DH 101 Exam Questions with Verified
Solutions
How does an autoclave Sterilize? - ANSWER-Steam heat under pressure
What is an advantage of sterilization by steam under pressure? - ANSWER-It is
economical
What are characteristics of an ideal disinfectant? - ANSWER-Economical and broad
spectrum antimicrobial
Utility or heavy-duty gloves are used for which of the following procedures? - ANSWER-
Clean up and set up of the dental operatory and processing of contaminated dental
instruments.
Of the methods of sterilization, which one requires the longest time to complete? -
ANSWER-Dry Heat
In the classification of inanimate objects, which of the following is considered semi-
critical? - ANSWER-Semicritical items are those that come in contact with mucous
membranes, but not sterile body cavities examples: Mouth Mirror, impression trays
True or false A.High level disinfectants inactivate spores and all forms of bacteria, fungi
and viruses. B. Intermediate level disinfectants inactivate all forms of microorganisms
but do not destroy spores. - ANSWER-Both are true
Which groups are at high risk of developing a latex allergy? - ANSWER-People with
spina bifida
Healthcare workers
People with banana allergies
Immunization for which disease is particularly important for female employees of
childbearing age? - ANSWER-Rubella
List the correct order of donning personal protective equipment (PPE) for the dental
hygienist. - ANSWER-Gown, Mask, eyewear, gloves
Which types of hepatitis are spread through blood transmission? - ANSWER-B,C,D
Which two infections are caused by the varicella-zoster virus? - ANSWER-Chicken Pox,
Shingles
,Which type of hepatitis is present only when the person has hepatitis B also? -
ANSWER-Hepatitis D
Which of the following is the primary transmission route for tuberculosis (TB)? -
ANSWER-Through Air, Inhalling
Which of the following is herpetic whitlow? - ANSWER-Herpes infection in finger
What is the best way to break the chain of transmission of hepatitis B? - ANSWER-
Handwashing
Not sharing contaminated needles
Practicing safe sex
Avoiding blood-to-blood contact with an infected individuale
Wearing a mask and protective eye wear while treating patients
In which case is deferral of dental treatment illegal? - ANSWER-When a patient states
that he or she has HIV on the health history.
Hepatitis involves inflammation of which organ? - ANSWER-Liver
Cross-contamination refers to the spread of microorganisms from one source to
another; this may include which of the following? - ANSWER-Person to person, person
to inanimate object, and inanimate object to person
Which of the following is not a Healthy People 2020 objective related to direct patient
care? - ANSWER-Decision-making should be solely the responsibility of providers.
True or false A. Handwashing is considered the most important single procedure for the
prevention of cross contamination. B. Hands should be washed before gloving and after
glove removal. - ANSWER-both are correct
When should the face mask be changed? - ANSWER-For each patient, when it
becomes wet, and at least every 30 mins
When should standard precautions be practiced? - ANSWER-All patient care
Which of the following is true for dental patient records? - ANSWER-Paper records
handwritten have historically been how dental records are maintained.
Which should be charted in the patient's periodontal record? - ANSWER-Missing teeth
The location of bridges, pontics, and implants
Probing depths
In which section of a SOAP chart would a hygienist note bleeding in the patient's
gingiva? - ANSWER-Objective
, Dental caries is charted in: - ANSWER-red
A person's health is not static; therefore, a health history must be updated when or how
often? - ANSWER-At each and every appointment
What is the best way to obtain a complete patient history? - ANSWER-A combination of
questionnaire and interview
Which of the following is true for the information in the patient's health history? -
ANSWER-It is a confidential and legal document to be handwritten in permanent ink
Which of the following is a condition with potential oral manifestations? - ANSWER-
Phenytion-induced gingival overgrowth
A) Patients currently taking an antibiotic may require a different class of antibiotic to be
covered for antibiotic prophylaxis. B) A dose of antibiotic must be taken prior to and
after the dental treatment for complete prophylactic coverage. - ANSWER-Statement A
is true and statement B is false.
A patient may need antibiotic premedication because of the possibility of creating a
____________________ when the oral tissues are manipulated.
Group of answer choices
periodontal disease
bacteremia
herpetic lesion
spiral heart lesion - ANSWER-bacteremia
A) Antibiotic prophylaxis may prevent a very small number of cases of IE, if any, in
patients receiving a dental or dental hygiene treatment procedure. B) Maintenance of
healthy tissues by the patient through personal daily care and routine professional
supervision is first in the prevention of bacteremias.
Group of answer choices
Statement A is true and statement B is false.
Statement A is false and statement B is true
Both statements are true.
Both statements are false. - ANSWER-Both statements are true.
Which of the following is not an appointment procedure consideration for the
cardiovascular patient?
Group of answer choices
Increased bleeding
Premedication for stress
To ensure medications have been taken.
