Undergraduate Psychiatry Quiz1:Organic Mental Disorders

Q1		Confabulation is typically seen in
	A.	Amnestic disorder due to excessive alcohol intake
	B.	Depression
	C.	Delirium
	D.	None of the above
Q2		Which of the following neurotransmitter is implicated in Alzheimer’s Disease?
	A.	Dopamine
	B.	Nor-epinephrine
	C.	Acetyl Choline
	D.	Serotonin
Q3		Which of the following   are more at risk for Alzheimer's Disease at a younger age?
	A.	Asperger Syndrome
	B.	Down’s Syndrome
	C.	Fragile X Syndrome
	D.	Klinefelter syndrome
Q4		Which of the following is the most common cause of delirium in the elderly?
	A.	Pneumonia
	B.	Accidental Positioning
	C.	Use of multiple medication
	D.	Alcohol Withdrawal
Q5		Which of the following indicates diagnosis of dementia rather than pseudodementia?
	A.	Confabulation
	B.	Catastrophic Reaction
	C.	Perseveration
	D.	All of the above
Q6		What is confabulation?
	A.	Filling up memory gaps by unconsciously adding false details
	B.	Filling up memory gaps by intentionally adding false details
	C.	Two persons sharing a lie
	D.	Two persons thinking the same at a given point of time
Q7		All of the following are examples of potentially reversible dementia EXCEPT
	A.	Hypothyroidism
	B.	Vitamin B12 deficiency
	C.	Alzheimer’s disease
	D.	Normal Pressure Hydrocephalus
Q8		Which of the following occurs in delirium but not in dementia
	A.	Impaired attention
	B.	Disorientation as regards time, place and person
	C.	Hour to hour fluctuations in severity of clinical features
	D.	All of the above
Q9		Cerebrovascular dementia differs from Alzheimer’s disease as regards
	A.	‘Step ladder’ pattern of cognitive decline
	B.	Focal neurological signs
	C.	Both A and B
	D.	Neither A, nor B
Q10		Which type of epilepsy is associated with higher behavioral features?
	A.	Generalized tonic clonic
	B.	Complex partial seizures
	C.	‘Absence’ seizures
	D.	Myoclonic seizures
Q11		A patient of epilepsy on medication recently has unsteadiness of gait and nystagmus persisting over a week. He is having hypertrophic gums. He has  most probably
	A.	Brain tumor
	B.	Cerebellar abscess
	C.	Phenytoin toxicity
	D.	Alcohol intoxication
Q12		Which of the following   can cause high mood?
	A.	Multiple sclerosis
	B.	Steroids
	C.	Neurosyphilis
	D.	All of the above
Q13		All of these occur in Lewy body dementia EXCEPT
	A.	Presentation with extrapyramidal syndrome, Parkinsonian
	B.	Persistent auditory hallucinations
	C.	Fluctuating level of attention and alertness
	D.	Repeated falls
Q14		Which of the following does NOT match with diagnosis of subcortical dementia?
	A.	Early language impairment
	B.	Early slowed cognition
	C.	Impaired recall more than recognition
	D.	Preserved calculation till late
Q15		Sundowner’s syndrome is characterized by
	A.	Drowsiness and confusion towards evening
	B.	Inability to tolerate even small dose of psychotropic drugs
	C.	Ataxia and unintended falls
	D.	All of the above
Q16		All of the following are true about brain tumors EXCEPT
	A.	Mental symptoms occur in approximately 50% patients at some time during illness
	B.	About 80% brain tumors with mental symptoms approximately 80% are located in parietal or temporal regions.
	C.	Meningiomas are likely to cause focal symptoms.
	D.	If a patient has bowel or bladder incontinence frontal tumor should be suspected.
Q17		Which of the following statements   is correct?
	A.	Most patients with severe head trauma experience neuropsychiatric disorder
	B.	More than 50% patients with moderate head trauma experience neuropsychiatric disorder
	C.	About 10% patients with moderate head trauma experience neuropsychiatric disorder
	D.	All of the above
Q18		Attention is formally tested by
	A.	Asking similarities between two object
	B.	(100-7 ) test
	C.	Asking to interpret proverb
	D.	All of the above
Q19		Which of the following is FALSE about Korsakoff’s syndrome?
	A.	It is amnestic syndrome with prominent impairment in remote past memory, rather than recent memory
	B.	In excessive drinkers, it occurs due to thiamine deficiency
	C.	Confabulation  and  lack of initiative are common features.
	D.	At least 75%  the patients recover fully with treatment
Q20		Frontal  lobe  syndrome is characterized by
	A.	Slowed thinking
	B.	Poor judgment
	C.	Apathetic indifference
	D.	All of the above
Q21		Which of the following statement is FALSE about Mini-mental state examination (MMSE)?
	A.	Assessment of orientation to time and place is part of the MMSE.
	B.	The MMSE can be used to monitor treatment progress after initiation of drug treatment for dementia
	C.	A total score of 5 indicates severe dementia.
	D.	The MMSE is the gold standard in establishing the diagnosis of dementia.
Q22		Mini Mental State Examination is a measure of severity of
	A.	Depression
	B.	Anxiety
	C.	Cognitive impairment
	D.	Psychotic symptoms
Q23		Amnestic syndromes can be differentiated from Alzheimer’s disease  as
	A.	Their onset can be abrupt
	B.	They are usually   static or recover
	C.	Language and praxis of function are intact in amnestic disorder but not in Alzheimer’s disease.
	D.	All of the above
Q24		All of the following statements about dementia are true EXCEPT
	A.	Dementia are characterized by global neurocognitive impairment
	B.	Dementia are usually progressive, ending into impaired activities of daily living
	C.	Diagnostic work up for dementia reveals reversible causes in 50%.
	D.	All of the above
Q25		The most common cause of dementia is
	A.	Alzheimer's disease
	B.	Cerebrovascular dementia
	C. D.	Parkinsonism Neurosyphilis

            

Correct Answer

1.11.1.A

2.C

3.B

4.C

5.D

6.A

7.C

8.D

9.C

10.B

11.C

12.D

13.B

14.A

15.D

16.B

17.D

18.B

19.D

20.D

21.C

22.C

23.D

24.C

25.A