M C Q s D r i v e

Medical Science Mcqs 5254 MCQs [All-Courses]

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Medical Science is the study of human health, diseases, prevention, and treatment, focusing on diagnosis, patient care, and medical research to improve healthcare outcomes.

IL-1 and TNF a during inflammation are secreted by______________?
A Plasma cells
B Activated macrophages
C Lymphocytes
D Platelet
Correct Answer: Activated macrophages
Virus infected cell is killed by________________?
A Interferons
B Macrophages
C Neutrophils
D Autolysis
Correct Answer: Interferons
Prozone phenomenon is due to______________?
A Disproportionate antigen antibody levels
B Excess antigen
C Excess antibody
D Hyper immune reaction
Correct Answer: Excess antibody
Most sensitive test for antigen detection is_______________?
A Radioimmuno Assay
B ELISA
C Immunoflourescence
D Passive hemaglutination
Correct Answer: Radioimmuno Assay
Complement binding immunoglobin via the classical pathway is_______________?
A IgG & igM
B IgG & IgA
C IgG & IgD
D IgD & IgE
Correct Answer: IgG & igM
Function of Ig A is________________?
A Acts as a mucosal barrier for infection
B Circulating antibody
C Kills virus infected cells
D Activates macrophages
Correct Answer: Acts as a mucosal barrier for infection
Antigen combining site of the antibody is____________________?
A Idiotope
B Paratope
C Epitope
D Hapten
Correct Answer: Paratope
Endotoxins are produced by________________?
A Fungi
B Gram +ve bacteria
C Virus
D Gram -ve bacteria
Correct Answer: Gram -ve bacteria
The antigen used in Weil Felix test is obtained from________________?
A coli
B Proteus
C Staphylococcus
D
Correct Answer: Proteus
Most of the drug resistances occurs due to_____________?
A Transduction
B Transformation
C Mutation
D conjugation
Correct Answer: conjugation