To monitor vital signs - ANSWER-Increased bleeding
Solutions
How does an autoclave Sterilize? - ANSWER-Steam heat under pressure
What is an advantage of sterilization by steam under pressure? - ANSWER-It is
economical
What are characteristics of an ideal disinfectant? - ANSWER-Economical and broad
spectrum antimicrobial
Utility or heavy-duty gloves are used for which of the following procedures? - ANSWER-
Clean up and set up of the dental operatory and processing of contaminated dental
instruments.
Of the methods of sterilization, which one requires the longest time to complete? -
ANSWER-Dry Heat
In the classification of inanimate objects, which of the following is considered semi-
critical? - ANSWER-Semicritical items are those that come in contact with mucous
membranes, but not sterile body cavities examples: Mouth Mirror, impression trays
True or false A.High level disinfectants inactivate spores and all forms of bacteria, fungi
and viruses. B. Intermediate level disinfectants inactivate all forms of microorganisms
but do not destroy spores. - ANSWER-Both are true
Which groups are at high risk of developing a latex allergy? - ANSWER-People with
spina bifida
Healthcare workers
People with banana allergies
Immunization for which disease is particularly important for female employees of
childbearing age? - ANSWER-Rubella
List the correct order of donning personal protective equipment (PPE) for the dental
hygienist. - ANSWER-Gown, Mask, eyewear, gloves
Which types of hepatitis are spread through blood transmission? - ANSWER-B,C,D
Which two infections are caused by the varicella-zoster virus? - ANSWER-Chicken Pox,
Shingles
,Which type of hepatitis is present only when the person has hepatitis B also? -
ANSWER-Hepatitis D
Which of the following is the primary transmission route for tuberculosis (TB)? -
ANSWER-Through Air, Inhalling
Which of the following is herpetic whitlow? - ANSWER-Herpes infection in finger
What is the best way to break the chain of transmission of hepatitis B? - ANSWER-
Handwashing
Not sharing contaminated needles
Practicing safe sex
Avoiding blood-to-blood contact with an infected individuale
Wearing a mask and protective eye wear while treating patients
In which case is deferral of dental treatment illegal? - ANSWER-When a patient states
that he or she has HIV on the health history.
Hepatitis involves inflammation of which organ? - ANSWER-Liver
Cross-contamination refers to the spread of microorganisms from one source to
another; this may include which of the following? - ANSWER-Person to person, person
to inanimate object, and inanimate object to person
Which of the following is not a Healthy People 2020 objective related to direct patient
care? - ANSWER-Decision-making should be solely the responsibility of providers.
True or false A. Handwashing is considered the most important single procedure for the
prevention of cross contamination. B. Hands should be washed before gloving and after
glove removal. - ANSWER-both are correct
When should the face mask be changed? - ANSWER-For each patient, when it
becomes wet, and at least every 30 mins
When should standard precautions be practiced? - ANSWER-All patient care
Which of the following is true for dental patient records? - ANSWER-Paper records
handwritten have historically been how dental records are maintained.
Which should be charted in the patient's periodontal record? - ANSWER-Missing teeth
The location of bridges, pontics, and implants
Probing depths
In which section of a SOAP chart would a hygienist note bleeding in the patient's
gingiva? - ANSWER-Objective
, Dental caries is charted in: - ANSWER-red
A person's health is not static; therefore, a health history must be updated when or how
often? - ANSWER-At each and every appointment
What is the best way to obtain a complete patient history? - ANSWER-A combination of
questionnaire and interview
Which of the following is true for the information in the patient's health history? -
ANSWER-It is a confidential and legal document to be handwritten in permanent ink
Which of the following is a condition with potential oral manifestations? - ANSWER-
Phenytion-induced gingival overgrowth
A) Patients currently taking an antibiotic may require a different class of antibiotic to be
covered for antibiotic prophylaxis. B) A dose of antibiotic must be taken prior to and
after the dental treatment for complete prophylactic coverage. - ANSWER-Statement A
is true and statement B is false.
A patient may need antibiotic premedication because of the possibility of creating a
____________________ when the oral tissues are manipulated.
Group of answer choices
periodontal disease
bacteremia
herpetic lesion
spiral heart lesion - ANSWER-bacteremia
A) Antibiotic prophylaxis may prevent a very small number of cases of IE, if any, in
patients receiving a dental or dental hygiene treatment procedure. B) Maintenance of
healthy tissues by the patient through personal daily care and routine professional
supervision is first in the prevention of bacteremias.
Group of answer choices
Statement A is true and statement B is false.
Statement A is false and statement B is true
Both statements are true.
Both statements are false. - ANSWER-Both statements are true.
Which of the following is not an appointment procedure consideration for the
cardiovascular patient?
Group of answer choices
Increased bleeding
Premedication for stress
To ensure medications have been taken.
To monitor vital signs - ANSWER-Increased bleeding
