Question 6 Which of the following is/are common portals of entry and exit? I. Respiratory tract II. Gastrointestinal tra

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Question 6
Which of the following is/are common portals of entry and exit?
I. Respiratory tract
II. Gastrointestinal tract
III. Skin
Select one:
A.I and II only
B.I only
C.II only
D.I, II and III
E.II and III only
Question 7
Which of the following personal protective equipment should be used when we get into a room with patients who have influenza?
I. Surgical mask
II. Gloves
III. Gown
Select one:
A.II only
B.II and III only
C.I and II only
D.I only
E.I, II and III
Question 8
Which of the following chemicals is most effective in killing pathogens?
Select one:
A.70% alcohol
B.Detergent
C.Iodine
D.100% alcohol
E.Sodium hypochlorite
Question 9
Which of the following factor(s) can affect the infectivity of a pathogen?
I. Number of pathogens
II.Adherence
III. Enzymes produced by pathogens
Select one:
A.II and III only
B.I and II only
C.I, II and III
D.I only
E.II only
Question 10
What is meant by a contagious disease?
Select one:
A.A disease that causes serious symptoms.
B.A disease that is transmitted only from fomites to a person.
C.A disease that is not transmitted from one person to another.
D.A disease that is transmitted in a hospital environment.
E.A disease that is easily transmitted from one person to another.
*with explanation