Medical Mcqs

Which of the following organisms are arranged in cubical packets of eight cocci________________?

• (A)  Staphylococcus
• (B)  Micrococcus
• (C)  Sarcina
• (D)  Aerococcus

Answer

Submitted By :Ali Uppal

Hospital dressing is best disposed by_____________?

• (A)  Incineration
• (B)  Dumping
• (C)  Autoclaving
• (D)  Burying

Answer

Submitted By :Ali Uppal

Operation theatres are sterilized by_____________?

• (A)  Carbolic acid spraying
• (B)  Washing with soap and water
• (C)  Formaldehyde fumigation
• (D)  ETO gas

Answer

Submitted By :Ali Uppal

Plasmid__________________?

• (A)  Involved in multidrug resistance transfer
• (B)  Involved in conjugation
• (C)  Imparts capsule formation
• (D)  Imparts pili formation
• (E)  Both A & B

Answer

Submitted By :Ali Uppal

Immunoglobin, Which is produced first by the fetus in response to infection_______________?

• (A)  IgG
• (B)  IgA
• (C)  IgM
• (D)  IgD

Answer

Submitted By :Ali Uppal

Phagocytosis enhanced by coating the surface of antigen is called______________?

• (A)  Opsonisation
• (B)  Chemotaxis
• (C)  De coding
• (D)  CFT

Answer

Submitted By :Ali Uppal

The exact part of the antigen that reacts with the immune system is called as_____________?

• (A)  Clone
• (B)  Epitope
• (C)  Idiotope
• (D)  Paratope

Answer

Submitted By :Ali Uppal

Immunoglobulin consists of________________?

• (A)  2 light, 2 heavy chains
• (B)  1 heavy, 2 light chains
• (C)  1 light, 1 heavy chain
• (D)  3 light, 1 heavy chain

Answer

Submitted By :Ali Uppal

Detergents used to disinfect dental instruments in the office kill bacteria by interfering with functional of the cell______________?

• (A)  wall
• (B)  nucleus
• (C)  membrane
• (D)  Capsule

Answer

Submitted By :Ali Uppal

Endotoxins differ from exotoxins in that endotoxins______________?

• (A)  are proteins
• (B)  are heat labile
• (C)  are highly antigenic
• (D)  activate complement by the alternate pathway

Answer

Submitted By :Ali Uppal