Group A carbohydrate of Str. pyogenes cross reacts with human_________________?
		A.	Synovial fluid
B.	Myocardium
C.	Cardiac valves
D.	Vascular intima
		A.	Synovial fluid
B.	Myocardium
C.	Cardiac valves
D.	Vascular intima
		A.	Clostridium botulinum
B.	Clostridium welchii
C.	Clostridium tetani
D.	Clostridium difficile
		A.	ADP – ribosylation of the G regulatory protein
B.	Inhibition of adenyl cyclase
C.	Activation of GTPase
D.	Active absorption of NaCI
		A.	Cardioli
B.	Plasminogen
C.	Palmityl lecithin
D.	Serine
		A.	Incubation period of 24 hours
B.	Requires immediate antibiotics
C.	Common with dairy products
D.	Heat labile enterotoxin
		A.	Culture
B.	Gram stain
C.	Biochemical reaction
D.	Haemagglutination test
		A.	Group A
B.	Group B
C.	Group C
D.	Group D
		A.	Y. pestis
B.	Pertussis
C.	Mycoplasma
D.	M-Tuberculosis
		A.	Aryl sulphatase test
B.	Niacin test
C.	Neutral red test
D.	Catalase peroxidase test
		A.	Gram positive organisms
B.	Gram negative organisms
C.	Mycoplasma
D.	Virus infections