8. Which of the following is not considered to be a vehicle transmission?
a. Airborne
b. Insect
c. Foodborne
d. Bodily fluid
.

9. Which of the following is likely to be the most frequently used portal of entry for pathogens?
a. Skin
b. Gastrointestinal tract
c. Respiratory tract
d. Conjunctiva

10. Infections that may result from the use of catheters are classified as
a. iatrogenic infections.
b. local infections.
c. exogenous infections.
d. endogenous infections.