When horse serum is injected intravenoulsy in to a rabbit and again in to the skin two or three weeks later, what is the necrotizing reaction that occurs as the site of the second injection________________?
(A) Atopy
(B) Anaphylaxis
(C) Arthus phenomenon
(D) Serum sickness
The cell wall deficient bacteria_______________?
(A) Rickettsiae
(B) Mycoplasma
(C) Chlamydiae
(D) Ehrlichiae
Antibiotic sensitivity and resistance of micro organisms is determined by________________?
(A) Direct microscopy
(B) Culture
(C) ELISA
(D) DNA probe
The killer cells are associated with immunologic response___________________?
(A) Type I
(B) Type II
(C) Type III
(D) Type IV
Rh incompatibility is which type of hyper sensitivity reaction ?
(A) Type I
(B) Type II
(C) Type III
(D) Type IV
Same or closely related antigens present in different biological species are known as________________?
(A) Suquestrated antigens
(B) Isoantigens
(C) Haptens
(D) Heterophile antigens
T cells multiplication is stimulated by_______________?
(A) Macrolin
(B) Heat
(C) Bovine serum
(D) Phytohaemagglutinin
Killer and Helper cells are part of_______________?
(A) B cells
(B) T cells
(C) Monocytes
(D) Macrophage
Endoscopes are sterilized by using_______________?
(A) Autoclaving
(B) Boiling
(C) Cidex
(D) Gamma radiation