Residential and Institutional Environment Part 2 (LEHS Review Guide Test 5) (Reference Salvato)

Short term exposure to formaldehyde levels above __________ can cause serious health or life threatening reactions. a. 50 ppm b. 20 ppm c. 10 ppm d. 0.5 ppm

a. 50 ppm (pg. 1221)

The housing code, regardless of who promulgates it, is (answer found in chapter 2): a. a complex environmental health code requiring the involvement of environmental health scientists and sanitarians b. best left in building and housing departments not associated with the management of environmental health and protection issues c. not a good utilization of the expertise of the environmental health professional d. a program that does not require refined management skills

a. a complex environmental health code requiring the involvement of environmental health scientists and sanitarians (pg. 160)

The high moisture content of vent gases create: a. acids which eat away at the mortar in the chimney b. C2H2O c. possible explosion hazard due to combustible gas d. all of the above

a. acids which eat away at the mortar in the chimney (pg. 1229)

Which of the following are not typically members of the infection control committee? a. hospital CEO b. environmental control officer c. infection control nurse d. a physician representative

a. hospital CEO (pg. 1234)

Which of the following is the primary cause of indoor air quality problems? a. inadequate ventilation b. contaminated outside air c. radon d. ragweed

a. inadequate ventilation (pg. 1214)

Utilization of ___________ will save the agency time and expense through the avoidance of extensive court time and demonstrate that the agency uses legal action only as a measure of last resort. a. informal and formal hearings b. fines and tickets c. condemnation d. targeting low income areas for inspection

a. informal and formal hearings (pg. 1193)

Mobile homes have been in general production since: a. 1943 b. 1957 c. 1965 d. 1970

b. 1957 (pg. 1231)

If radon is a problem in your area, the following locations would be rooms of higher risks: a. areas with showers and flood drains b. basements c. washrooms d. all of the above

b. basements (pg. 1222)

In children, blood lead levels (BLLs) more than ___________ are associated with decreased intellectual performance and other adverse health events. a. 2 ppm b. 5 AO c. 10 ug/dL d. 15 ppm

c. 10 ug/dL (MMWR)

Office space should provide at least _________ per min per occupant of clean outside air at minimum where smoking is not prohibited. a. 5 ft3 b. 10 ft3 c. 20 ft3 d. 30 ft3

c. 20 ft3 (pg. 1222)

To prevent chimney backdrafts, the chimney must be constructed __________ inches above the highest point of the roof at a minimum of: a. 4 inches b. 8 inches c. 24 inches d. 48 inches

c. 24 inches (pg. 1229)

Most urban dwellers spend what percent of their total time indoors? a. 10 to 20% b. 25 to 50% c. 80 to 90% d. 70 to 80%

c. 80 to 90% (pg. 1214)

Radon is detected in a home through the use of: a. geiger counters b. beta counters c. alpha counters d. none of the above

c. alpha counters (pg. 1218)

All of the following are characteristics of an ideal shielding material for lead paint surfaces except (answer found in chapter 1): a. vermin-proof b. low cost c. high density and mass d. non-toxic

c. high density and mass (pg. 110)

Lead levels exceeded 10ug/dL in U.S. children aged 6 and under in 1990 (answer found in MMWR March 12, 1993, Vol. 42/No. 9) a. 300,000 b. 3,000 c. 1,000,000 d. 3,000,000

d. 3,000,000 (MMWR)

CDC advocates a multi-tiered approach for environmental management of lead threats. This approach has which of the following steps? a. investigation and reduction of hazards b. near universal screening c. identification and remediation of hazards d. all of of the above

d. all of the above (pg. 1219)

The major potential entry sources of radon are: a. cracks in concrete floors b. floor drains c. drainage sumps d. all of the above

d. all of the above (pg. 1219)

Exposure to formaldehyde can cause: a. irritation to the respiratory passages b. contact dermatitis c. disturbed sleep d. all of the above

d. all of the above (pg. 1221)

The best control of formaldehyde air pollution in the home is: a. avoidance of the use of formaldehyde containing products b. the coating and sealing of materials containing formaldehyde c. increasing the amount of outside air d. all of the above

d. all of the above (pg. 1221)

Most mobile homes are: a. occupied by the owners b. 33% are 65 years old or older c. 33% are 35 years old or younger d. all of the above

d. all of the above (pg. 1231)

The reasons for nosocomial infections in hospitals and nursing homes are: a. older patients with chronic diseases b. increased numbers of high risk patients c. invasive procedures d. all of the above

d. all of the above (pg. 1233)

Which of the following are most frequent disease transmission routes in child day care centers? a. respiratory b. fecal oral route c. intimate contact d. all of the above

d. all of the above (pg. 1246)

Individuals assigned to regulatory programs should be: a. exceptionally qualified by both training and experience b. have degrees in institutional control c. have achieved appropriate certifications d. both a and c

d. both a and c (pg. 1246)

Radon cannot be reduced with which of the following devices? a. humidifier b. electrostatic precipitators c. ionizers d. none of the above

d. none of the above (pg. 1217)