Prevention of Lice and Cockroaches

Question 1

where is the pediculus humanus humanus usually found

Answer 1

on areas of the body other than the head and neck. attaches nits to clothing and undergarment

Question 2

what is another name for pediculus humanus capitis

Answer 2

head louse. usually found on the head and neck, but can be found on other hairy parts of the body.

Question 3

what is another name for crab louse

Answer 3

phthirus pubis. located on hair in the pubic, anus, and eyebrows.

Question 4

what are the control methods for lice

Answer 4

elimite (permethrin) shampoo.

wash all clothing in 37.8 C (100 F) or higher to greatly reduce the eggs from hatching.

wash all brushes and combs with hot water and soap. avoid use of common articles

Question 5

distinguishing characteristics of the german cockroach

Answer 5

two longitudinal dark stripes near the head. most common indoor species, especially in and around food service areas.

Question 6

characteristics of the brown banded cockroach

Answer 6

lighter in color than the german cockroach. two yellow cross bands near the base and two transverse light band on the dorsal surface of the nymphs.

common in hotels and motels. not considered a food service area species

Question 7

characteristics of the american cockroach

Answer 7

dark reddish brown. the anterior dorsal plate behind the head has a conspicuous yellow posterior border strip.

filthy habits, potential dangerous disease vector

Question 8

control methods for cockroaches

Answer 8

sanitation (most important non chemical measure)

eliminate harborages

surveillance and chemical control

Question 9

periodicity of surveys in food service areas with sticky traps

Answer 9

every 2 weeks

Question 10

how long should you refrain from a complete field day on treated spaces

Answer 10

24 hrs

Question 11

what kind of habits does a german cockroach need for survival

Answer 11

food, water, harborage, and warmth