Question 1

The most serious teratogenic effects of intrauterine rubella infection occur if it is acquired during the third trimester.

Accepted Answer

A) True 
 B)False

Question 2

Which of the following statements does not pertain to Streptococcus pyogenes?

Accepted Answer

A)  It causes gas gangrene.
B)  It secretes streptokinase.
C)  It is often spread from an endogenous source.
D)  It coats itself with host proteins.
E)  It causes impetigo.F) C) and E)
G) C) and D)

Question 3

Which of the following provides the eye with its best defense against microorganisms?

Accepted Answer

A)  Tears
B)  Conjunctiva
C)  Eyelashes
D)  Eyelids
E)  LymphocytesF) A) and B)
G) B) and E)

Question 4

The eye generally has a large percentage of normal biota present.

Accepted Answer

A) True 
 B)False

Question 5

Eyes are relatively vulnerable to infection because

Accepted Answer

A)  they are not covered by keratinized epithelium.
B)  immune privilege restricts access to the cells conferring innate immunity.
C)  there is scant normal microbiota to serve a protective role.
D)  All of these answers are correct.E) None of the above
F) All of the above

Question 6

To perform the coagulase test on a strain of bacteria that is believed to be S.aureus, the first step is to inoculate a tube of ______ with the strain of interest.

Accepted Answer

A)  blood plasma
B)  nutrient broth
C)  mannitol salt medium
D)  bloodE) A) and B)
F) C) and D)

Exam 18: Infectious Diseases Affecting the Skin and Eyes

The most serious teratogenic effects of intrauterine rubella infection occur if it is acquired during the third trimester.

Correct Answer
verified

The eye generally has a large percentage of normal biota present.

Correct Answer
verified

Which of the following statements does not pertain to Streptococcus pyogenes?

Correct Answer
verified

To perform the coagulase test on a strain of bacteria that is believed to be S.aureus, the first step is to inoculate a tube of ______ with the strain of interest.

Correct Answer
verified

Eyes are relatively vulnerable to infection because

Correct Answer
verified

Which of the following provides the eye with its best defense against microorganisms?

Correct Answer
verified

Exam 18: Infectious Diseases Affecting the Skin and Eyes

The most serious teratogenic effects of intrauterine rubella infection occur if it is acquired during the third trimester.

Correct AnswerverifiedShow Answer

The eye generally has a large percentage of normal biota present.

Correct AnswerverifiedShow Answer

Which of the following statements does not pertain to Streptococcus pyogenes?

Correct AnswerverifiedShow Answer

To perform the coagulase test on a strain of bacteria that is believed to be S.aureus, the first step is to inoculate a tube of ______ with the strain of interest.

Correct AnswerverifiedShow Answer

Eyes are relatively vulnerable to infection because

Correct AnswerverifiedShow Answer

Which of the following provides the eye with its best defense against microorganisms?

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified