1) The part of an adherence factor that interacts with a tissue receptor is term

ID: 261808 • Letter: 1

Question

1) The part of an adherence factor that interacts with a tissue receptor is termed ___________.

A. Glycolipid

B. Adhesin

C. Intimin

D. Fimbriae

E. Antigen

2) Capsule helps to protect pathogens from phagocytosis

A. True

B. False

3) Which of the following is true about human microbiota?

A. They compromise human immunity to infection

B. They make up about 10% of our total human cellular mass

C. They frequently colonize deep tissues

D. Many are obligate pathogens

E. They are a source of infection

4) incubation times are determined, in part, by host immunity.

A. True

B. False

5) The most common viral cause of pneumonia in infants is what?

A. Influenza A

B. SARS

C. Herpesvirus

D. Rhinovirus (common cold)

E. RSV

1)-option b is correct because It interact with integrins for adhesion to host tissues.

2)-option a is correct because it protects cell from engulfment.

3)-option b is correct because these microbiota present on skin, saliva, lung, gastrointestinal tract etc.

4)-option b is correct because incubation time is period between exposure to first symptom develop.

5)-option e is correct because babies and young children may get pneumonia from respiratory syncytial virus(RSV).

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