Page 1 of 98
HESI DENTAL HYGIENE STUDY GUIDE WITH
PRACTICE QUESTIONS WITH VERIFIED ANSWERS
TESTED AND APPROVED!!!
Which mode of transmission spreads disease by inhaling airborne microorganism
(AEROSOLS)?
A. Indirect contact
B. Direct contact
C. Inhalation
D. Fecal-oral transmission
E. Nasal and eye membranes or oral mucosa via droplets -- ANSWER--Inhalation
What OSHA documents impact INFECTION CONTROL and prevention in dentistry?
A. Hospital antimicrobial disinfectant registrations
B. Hazard Communication standard
C. CDC Guidelines for Infection Control in Dental Healthcare Settings
D. Bloodborne Pathogen standard
E. Hazardous waste regulations
F. All of the above -- ANSWER--Bloodborne Pathogen standard and Hazard
Communication standard
,Page 2 of 98
Which agency developed infection control GUIDELINES for healthcare settings? --
ANSWER--CDC (Center for Disease Control and Prevention)
What CDC document impacts INFECTION CONTROL and prevention in dentistry?
A. Bloodborne Pathogen standard
B. Hazard Communication standard
C. CDC Guidelines for Infection Control in Dental Healthcare Settings
D. Hospital antimicrobial disinfectant registrations
E. Hazardous waste regulations
F. All of the above -- ANSWER--CDC Guidelines for Infection Control in Dental
Healthcare Settings
What type of item can PENETRATE the skin and other tissues?
A. sharps
B. gloves
C. cups
D. saliva ejectors -- ANSWER--sharps
What term describes puncture-resistant containers for DISPOSAL of sharp items that could
puncture skin?
A. sharps container
B. trashcan
C. autoclave -- ANSWER--sharps container
,Page 3 of 98
T/F Sharps containers must be closable, puncture-resistant, leak-proof, and labeled with a
BIOHAZARD SYMBOL. The CDC recommends that they can be located anywhere in the
dental office. -- ANSWER--The first statement is true, second is false (CDC recommends
sharps container be AS CLOSE to work area as possible.
Which mode of transmission requires PERSON-TO-PERSON body contact with blood, oral
fluids, or other patient material?
A. Indirect contact
B. Direct contact
C. Inhalation
D. Fecal-oral transmission
E. Nasal and eye membranes or oral mucosa via droplets -- ANSWER--Direct contact
Which mode of transmission spreads disease agents through FOMITES (objects or surfaces)?
A. Indirect contact
B. Direct contact
C. Inhalation
D. Fecal-oral transmission
E. Nasal and eye membranes or oral mucosa via droplets -- ANSWER--Indirect contact
A person cuts themselves with a contaminated needle. This is an example of what type of
mode of transmission?
A. Indirect contact
B. Direct contact
C. Inhalation
D. Fecal-oral transmission
, Page 4 of 98
E. Nasal and eye membranes or oral mucosa via droplets -- ANSWER--Indirect contact
Which mode of transmission spreads disease agents from person to person, typically through
RESPIRATORY DROPLETS from coughing, sneezing, or talking?
A. Indirect contact
B. Direct contact
C. Inhalation
D. Fecal-oral transmission
E. Nasal and eye membranes or oral mucosa via droplets -- ANSWER--Nasal and eye
membranes or oral mucosa via droplets
Which agency is a FEDERAL agency that enforces WORKPLACE SAFETY -- ANSWER-
OSHA (occupational safety and health administration)
Which agency protects EMPLOYEES by improving ENGENNERING controls and
enforcing PPE -- ANSWER--OSHA
Is OSHA a REGULATORY agency? -- ANSWER--yes
Which agency regulates DISPOSAL of HAZARDOUS materials like medical and chemical
waste? -- ANSWER--EPA (Environmental protection agency)
Which agency regulates registration of CHEMICAL GERMICIDES used for healthcare? --
ANSWER--EPA
HESI DENTAL HYGIENE STUDY GUIDE WITH
PRACTICE QUESTIONS WITH VERIFIED ANSWERS
TESTED AND APPROVED!!!
