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Micro ,L1 , upper respiratory tract infections

 L1 , upper respiratory tract infections, Micro 


Part 1

Lecture video 




Part 2


Lecture video 




MCQ


1)positive result of Schick test indicates …

a- immunity

b- Susceptibility

c- Hypersenstivity

2)basis for lancefield classification is …?

a- M Ptn

b- CHO Ag

c- Capsule

3)Which is strept Super Ag?

a- M Ptn

b- Exotoxins

c- C5a Peptidase

d- Invasins

4)Which is most important V.F in Diphtheria ?

a- Exotoxins

b- Ptn

c- CHO Ag

d- Capsule

5)Which is responsible for the hemolysis in blood agar?

a- Fibrinolysin

b- Streptolysin S

c- Streptolysin O

d- Streptodornas

6)The toxigenicity of diphtheriae is determined by…

a- Schick test

b- Elek’s test

c- blood tellurite media

7)The pathogensis of Diphtheria depend on…?

a- Local effect of exotoxin

b- invasion of organism

c- formation of pseudomembrane

8)Dick test is test for … but Schultz-charlton is test for ….?

a- immunity , Susceptibility

b- Susceptibility , Diagnosis

c- Diagnosis , immunity

d- Diagnosis , Susceptibility


9)Which is most important V.F in strept ?

a- Exotoxins

b- M Ptn

c- CHO Ag

d- Invasins

10)Immunity depends on the presence of anti-

toxin in the blood from …

a- infection

b- Toxoid

c- transplacental

d- all the above

Answer 

1)B

2)B

3)B

4)A

5)B

6)B

7)C

8)B

9)B

10)D



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