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.

701.

Which is false about acrodermatitis enteropathica-

A. Symptoms improve with zinc supplementation
B. Autosomal recessive
C. Triad of diarrhoea,dementia and dermatitis
D. Low serum zinc levels
Answer» D. Low serum zinc levels
702.

An 8-month old child presented with itchy, exudative lesions on the face,palms and soles.The siblings also have similar complaints.The treatment of choice is such a patient is:

A. Systemic prednisolone
B. Topical permethrin
C. Systemic ampicillin
D. Topical betamethasone
Answer» C. Systemic ampicillin
703.

Tzanck smear is useful for the diagnosis of -

A. Erythrasma
B. Herpes virus infection
C. Superficial Pseudomonas infection
D. Cutaneous tuberculosis
Answer» C. Superficial Pseudomonas infection
704.

Photochemotherapy is indicated which of the following -

A. Psoriasis
B. Erythema nodosum
C. Pemphigus
D. Lichen planus
Answer» B. Erythema nodosum
705.

Head patch is seen in -

A. P. alba
B. Pityriasis versicolour
C. Psoriasis
D. P. rosea
Answer» E.
706.

Oil drop sign of nail is seen in ?

A. Lichen planus
B. Dermatophytes
C. Lupus vulgaris
D. Psoriasis
Answer» E.
707.

Sweat glands of palm can be defferentiated from others by the following -

A. Secretion stumulated by emotional stimuli
B. Chemical mediators control the sectetion
C. Apoctine glands
D. High chloride content
Answer» C. Apoctine glands
708.

Which of the following is the most common type of psoriasis ?

A. Guttate psoriasis
B. Pustular psoriasis
C. Stable plaque psoriasis
D. Erythrodermic psoriasis
Answer» D. Erythrodermic psoriasis
709.

All the following are primary cutaneous diseases except:

A. Reiter's disease
B. Psoriasis
C. Icthiosis
D. Lichen planus
Answer» B. Psoriasis
710.

Primary bullous lesions is seen in which type of syphilis

A. Primary
B. Secondary
C. Tertiary
D. Congenital
Answer» E.
711.

A patient of hypertension on ACE inhibitors developed rosea skin erruptions.True statement regarding this situation is -

A. ACE inhibitors are safe and can not lead to skin erruptions
B. Drug may be the cause discontinuation is not required
C. Drug may be the cause and discontinuation may improve the skin condition
D. High dose steroids are needed initially
Answer» D. High dose steroids are needed initially
712.

Multidrug therapy is given for

A. Syphilis
B. Leprosy
C. Herpetiformis
D. Icthyosis Vulgaris
Answer» C. Herpetiformis
713.

This condition occurs due to an inherited generalized absence of pigment in the skin -

A. Vitiligo
B. Albinism
C. Piebaldism
D. Leukoderma
Answer» C. Piebaldism
714.

Nikolsky sign in positive in all of the following except -

A. Toxic Epidermonecrolysis
B. Staphylococcal scalded skin syndrome
C. Pemphigus
D. Bullous pemphigoid
Answer» B. Staphylococcal scalded skin syndrome
715.

Nikolsky sign is seen in -

A. Pemphigus valguries
B. Herpes zoster
C. herpes simlex
D. All of the above
Answer» E.
716.

Vagabond's disease is also known as -

A. Pediculosis pubis
B. Pediculosis capitis
C. Pediculosis corporis
D. Tinea capitis
Answer» D. Tinea capitis
717.

Regarding Erythema Multiforme,all are true except:

A. Involves face and neck regions
B. Is a sign of internal malignancy
C. No vesicles
D. Target lesions are seen
Answer» D. Target lesions are seen
718.

A boggy swelling over scalp with easily pluckable hairs in a child, the investigation done is -

A. Giemas staining
B. Bacterial leprosy
C. KOH preparation
D. Gram staining
Answer» D. Gram staining
719.

Scl-70 antibody is characteristic of -

A. Systemic lupus erythematosus
B. Scleroderma
C. Dermatomyositis
D. Sjogren's syndrome
Answer» C. Dermatomyositis
720.

A 25 yrs old female has palatal ulcers and skin blisters,most likely diagnosis is:

A. Dermatitis herpetiformis
B. Pemphigoid
C. Pemphigus vulgarisis
D. Pemphigus follacious
Answer» D. Pemphigus follacious
721.

Vitamin D is synthesized by ?

A. Keratinocytes
B. Prickle cells
C. Melanocytes
D. Granular cells
Answer» B. Prickle cells
722.

Most common cause of allergic contact dermatitis in Indian females is:

A. Vegetables
B. Nail polish remover
C. Nail polish
D. Detergents
Answer» E.
723.

50 yrs old male present with bulla on body and oral mucosa. Lesion present in

A. Suprabasal
B. Intradermal
C. Sub corneal
D. Epidermal
Answer» B. Intradermal
724.

In leprosy nerves commonly involved are -

A. Triple nerve palsy
B. High radial, low median
C. High ulnar, low median
D. High median , low ulnar
Answer» D. High median , low ulnar
725.

Ballooning is characteristic of -

A. Insect bites
B. Harpes zoster
C. Pemphigus
D. Pemphigoid
Answer» C. Pemphigus
726.

Child presents with linear verrucous plaques on the trunk with vacuolization of keratinocytes in S. Spinosum and S.Granulosum. Diagnosis is?

A. Delayed hypersensitivity reaction
B. Incontinenta pigmenti
C. Linear darriers disease
D. Verrucous epidermal nervus
Answer» E.
727.

