Explore topic-wise MCQs in Electronic Devices Circuits.

This section includes 785 Mcqs, each offering curated multiple-choice questions to sharpen your Electronic Devices Circuits knowledge and support exam preparation. Choose a topic below to get started.

651.

Subepidermal lesion are -

A. Hailey and Haily's disease
B. Darier's disease
C. Pemphigus valguries
D. Bullous pemphigoid
Answer» D. Bullous pemphigoid
652.

Most common causes of plant induced dermatitis in India -

A. Parthenium
B. Poison ivy
C. Cotton fibres
D. Ragweed
Answer» B. Poison ivy
653.

Tzank smear helps in the diagnosis of -

A. Herpes viral infection
B. Bullous pemphigoids
C. carcinoma of cervix
D. All of the above
Answer» B. Bullous pemphigoids
654.

The cutaneous reaction in case of delayed hypersensitivity reaction occurs due to:

A. T lymphocytes
B. B lymphocytes
C. IgE mediated from mast cells
D. None
Answer» B. B lymphocytes
655.

A 45 year old male had multiple hypoaesthetic mildly erythematous large plaques with elevated margins on trunk and extremities.His ulnar and lateral popliteal nerves on both sides were enlarged.The most probable diagnosis is:

A. Lepromatous leprosy
B. Borderline leprosy
C. Borderline tuberculoid leprosy
D. Borderline lepromatous leprosy
Answer» E.
656.

In a 8 day old child with no history of consanguinity in the parents.The mother reports blisters and peeling off of skin at the site of handling and pressure.there was a similar history in previous child which proved to be fatal. The diagnosis -

A. Congential Syphillis
B. Bullous pemphigoid
C. Latterrer siwe disease
D. Congenital epidermolysis bullosa
Answer» E.
657.

Drug induced pemphigus is seen in A/E

A. Penicillin
B. Phenopthelein
C. Iodine
D. Frusemide
Answer» E.
658.

True about Impetigo is -

A. Contagious
B. bacterial infection
C. Honey coloured cast
D. All of the above
Answer» E.
659.

The following test is not used for diagnosis of leprosy -

A. Fine needle aspiration cytology
B. Skin biopsy
C. Lepramin test
D. Slit skin smear
Answer» D. Slit skin smear
660.

All of the following drugs are effective in the treatment of pityriasis versicolor except:

A. Ketoconazole.
B. Selenium sulphide.
C. Clotrimazole.
D. Griseofulvin.
Answer» E.
661.

Indications of systematic steroids in psoriasis -

A. Pustular psoriasis
B. Impetigo herpetiformis
C. Psoriatic arthropathy
D. Erythroderma
Answer» C. Psoriatic arthropathy
662.

A patient with psoriasis was started on systemic steroids.After stopping treatment,the patient developed generalized pustules all over the body.The cause is most likely to be:

A. Pustular psoriasis
B. Drug induced reaction
C. Septicemia
D. Bacterial infections
Answer» B. Drug induced reaction
663.

22 years women with diffuse hair loss for one month, with past history of enteric fever, before 4 months, likely cause -

A. Telogen effuvium
B. Androgenic alopecia
C. Alopecia aerata
D. Anagen effuvium
Answer» B. Androgenic alopecia
664.

Koebner's phenomenon is characteristic of -

A. Pityriasis rosea
B. Lups vulgaris
C. Psoriasis
D. Pemphigus vulgaris
Answer» D. Pemphigus vulgaris
665.

Etilogy of Epidermolysis bullosa is -

A. Senile
B. Malignant
C. Genetic
D. Infections
Answer» D. Infections
666.

Treatment of pustular psoriasis is:

A. Thalidomide
B. Retinoids
C. Hydroxyurea
D. Methotrexate
Answer» C. Hydroxyurea
667.

Follicular hyperkeratosis is related to deficiency of ?

A. Vitamin A
B. Vitamin C
C. Vitamin E
D. Zinc
Answer» B. Vitamin C
668.

Recurrent orogenital ulceration with arthritis is seen in -

A. Bechets syndrome
B. Gonorrhoea
C. Syphilis
D. All of the above
Answer» B. Gonorrhoea
669.

Necrolytic migratory erythema is the characteristic eruption of -

A. Thyrotoxicosis
B. B-cell tumor of pancreas
C. Glucagonoma syndrome
D. Hepatoma
Answer» D. Hepatoma
670.

Nail involvement is not a feature of -

A. Drug induced lupus erythematous
B. Psoriasis
C. Lichen Planus
D. Dermatopytosis / Tenia
Answer» B. Psoriasis
671.

A 16-year-old boy presented with asymptomatic,multiple,erythematous,annular lesions with a collarette of scales at the periphery of the lesions present on the trunk.The most likely diagnosis is:

A. Pityriasis alba.
B. Pityriasis versicolor.
C. Pityriasis rubra pilaris.
D. Pityriasis rosea.
Answer» E.
672.

An adult presents with oval scaly hypopigmented macule over the chest and the back.The diagnosis is:

A. Leprosy
B. Lupus vulgaris
C. Pityriasis versicolor
D. Lichen planus
Answer» D. Lichen planus
673.

Which dermatophyte infects hair, nail and skin ?

A. Microsporum
B. Trichophyton
C. Epidermophyton
D. All of the above
Answer» C. Epidermophyton
674.

Anagen phase of the hair indicates -

A. The phase of resting
B. The phase of degeneration
C. The phase of activity and growth
D. The phase of transition
Answer» D. The phase of transition
675.