Which mode of transmission spreads disease by inhaling airborne microorganism
(AEROSOLS)?
A. Indirect contact
B. Direct contact
C. Inhalation
D. Fecal-oral transmission
E. Nasal and eye membranes or oral mucosa via droplets -- ANSWER--Inhalation
What OSHA documents impact INFECTION CONTROL and prevention in dentistry?
A. Hospital antimicrobial disinfectant registrations
B. Hazard Communication standard
C. CDC Guidelines for Infection Control in Dental Healthcare Settings
D. Bloodborne Pathogen standard
E. Hazardous waste regulations
F. All of the above -- ANSWER--Bloodborne Pathogen standard and Hazard
Communication standard
,Page 2 of 98
Which agency developed infection control GUIDELINES for healthcare settings? --
ANSWER--CDC (Center for Disease Control and Prevention)
What CDC document impacts INFECTION CONTROL and prevention in dentistry?
A. Bloodborne Pathogen standard
B. Hazard Communication standard
C. CDC Guidelines for Infection Control in Dental Healthcare Settings
D. Hospital antimicrobial disinfectant registrations
E. Hazardous waste regulations
F. All of the above -- ANSWER--CDC Guidelines for Infection Control in Dental
Healthcare Settings
What type of item can PENETRATE the skin and other tissues?
A. sharps
B. gloves
C. cups
D. saliva ejectors -- ANSWER--sharps
What term describes puncture-resistant containers for DISPOSAL of sharp items that could
puncture skin?
A. sharps container
B. trashcan
C. autoclave -- ANSWER--sharps container
,Page 3 of 98
T/F Sharps containers must be closable, puncture-resistant, leak-proof, and labeled with a
BIOHAZARD SYMBOL. The CDC recommends that they can be located anywhere in the
dental office. -- ANSWER--The first statement is true, second is false (CDC recommends
sharps container be AS CLOSE to work area as possible.
Which mode of transmission requires PERSON-TO-PERSON body contact with blood, oral
fluids, or other patient material?
A. Indirect contact
B. Direct contact
C. Inhalation
D. Fecal-oral transmission
E. Nasal and eye membranes or oral mucosa via droplets -- ANSWER--Direct contact
Which mode of transmission spreads disease agents through FOMITES (objects or surfaces)?
A. Indirect contact
B. Direct contact
C. Inhalation
D. Fecal-oral transmission
E. Nasal and eye membranes or oral mucosa via droplets -- ANSWER--Indirect contact
A person cuts themselves with a contaminated needle. This is an example of what type of
mode of transmission?
A. Indirect contact
B. Direct contact
C. Inhalation
D. Fecal-oral transmission
, Page 4 of 98
E. Nasal and eye membranes or oral mucosa via droplets -- ANSWER--Indirect contact
Which mode of transmission spreads disease agents from person to person, typically through
RESPIRATORY DROPLETS from coughing, sneezing, or talking?
A. Indirect contact
B. Direct contact
C. Inhalation
D. Fecal-oral transmission
E. Nasal and eye membranes or oral mucosa via droplets -- ANSWER--Nasal and eye
membranes or oral mucosa via droplets
Which agency is a FEDERAL agency that enforces WORKPLACE SAFETY -- ANSWER-
OSHA (occupational safety and health administration)
Which agency protects EMPLOYEES by improving ENGENNERING controls and
enforcing PPE -- ANSWER--OSHA
Is OSHA a REGULATORY agency? -- ANSWER--yes
Which agency regulates DISPOSAL of HAZARDOUS materials like medical and chemical
waste? -- ANSWER--EPA (Environmental protection agency)
Which agency regulates registration of CHEMICAL GERMICIDES used for healthcare? --
ANSWER--EPA
