Serological reactions are useful for

a. Detection of antigens

b. Detection of antibodies

c. Both a and b

d. None of these

For the separation of antigens the method used is

a. Immunoelectrophoresis

b. Flocculation

c. Agglutination

d. None of these

Counter immunoelectrophoresis is useful for detection of

a. One antigen/antibody

b. Two antigens/antibody

c. More than two

d. None of these

65. When a particular antigen is mixed with antibody in the presence of an electrolyte at suitable temperature and pH the particles are clumped, this is called:

a. Precipitation b. Agglutination

c. Electrophoresis d. CIE

Toxins and viruses can be detected by

a. Precipitation b. Agglutination

c. Neutralisation d. None of these

67. Which is most antigenic?

a. Exotoxins b. Endotoxins

c. Viruses d. All of these

Shick test is used for the detection of

a. Diphtheria b. T.B.

c. Cholera d. Typhoid

Secondary function of complements are

a. Haemolysis b. Phagocytosis

c. Both a and b d. None of these

Very effective, less time consuming and

At a time so many samples can be detected by

a. ELISA b. CFT

c. Neutralization d. Agglutination

71. B-cells are involved in

a. Humoral immunity

b. Cell-mediated immunity

c. Active immunity

d. Passive immunity

Innate immunity is

a. Specific b. Non-specific

c. Active d. Passive

Innate immunity is developed by

a. Mechanical barriers

b. Chemical barriers

c. Both a and b

d. None of these

Acquired immunity is

a. Natural b. Artificial

c. Active & Passive d. All of these

Acquired immunity can be developed by

a. Natural means b. Artificial means

c. Both a and b d. None of these

Immediate type hypersensitivity reactions are

a. Type-I b. Type-II

c. Type-III d. All a, b and c

Immediate type of hypersensitivity

Reactions are mediated by

a. T-cells b. B-cells

c. Mast cells d. Macrophages

Example for cell-mediated immunity are

a. Tuberculin type b. Contact dermatitis

c. Granulomatous d. All of these

Mountax reaction is used for detection

Of

a. T.B. b. Diphtheria

c. Cholera d. None of these

All the antibodies produced from a B-cell are having

a. Similar specificity b. Different specificities

c. Similar size d. None of these

81. Hybridoma formation in hybridoma

Technique is from

a. Spleen cell – Myeloma cell

b. Spleen cell – Spleen cell

c. Myeloma cell – Myeloma cell

d. None of these

Anthrax vaccine is prepared by

a. Attenuated bacilli b. Killing the bacilli

c. Live bacilli d. None of these

Attenuated, oral poliomyelitis vaccine is

a. BCG b. Measles vaccine

c. Sabin vaccine d. TAB vaccine

Killed, polio vaccine is

a. Sabin vaccine b. Salk

c. BCG d. TAB

Measles vaccine is given to children at

The age of

a. 1 year

b. 7 months

c. between 9 months and 10 years

d. None of these

Pertussis vaccine is

a. Heat killed b. Formalin killed

c. Attenuated d. live

DPT is

a. Triple vaccine b. Double vaccine

c. Tetanus toxoid d. All of these

DPT, is used as vaccine for

a. Diphtheria b. Pertussis vaccine

c. Tetanus toxoid d. All of these

DPT is given to children at the age of 16-24 months, as the dose is

a. 0.5 ml at intervals of 4 weeks

b. A booster dose of 0.5 ml

c. Both a and b

d. None of these

If more than one kind of immunizing

Date: 2015-12-11; view: 928