The organism most commonly causing subacute bacterial endocarditis is (a) staphylococcus (b)Pneumococcus (c) Betahaemolytic streptococcus (d) Alpha haemolytic streptococus
Gonococcus is (a) Demonstrated by using dark field microscopy (b) Easily cultured (c) Gram-positive (d) Nonmotile (e) Never intracellular
T. Pallidum produces (a) Exotoxin (b) Endotoxin (c) Enterotoxin (d) Erythrogenic toxin (e)None of the above
Most cases of postinfection encephalitis follow (a) Rheumatic fever (b) Chicken pox (c) Mumps (d) Measles (e) Whooping cough
Mumps virus may cause inflammation of the (a) Pancreas (b) Ovaries (c) Sublingual glands (d) All of these
The chief source of most parasitic diseases of man is (a) Mosquito (b) Birds (c) Fish (d) Cattle (e) Man
The levaditi's stain is used to determine (a) Iron (b) Calcium (c) Badcterial (d) spirochetes (e) spirochetes (e) Collagen
Pneumococcus can be differentiated from strepto cocci by (a) Gram Stain (b) Type of haemolysis (c) Clinical disease (d) Growth characteristic (e) Their bile solubility
The Kahn test for syphilis is an example of (a) Floculation test (b) Agglutination test (c) Complement fixation test (d) Specific diagnostic test (e) Precipitin ring test
Food poisoning caused by staphylococcus aureus due to production of (a) Haemolysin (b) Lethal toxins (c) Enterotoxins (d) Exotoxins
Frei's test is used in the diagnosis of (a) Gonorrhoea (b) Syphilis (c) Herpes (d) Lymphogranuloma Venereum
Widal test is (a) agglutination test (b) Precipitation test (c) Bacteriolysin test (d) Neutralisation test
Kyasanur Forest Disease virus is transmitted by (a) Ingestion (b) Innoculation (c) arthropod (d) inhalation
Histoplasma capsulatum is a (a) Yeast fungi (b) Dermatophyte (c) Macelial fungi (d) Dimorphic fungi
Spehrical terminal endospores are present in (a) Clostridium welchi (b) Clostridium botulinum (c) Clostridium tetani (d) Clostridium sporogenes
Undulant fever (Malta fever) is caused by (a) Brucella species (b) Loefflerella species (c) Pasteurella species (d) Bartonella species
Paul Bunnel test is performed for diagnosis of (a) Rheumatic fever (b) Undulant fever (c) Enteric fever (d) Infectious mononucleosis
Pleurodynia (Bornholm's disease) is caused by (a) Coxackie virus (b) Fungus (c) Bacteria (d) None
Weil -felix reaction is useful in diagnosis of (a) Trypanosomiasis (b)Rickettsial infection (c) Bacterial infection (d) Viral infection
Epidemic myalgia is caused by (a) Coxasakie virus (b) Cytomeglo virus (c)Mumps virus (d) Measles virus
Naegler's reaction is useful to detect (a) Lecithinase (b) Hyaluronidase (c)Coagulase (d) Collagenase
Delayed hypersensitivity can be passively transferred by (A)Interferon (B)Lymphotoxin (C)Serum (D) None of the above.
Endotoxins are (A) Heat labile (B)Polysaccharide & lipid complex (C)Strongly antigenic (D)Liberated when the organism is destroyed (E) Exhibit specific pharmacological effect for each endotoxin.
Which of the following 'haemophilus bacilli' does not need both factor X and V for growth. (A)H. influenzae (B)H. aegypticus (C)H. suis (D)H. hemolyticus (E) ducreyi.
For 'Shigella' organism best specimen for culture is (A)Blood culture (B)Urine culture (C)Stoll culture (D)Lumbar puncture (E) Rectal swab.
'Calabar swellings' are seen in infection with (A)Diphyllobothrium latum (B)Loa loa (C) Ascaris lumbricoides (D)Echinococcus granulosus (E) Brugia malayi.
Adult worm found in caecum and appendix is usually (A) Nectar americanus (B)Ancylostoma duodenale (C)Ascaris lumbricoides (D)Enterobius vermicularis (E) Strongyloides stercoralis.
'Donovan bodies' seen in genital lesion of (A)Secondary syphilis (B)Genital tuberculosis (C)Genital candididiasis (D)Lymphogranuloma venereum (E) Granuloma inguinale.
Virus composed of double stranded RNA is (A) Reo virus (B) Adeno virus (C)Herpes virus (D)Polio virus (E) Influenza virus
Protective antibody in 'Bacillus anthracis' infection is to (A) Capsular polysaccharide (B)Somatic polysaccharide (C)Somatic protein (D)Both a & b (E) a, b and c
Lymphogranuloma venereum is a (A) Rickettsiae (B) Chlamydia (C)Fungus (D)Gram positive bacteria (E) Gram negative bacteria.
