6.
A type of dermatitis called scabies or the "seven year itch" is caused by the:
a. Human itch bug.
b. Itching tick.
c.
Human itch mite.
d. Spelunking itch mite.
7.
The primary vector of bubonic plague is:
a. Aedes aegypti.
b. Pediculus humanus Qumanus.
c.
Xenopsylla cheopis.
d. Musca domestica.
8.
In the event of an outbreak of epidemic louse-borne typhus, which louse would the
environmental health technician look for and set about eliminating?
a. Pediculus humanus capitis.
b. Pediculus humanus humanus.
c.
Pthirus pubis.
9.
During warm weather, the larval stage of the housefly develops in _______ days.
a. 3-24.
b. 3-14.
c.
3-7.
d. none of the above.
MD0170
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