An 8 year old patient presenting with hypopigmented scaly lesion on the face.The diagnosis is -

A. Pityriasis alba
B. Tuberculoid leprosy
C. Vitiligo
D. Indeterminated leprosy
Answer» B. Tuberculoid leprosy
728.

A young boy presented with a lesion over his right buttock which had peripheral scaling and central clearing with scarring.The investigation of choice would be -

A. KOH preparation
B. Tzank smear
C. Sabourad's agar
D. Biopsy
Answer» E.
729.

Regarding Lichen Planus all are true,except:

A. Ithcy polygonal,purple Papule
B. Skin,hair and oral mucosa commonly involved
C. Hypopigmentation in residual disease
D. Lymphatic infiltration in supradermal layer
Answer» D. Lymphatic infiltration in supradermal layer
730.

Best method of treatment of ulnar Nerve abscess in a case of leprosy is -

A. Incision and drainage
B. High dose of steroid
C. Thalidomide
D. High dose of clofazimine
Answer» B. High dose of steroid
731.

A young female presents with a history of fever and nodular lesion over the shin.Histopathology reveals foamy histiocytes with neutrophilic infiltration.There is no evidence of Vasculitis.Most probable diagnosis is :

A. Erythema nodosum
B. Sweet's syndrome
C. Behcet's syndrome
D. Erythema nodosum leprosum
Answer» B. Sweet's syndrome
732.

All of the following regarding Lichen planus are true except -

A. Topical steroid are the mainstay of therapy
B. Spontaneous remissions 6mo to 2 yrs
C. Does not involved mucous membrane
D. Assciated with Hepatitis 'C'
Answer» D. Assciated with Hepatitis 'C'
733.

Virchow's cells are seen in -

A. Congenital Syphilis
B. Leprosy
C. Henoch scholein purpura
D. Toxic Epidermal necrolysis
Answer» C. Henoch scholein purpura
734.

Chemical peeling is done by all except -

A. Phosphoric acid
B. Trichloroacetic acid
C. Kojic acid
D. Carbolic acid
Answer» B. Trichloroacetic acid
735.

Casuative organism of molluscum contagiosum is -

A. Pox virus
B. Papova virus
C. Parvo virus
D. Orthomyxo virus
Answer» B. Papova virus
736.

Bromhidrosis may be produced by intake of the following except -

A. Ginger
B. Asafoetida
C. Garlic
D. Onions
Answer» B. Asafoetida
737.

Vitiligo vulvaris, best treatment is -

A. PUVA
B. Steroids
C. Coaltar
D. All of the above
Answer» B. Steroids
738.

Porphyrins are synthesized mainly in -

A. Bonemarrow and spleen
B. Liver and Bone marrow
C. Spleen
D. Liver and spleen
Answer» C. Spleen
739.

Inheritence of ichthyosis vulgaris is -

A. X linked recessive
B. X linked dominant
C. Autosomal recessive
D. Autosomal dominant
Answer» E.
740.

Chloroquine causes exacerbation of -

A. Psoriasis
B. Malaria
C. Photosensitivity
D. DLE
Answer» B. Malaria
741.

All of the following determines efficiency of photo therapy except -

A. Skin pigmentation
B. Spectral irradiance
C. Serum bilirubin levels
D. Type of light used
Answer» E.
742.

Chloroquin is indicated in treatment of -

A. Psoriasis
B. DLE
C. Pemphigus
D. Pemphigoid
Answer» C. Pemphigus
743.

Supra basal blister seen in:

A. Pemphigus vulgaris
B. Pemphigus foliaceous
C. Dermatitis herpetiformis
D. Bullous pemphigoid
Answer» B. Pemphigus foliaceous
744.

Genital ulcer is seen in all, except -

A. Granuloma inguinale
B. LGV
C. Donovanosis
D. Syphilis
Answer» C. Donovanosis
745.

A 27-year-old sexually active male develops a vesiculobullous lesion on the glans soon after taking tablet paracetamol for fever.The lesion healed with hyperpigmentation.The most likely diagnosis is:

A. Herpes genitalis.
B. Behcet's syndrome.
C. Pemphigus vulgaris.
D. Fixed drug eruption.
Answer» E.
746.

A 45 year old male has multiple grouped vesicular lesions present on the T10 segment dermatome associated with pain.The most likely diagnosis is

A. Herpes zoster
B. Dermatitis herpetiformis
C. Herpes simplex
D. Scabies
Answer» B. Dermatitis herpetiformis
747.

A child has multiple itchy papular lesions on the genitalia and fingers similar lesions are also seen in younger brother.Which of the following is most possible diagnosis?

A. Papular urticaria
B. Scabies
C. Atopic dermatitis
D. Allergic contact dermatitis
Answer» C. Atopic dermatitis
748.

A young man with asymptomatic macules and papule over trunk and reddish patch over palate with a flat, moist lesion on glans penis.patient has generalised lymphadenopathy. What is line of management?

A. Benzathine penicillin
B. Ceftriax
C. Fluconazole
D. Acyclovir
Answer» B. Ceftriax
749.

Cicatrisial alopecia is seen in -

A. DLE
B. Lichen Planus
C. SLE
D. All of the above
Answer» E.
750.

Which of the following is associated with sun exposure ?

A. Actinic keratosis
B. Seborrheic keratosis
C. Sebaceous cell carcinoma
D. Syringoma
Answer» B. Seborrheic keratosis