense, but rather a vivid mental image or sound. *Patient describes the sensations perceived by the mind's eye* - This accurately describes pseudohallucinations, which are often experienced internally, like a vivid image or sound **"in the mind's eye" or "inner ear."** - Unlike true hallucinations, pseudohallucinations are not projected into external space and are recognized by the individual as purely mental phenomena. *Distressing flashbacks of PTSD are an example* - **Flashbacks** in **PTSD** are indeed considered a common example of pseudohallucinations, as they are vivid, intrusive, and involuntary re-experiences of traumatic events, perceived as internal. - These flashbacks often carry a strong emotional component and are recognized by the individual as memories, not current external reality, fitting the description of a pseudohallucination.

Question 469: In which type of aphasia is comprehension intact?

A. Wernicke's aphasia
B. Broca's aphasia (Correct Answer)
C. Global aphasia
D. Transcortical sensory aphasia

Explanation: ***Broca's aphasia*** - Patients with **Broca's aphasia** typically have **intact comprehension** (though it might be mildly impaired for complex sentences). - The primary deficit is in **fluent speech production**, leading to telegraphic and effortful speech. *Wernicke's aphasia* - Characterized by **poor comprehension**, making it difficult for the patient to understand spoken or written language. - Speech is typically **fluent but meaningless**, often described as "word salad." *Global aphasia* - Involves severe impairment in **both comprehension and production** of language. - It results from widespread damage affecting both **Broca's and Wernicke's areas** and the connections between them. *Transcortical sensory aphasia* - Patients exhibit **poor auditory comprehension** despite being able to repeat words and phrases. - This condition affects the connection between **Wernicke's area** and other cortical areas, preserving repetition but impairing understanding.

Question 470: Which of the following is NOT classified as a fluent aphasia?

A. Anomic Aphasia
B. Wernicke's Aphasia
C. Broca's Aphasia (Correct Answer)
D. Conduction Aphasia

Explanation: ***Broca's Aphasia*** - Broca's aphasia is characterized by **non-fluent speech**, meaning speech is slow, effortful, and hesitant with poor articulation. It is often described as **telegraphic** due to the omission of small grammatical words. - While comprehension is relatively preserved, patients struggle significantly with speech production and repetition. *Anomie Aphasia* - Anomic aphasia is classified as a **fluent aphasia** where the primary deficit is in **word-finding** (anomia). - Patients can speak fluently and comprehend well, but they frequently pause and use circumlocutions due to difficulty recalling specific nouns. *Wernicke's Aphasia* - Wernicke's aphasia is a type of **fluent aphasia** characterized by seemingly effortless, grammatically correct speech that is often **nonsensical** or filled with paraphasias. - A key feature is a profound impairment in **auditory comprehension**, meaning patients struggle to understand spoken language. *Conduction Aphasia* - Conduction aphasia is a **fluent aphasia** where the predominant deficit is in **repetition** due to damage to the arcuate fasciculus connecting Wernicke's and Broca's areas. - Speech fluency and comprehension are relatively preserved, but patients have significant difficulty repeating words or phrases, especially complex ones.

Practice by Chapter

Clinical Interview Techniques

Practice Questions

Mental Status Examination

Practice Questions

Diagnostic Formulation

Practice Questions

Rating Scales and Questionnaires

Practice Questions

Psychological Testing

Practice Questions

Neuropsychological Assessment

Practice Questions

Risk Assessment

Practice Questions

Laboratory Investigations in Psychiatry

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Neuroimaging in Clinical Assessment

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Cultural Considerations in Assessment

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Developmental Assessment

Practice Questions

Diagnostic Classification Systems

Practice Questions

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