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Daily exam 01,Week 10,(Femur)

���। . Disposable syringes are sterilized by
A. Formaldehyde
B.Hexachloride
C.Ethylene oxide
D.Ultraviolet radiation
2.Which of the following immunity is obtained during a lifetime?
A.Active immunity
B. Acquired immunity
C. Passive immunity
D.None of the above.
3. How many types of antibodies are there?
A.Two
B. Three
C. Four.
D..Five.
4.Which of the following cells is involved in cell-mediated immunity?
A. Leukaemia
B.T cells
C. Mast cells
D.Thrombocytes
5. Which of the following statements is true about the IgM of humans?
A. IgM can cross the placenta
B.IgM can protect the mucosal surface
C. IgM is produced by high-affinity plasma cells
D.IgM is primarily restricted in the circulation
6.Interferons are
A . Physiological barriers
B.Cellular barriers
C.Cytokine barriers
D. Physical barriers
7. Which of the following cells of the immune system do not perform phagocytosis?
A.Basophil
B. Macrophage
C..Eosinophil
D.Neutrophil
8. Monocytes differentiate into which kind of phagocytic cells?
A.Neutrophil
B. B cell
C. T cell
D. Macrophage
9. Naturally acquired active immunity would be most likely acquired through which of the following processes?
A. vaccination
B. Drinking colostrum
C.infection with disease causing organism followed by recovery.
D. Natural birth
10.B and T cells are produced by stem cells that are formed in:
A. The spleen
B. The liver
C. The circulatory system
D. Bone marrow
11. B cells mature in the……….. while T cells mature in the
A. Thymus/bone marrow and gut associated lymphoid tissue (GALT)
B. Liver/Kidneys
C. Spleen/bone marrow and GALT
D. . Bone marrow and GALT/Thymus
12. Which of the following convey the longest lasting immunity to an infectious agent?
A.Naturally acquired passive immunity
B. Artificially acquired passive immunity
C. Naturally acquired active immunity
D. All of these
13.Which of the following immune cells/molecules are most effective at destroying intracellular pathogens?
A. Antibodies
B. B cells
C. T cytotoxic cells
D. Antibodies
14.B cells that produce and release large amounts of antibody are called:
A. Plasma cells
B. Killer cells
C. Basophils
D.Killer cells
15. The specificity of an antibody is due to
A.The Fc portion of the molecule
B. . The heavy chains
C.The variable portion of the heavy and light chain
D. Its valence
16. Monoclonal antibodies recognize a single:
A. Epitope
B.B cell
C. Bacterium
D.Antigen
17.Cell mediated immunity is carried out by………….. While humoral immunity is mainly carried out by………………..
A. T cells/B cells
B. Antibodies/Antigens
C.Epitopes/Antigens
D. B cells/T cells
18. The ability of the immune system to recognize self antigens versus nonself antigen is an example of:
A. . Tolerance
B.. Specific immunity
C. Cell mediated immunity
D. Antigenic immunity
19. Example of type IV hypersensitivity:
A.Goodpasture's syndrome
Contact dermatitis.
C. . Pernicious anaemia
D. Pemphigus vulgaris
20. Lonizing radiation is :
A.Ultraviolet (UV) rays.
B. Visible light.
C. microwave.
D. Gamma ray
21. Delayed of radiation hazard is :
A.cataract
B.CNS syndrome
C. Bone necrosis.
D. None of these
22. Which one helps opsonization :?
A.C3a
B.C7
C. C3b
D. C5b
23.Not a cause of Obstructive shock is;
A.Anaphylactic shock
B.Tension pneumothorax
C.Cardiac tamponade,
D.pulmonary embolism,
24. Which Is not an Antigen presenting cell?
A.T- lymphocyte
B Dendritic cells
C.B-lymphocyte
D. Microglia
25.Which antibody has high molecular weight?
A.Ig A
B.Ig M
C.Ig G
D. Ig E
26.which is less sensitive to radiation exposure-
Skin
Heart
Gonads
GI mucosa
27.which is not true-
Bone marrow aplasia is acute effect of radiation exposure
Disinfectant can not kill spore
Disinfectant can kill all bacteria
Sterilization destroys all form of microbial life
28.High disinfection process is used in-
Environmental surfaces
Floors
Endoscope
Skin
29.Suture materials are sterilized by-
Autoclave
Hot air oven
5% cresol
Gama radiation
30.which is not true for sterilization techniques-
EO is used in heat resistant equipment
Steam is used in heat sensitive equipment
Hot air oven for sharp instruments
Irradiation for industrial packaging
31.which is not a hypersensitivity condition-
Asthma
Rheumatic fever
SLE
Glomerulonephritis
32.which is not a molequle of innate immunity ?
Interferon
Antibody
Cytokine
Complement
33.which is not true –
Innate immunity improves in subsequent exposure
Innate immunity is non specific
Innate immunity acts within seconds
Cytokines may secrete in adaptive immunity
34.which one is true-
T cell originates in thymus
CD4+T cell can be cytotoxic T cell
NK cell is granular lymphocyte
Memory cells produce primary immune response
35.B cell does not cause-
Allergy
Graft rejection
Autoimmunity
Anaphylactic shock
36. Which one is not true-
Passive immunity is short lasting
Secondary immune response can be seen in passive immunity
No active participation of host is needed in passive immunity
Risk of hypersensitivity present in passive immunity
37. For primary immune response-
Memory cell present
Affinity of Ab is low
Small amount of Ag is present ‘
High rate of antibody will be produced
38.which immunoglobulin goes to fetus by placenta ?
IgM
IgA
IgE
IgG
39.Which antibody has antiviral property?
IgM
IgA
IgE
IgG
40.Not a source of complement-
Liver
Fibroblast
Macrophage
Myocytes
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