Medicine
Asked a question
Which description of tetanus toxin is FALSE?

Which description of tetanus toxin is FALSE? A. Blocks synaptic inhibitory transmitter B. Converted to toxoid by formalin C. Formed only by virulent strains of Clostridium tetani D. Reaches CNS via motor...

August 8, 2021 2
Asked a question
Which organism produces a potent exotoxin?

Which organism produces a potent exotoxin? a. Shigella boydi b. Shigella dysenteriae c. Shigella flexneri d. Shigella sonnei e. None of these.

August 8, 2021 2
Asked a question
Which one of the following shows if a clinical isolate of Corynebacterium diphtheriae is toxigenic?

Which one of the following shows if a clinical isolate of Corynebacterium diphtheriae is toxigenic? Q. Bacterial agglutination with specific antisera R. Colonial morphology on blood tellurite medium S....

August 8, 2021 2
Asked a question
Which one of the following statements about the nature of diphtheria toxin is FALSE?

Which one of the following statements about the nature of diphtheria toxin is FALSE? a. Inhibits protein synthesis in target cells b. Is a slow acting, heat labile, diffusible protein exotoxin c. Production...

August 8, 2021 2
Asked a question
Which one of the properties listed here as a characteristic of bacterial exotoxins is FALSE?

Which one of the properties listed here as a characteristic of bacterial exotoxins is FALSE? a. Diffusible, highly toxic, immunogenic protein b. Marked specificity of action c. May mimic disease when injected...

August 7, 2021 2
Asked a question
Which microbial property does NOT interfere with the body's attempt to localize infection?

Which microbial property does NOT interfere with the body's attempt to localize infection? A. Fibrinolysin or Streptococcus pyogenes B. Motility of Salmonella paratyphi B C. Polysaccharide capsule of Streptococcus...

August 7, 2021 2
Asked a question
Which one of these commensal organisms is MOST...................................

Which one of these commensal organisms is MOST likely to become active as an opportunistic pathogen during prolonged treatment with a broad-spectrum antibiotic? a. Actinomyces israeli b. Candida albicans...

August 7, 2021 2
Asked a question
What term is used for any infection which is accompanied by the signs and symptoms of disease?

What term is used for any infection which is accompanied by the signs and symptoms of disease? a. Clinical infection b. Febrile illness c. Invasive infection d. Latent infection e. Nosocomial infection.

August 7, 2021 2
Asked a question
Which term BEST describes the clinical syndrome which is...............

Which term BEST describes the clinical syndrome which is associated with a rapid, continuous invasion of the blood stream by bacteria? A. Bacterial endocarditis B. Invasive infection C. Septicaemia D....

August 7, 2021 2
Asked a question
The following are used for the preservation of virus, except

The following are used for the preservation of virus, except a. Freezing (–20°C–70°C) b. Lyophilization c. Ether d. Formaldehyde

August 6, 2021 2
Asked a question
Delayed type of hypersensitivity is seen in

Delayed type of hypersensitivity is seen in a. Penicillin allergy b. Contact dermatitis c. Arthus reaction d. Anaphylaxis

August 6, 2021 2
Asked a question
Pasteur developed the vaccines for

Pasteur developed the vaccines for a. Anthrax b. Rabies c. Chicken cholera d. All of the above

August 6, 2021 2
Asked a question
Active immunity is induced by

Active immunity is induced by a. Infection b. Placental transfer of antibodies c. Injection of antibodies d. Injection of gamma- globulins

August 6, 2021 2
Asked a question
Intensity of attraction between antigen and antibody molecule is known as

Intensity of attraction between antigen and antibody molecule is known as a. Affiniy b. Avidity c. Reaction d. None of these

August 6, 2021 2
Asked a question
Antibody having high valency is

Antibody having high valency is a. IgG b. IgA c. IgD d. IgM

August 6, 2021 2
Asked a question
Test used for AIDS is multiple choice question:

Test used for AIDS is a. Widal test b. ELISA c. Aggluatination d. CFT

August 6, 2021 2
Asked a question
Hybridoma technique is used for

Hybridoma technique is used for a. Monoclonal antibodies b. Polyclonal antibodies c. Both a and b d. None of these

August 6, 2021 2
Asked a question
The use of monoclonal antibodies is

The use of monoclonal antibodies is a. Immunotherapy b. Gene therapy c. Blood transfusion d. Organ transfusion

August 6, 2021 2
Asked a question
Agglutination reaction is strongest with the immunoglobulin:

Agglutination reaction is strongest with the immunoglobulin: a. IgM b. IgG c. IgA d. IgD

August 6, 2021 2
Asked a question
Interferon is composed of

Interferon is composed of a. Lipids b. Lipoprotein c. Glycoprotein d. Nucleic acid

August 6, 2021 2
Load More