Following statement about 'Legionaire's disease' is true (A)Legionella pneumophilia has pleomorphic gram negative rods (B)It grows only on Mueller Hinton Agar (C)Symptoms resemble Mycoplasma pneumonia and influenza (D)Drug of choice is erythromycin (E) All of the above.
Test for H2S is positive for (A)Neisseria (B)Bordetella (C) Salmonella (D) Shigella (E) Klebsiella
Transfer of genetic material in bacteria occurs by (A) Cell conjugation (B) Transduction (C) Transformation (D) Mating (E) All of the above.
'Blackwabeer fever' result from (A) E. veermicularis (B) T.Spiralis (C) P. Falciparum (D) T. cruzi (E) R. typhi.
The hair, nail and skin are involved in infection with (A) Candida (B) Cryptococcus (C) Trichophyton (D)Epidermophyton (E) Microponum
'Malignant pustule' is seen in infection with (A) H. influenzae (B) Myco. leprae (C) V. cholerae (D) Staph. Aureus (E) B. anthracis
Which of the following is not a 'heterophile reaction' (A) Weil-Felix test (B) Paul Bunnells test (C) Frei's test (D) Cold agglutinin test
'Piedra' is fungal infection of (A) Nail (B) Hair (C) Skin (D) Cornea (E) Ear
'Anchovy sauce pus' is associated with (A) Entamoeba histolytica (B) Toxoplasma gondii (C) Giardia lamblia (D) Trichomonas vaginalis
Which of the following bacteria isan obligate anaerrobe (A) Bacillus anthrax (B) Clostridium tetani (C) Hemophilus (D) Pseudomonas
Etiologic agent of ornithosis is (A) Chlamydia trachomatis (B) Chlamydia psittaci (C)Coccidioides immitis (D) Coxiella burnettii
Bacteria that grow at temperatures of 50-550 are known as (A) Psychrophiles (B) Thermophiles (C) Cryophiles (D) Mesophiles
The erythrophagocytoosis by histocytes usually results from infection due to (A) Meningococcus (B) Diphtheria (C) salmonella (D) E.coli.
Which of the following stage of intestinal fuke is infective to man (A) Miracidium (B)Cercariae (C) Metacercarie (D) Trophozoite.
Man is intermediate host for (A) Ascaris (B) Plasmodium (C) Strongyloides (D) Filaria.
Intermediate host for guinea worm is (A) Snail (B)Cyclops (C) Freshwater fish (D) Cow
The most effective vaccine is against which of the following (A) Yellow fever (B) Leptospirosis (C) Typhoid fever (D) Scrub typhus
Most common herpetic infection of childhood is (A) Acute herpetic pharyngotonsillitis (B) Acute herpetic gingivostomatitis (C) Acute herpetic vulvovaginitis (D) Herpetic paronychia
Adult or sexually mature stage of parasite occurs in (A) First intermediate host (B) Second intermediate host (C)Definite host (D) Insect vector
Which of the following statement is true about 'dengue fever' (A) Usual incubation period is 2-3 weeks (B)Fever has a diphasic course (C)Absolute bradycradia is seen early (D) Backache & pains in muscles is mild.
The essential antigen of pneumococcus that protects the organism from phagocytosis is (A) Capsular polysaccharide (B)Somatic carbohydrate (C) Nucleoprotein (D) Leukocidin.
Flagella distributed over the entire cell are known as (A) Monotrichous (B)Lophotrichous (C) Peritrichous (D) Amphitrichous
Which of the following immunoglobulin classes are capable of complement fixation by the classical pathway (A) IgM & IgG (B) IgM & IgA (C) IgM & IgE (D) IgE & IgA
Vaccines are sterilised by (A)Ethylene oxide (B) Seitz filtration (C) Hot air oven (D) Gamma irradiation.
Which of the following is not a pathogenic mycobacteria (A) M. kansasil (B)M. smegmatis (C) M. scrofulaceum (D) M. cheoloni
Reservoir of Kala Azar in India is (A) Man (B) Monkey (C) Dog (D) Sheep
Plemrodynia is caused by (A) Coxsackie (B) Respiratory (C) Bordetella pertussis (D) Histoplasmosis.
Which off the following statement of ture about 'Trichomones vaginalis ' (A) It is a non flagellate protozoa (B) Usually found in vagina of 20% of females (C) Can cause prostatitis & urethritis inmales (D) Diagnosis is made by wet mount
Weil Felix reaction is (A) Agglutination reaction (B)Precipitation reaction (C) Radioimmunoassay (D) Complement fixation test .
'Neissers' stain is used for demostrating (A) Neisseria gonorrhae (B) Granules of corynebacterium diphtheriae (C) Cilia of clostridium septicum (D) Slime layer of Anthrax bacillus.
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