Mock Test Set-1

 

Q1. A delusion in which the person feels that a close family member has been replaced by an identical looking stranger, is known as

(1) Capgras syndrome

(2) Fregoli syndrome

(3) Syndrome of intermetamorphosis

(4) Clerambault syndrome

Ans: (1) Capgras syndrome

Explanation:

·        Capgras syndrome: It is a syndrome characterized by a false belief that an identical duplicate has replaced someone significant to the patient. In CS, the imposter can also replace an inanimate object or an animal.

·        Fregoli syndrome: The Fregoli delusion is a rare disorder in which a person holds a delusional belief that different people are in fact a single person who changes appearance or is in disguise.

·        Syndrome of intermetamorphosis: The syndrome of intermetamorphosis is a rare misidentification syndrome that involves a patient's belief that someone has transformed both psychologically and physically into someone they know.

·        Clerambault syndrome: This syndrome is characterized by the delusional idea, usually in a young woman, that a man whom she considers to be of higher social and/or professional standing is in love with her.

 

Note: Capgras, Fregoli & intermetamorphosis are the subtypes of delusional misidentification syndromes while clerambault syndrome is a type of paranoid delusion.

Q2. The major generic fiber used to prepair apparel which could be stretched as desired is

(1) Aramid

(2) Melamine

(3) Rayon

(4) Spandex

Ans: (4) Spandex

Explanation:

·        Aramid is a strong fiber with heat resistant characteristics. They are made up of aromatic polyamide.

·        Melamine is a resin which is rich in nitrogen. These are mostly used to make fire and heat resistant housewares.

·        Rayon is the first regenerated cellulose fiber.

·        Spandex is a synthetic polymer. Also known as lycra or elastane. They have unique stretching ability.

Q3. Assertion (A): Caput succedaneum is a swelling that forms over neck region of the new born. Reason (R): Neck is the most frequent presenting part in normal deliveries.

In the context of the two statements, which one of the following is correct ?

 Codes: (1) (A) is correct, but (R) is wrong.

(2) Both (A) and (R) are correct.

(3) (A) is wrong, but (R) is correct.

(4) Both (A) and (R) are wrong.

Ans: (4) Both (A) and (R) are wrong.

Explanation:

Stagnation of fluid between the layers of the scalp and girdle of contact (dilated cervix or vulval ring) causes swelling and are known as caput succedaneum.

These swelling can be located on the head of the new born.

Q4. Which one of the following pairs is correctly matched?

 List – I                                           List – II

(Colour of PM Staining)        (Cause of death)

I. Black                                      A. Hydrogen sulphide

II. Bluish green                        B. Hydrocyanic acid

III. Bright red                           C. Acetanilide

IV. Chocolate                           D. Opiates

                                                  E. Phosphorus

Codes:

 (1) A C B E

 (2) B A C D

(3) D B C A

(4) D A B C

Ans: (4) D A B C

Explanation:

Dark- brownish yellow- Seen for copper, phosphorus, etc.

Cherry red staining- Seen for carbon monoxide.

Deep blue coloration- Seen for carbon dioxide.

Chocolate-type staining- Seen for nitrites, aniline, chlorates, nitrobenzene, acetanilide.

Q5. Assertion (A) : Corporo basal index helps in the determination of sex.

 Reason (R) : It is derived by calculating the measurements of the bones of skull.

 Code : (1) Both (A) and (R) are correct.

(2) Both (A) and (R) are incorrect.

(3) (A) is correct and (R) is incorrect.

(4) (A) is incorrect and (R) is correct.

Ans: (3) (A) is correct and (R) is incorrect.

Explanation:

The corporobasal index is a parameter used to determine the sex of an adult human sacrum. It is derived by calculating the measurements of sacrum bone.

Breadth of 1st sacral bone(mm)/Breadth of base of sacrum(mm)*100

 Male=45

Female=  40.5                         

Q6. Drum of a photocopier if damaged may result in which of the following type of characteristics?

(a) Individual characteristics             

(b) General characteristics

 (c) Transitory characteristics                                    

(d) Idiosyncratic characteristics

Code : (1) (a), (b) and (c) are correct.

(2) (a) and (d) are correct.

(3) (a) and (c) are correct.

(4) (c) and (d) are correct.

Ans: (3) (a) and (c) are correct.

Explanation:

There are two types of typescript:

1. Transitional defect: These are temporary defects that can be removed by replacing or by simply cleaning the ribbon of the typewriter.

2. Permanent defect: These defects cannot be removed by replacing or cleaning the typewriter’s ribbon. These defects are permanent in nature.

Q7. The enzyme glyoxalase is present in:

 (1) Only blood                                        (2) Only semen

(3) Both blood and semen                    (4) Only hair

Ans: (3) Both blood and semen  

Explanation: Gluoxalase enzyme carries out detoxification of methylglyoxal and some other reactive aldehydes which are produced during various metabolic processes. They are present in both blood and semen.

Q8. Paltauf’s haemorrhages are seen in:

(1) Burns                                      (2) Drowning

(3) Fall from height                    (4) Cyanide poisoning

Ans: (2) Drowning

Explanation: Paltauf’s hemorrhages are seen in cases of drowning. These can be observed in lungs due to its ruptured alveolar walls. The alveolar walls rupture due to increased pressure of infused blood while a person forces for expiration. They can be seen at the lower lobes on the anterior surface and margins of the lungs. They are often pale bluish-red in color.

Q9. CYP2A6 is the metabolizing isoform of cytochrome P450 for:

 (1) Caffeine                                  (2) Nicotine

(3) Diazepam                                (4) Codeine

Ans: (2) Nicotine

Explanation: One of the primary enzymes is CYP2A6 which is responsible for the oxidation of cotinine and nicotine.

Q10. Prolonged transition from sleep to waking with partial alertness, disorientation and drowsiness is best known as:

(1) Somnambulism                      (2) Somnolentia

(3) Fugue                                       (4) Delirium

Ans: (2) Somnolentia

Explanation:

Somnolentia: It is an incomplete sleep condition or drowsiness which resembles drunkenness.

Somnambulism: It is a term given for sleep walking.

Fugue: It is a dissociative disorder which has reversible amnesia like characteristic for personal identity.

Delirium: In this condition a person experiences mental confusion and emotional disruption.

Author:- Srishti Dutta