Most common type of leprosy in India -

A. TT
B. BT
C. BL
D. LL
Answer» B. BT
676.

Hypopigmented patches present in -

A. Nevus Ito
B. Nevus Ota
C. Becker nevus
D. Nevus anemicus
Answer» E.
677.

Gonococcus is not involved in:

A. Cervix
B. Ovary
C. Testis
D. Fallopian tube
Answer» D. Fallopian tube
678.

An infant presented with erythematous lesions on cheek,extensor aspect of limbs.Mother has history of bronchial asthma.The probable diagnosis is:

A. Atopic dermatitis
B. Air borne contact dermatitis
C. Infectious eczematoid dermatitis
D. Seborraehic dermatitis
Answer» B. Air borne contact dermatitis
679.

Spaghetti and meat ball appearance in KOH mount is seen in -

A. Candidiasis
B. Tinea capitis
C. Tinea versicolor
D. Tinea cruris
Answer» D. Tinea cruris
680.

Minor clinical feature in diagnosis of atopic dermatitis A/E -

A. Pruritus
B. Dry skin
C. Pitriasis alba
D. Morgagnian fold
Answer» B. Dry skin
681.

Lines of Blaschko represent:

A. Lines along nerves
B. Lines of development
C. Lines along lymphatics
D. Lines along blood vessels
Answer» C. Lines along lymphatics
682.

Fine reticular pigmentation with palmar pits are seen in-

A. Cockyane syndrome
B. Bloom's syndrome
C. Dowling -Degos disease
D. Rothmund thompson syndrome
Answer» D. Rothmund thompson syndrome
683.

After oral injection of 8-methyloxypsoralen, how long an interval should be allowed before UVA radiation is given in PUVA treatment?

A. 1 hour
B. 2 hours
C. 3 hours
D. 4 hours
Answer» C. 3 hours
684.

All of the following statements regarding acne vulgaris are true EXCEPT -

A. Is caused by fungal infection
B. Is due to sebum retention in hair follicles
C. Is most commonly seen in pregnant females
D. Can be treated with topical antibacterials
Answer» D. Can be treated with topical antibacterials
685.

A child with fever presents with multiple tender erythematous skin lesions. On microscopic examination the skin lesions are seen to have neutrophilic infiltration in the dermis. What is the diagnosis?

A. Pyoderma gangrenosum
B. Juvenile dermatosis
C. Sweet's syndrome
D. Behcet's syndrome
Answer» D. Behcet's syndrome
686.

Neither raised nor depressed is -

A. Nodule
B. Papule
C. Macule
D. Plaque
Answer» D. Plaque
687.

Wickihem's stria are seen in:

A. Lichen striates
B. Lichen planus
C. Lichen niditus
D. Lichenoid eruption
Answer» C. Lichen niditus
688.

Intra-epidermal vesicles are seen in -

A. Pemphigus valguries
B. Dermatitis Herpetiformis
C. Trauma
D. Congenital epidermolysis bullosa
Answer» B. Dermatitis Herpetiformis
689.

Recurrent oral ulcers with pain erythematous halo around them, the diagnosis is -

A. Aphthous ulcer
B. Herpes
C. Chiken pox
D. Measles
Answer» B. Herpes
690.

Causative agent of scabies is

A. Mite
B. Tick
C. Rickettsial
D. Protozoa
Answer» B. Tick
691.

A 17 year old girl with Acne has been taking a drug for the last two years.She now presents with blue black pigmentation of nails.The likely medication causing the above pigmentation is

A. Minocycline
B. Tetracycline
C. Azithromycin
D. Doxycycline
Answer» B. Tetracycline
692.

A single hypopigmented anesthetic patch will satellite lesion on forearm, likely diagnosis is -

A. Tuberculoid leprosy
B. Indeterminate leprosy
C. Lupus Vulgaris
D. Neuritic leprosy
Answer» B. Indeterminate leprosy
693.

True about vitiligo are all except -

A. Leucotrichia is associated with good prognosis
B. Genetic predisposition is known
C. Topical steroids given good results
D. PUVA-B is used for treatment
Answer» B. Genetic predisposition is known
694.

Auspitz sign is seen in:

A. Psoriasis
B. Lichen Planus
C. Seborrheic dermatitis
D. Porphyria
Answer» B. Lichen Planus
695.

Exclamation mark hair is seen in

A. Alopecia aerata
B. Traction alopecia
C. Trichotillomania
D. Androgen alopecia
Answer» B. Traction alopecia
696.

For the ungrouped data in calculation of moments from mean, the formula to calculate this measure is

A. 1⁄n Σ(x-mean)r
B. 2⁄n Σ(x-mean)r
C. 2⁄n Σ(x+mean)r
D. 2⁄n Σ(x+mean)x
Answer» B. 2⁄n Σ(x-mean)r
697.

Alopecia aerate is presumed to be -

A. Autoimmune in etiology
B. Androgenic in nature
C. Part of lichenoid in spectrum
D. Infective in etiology
Answer» B. Androgenic in nature
698.

Hailey - hailey disease is -

A. Pemphigus
B. Lyell's syndrome
C. Benign familial chronic pemphigus
D. Pemphigus acutus
Answer» D. Pemphigus acutus
699.

Eczema herpeticum seen with -

A. CMV
B. VZV
C. HSV
D. EBV
Answer» D. EBV
700.

The measures whose calculated values represents only some proportion of frequency distribution are classified as

A. measures of deciles systems
B. measures of momentum system
C. measures of percentile system
D. measures of moment system
Answer» D. measures of moment system