DHYG 1227: Exam 1 Question and
answers 100% correct 2026/2027
If the acquired pellicle is displaced or disrupted, how soon does it begin to reform? - correct answer
immediately
The coating of salivary origin that forms on exposed tooth surfaces is called the: - correct answer
acquired pellicle
What phase of the dental hygiene process involves determining dental hygiene therapy and the
establishment of realistic patient goals? - correct answer planning
What term specifically implies that treatment is limited to that which can be accomplished by qualified
and licensed hygienists? - correct answer dental hygiene diagnosis
Which one of the following is a loosely adherent mass of living and dead bacteria and cellular debris and
is white or grayish-white in appearance? - correct answer materia alba
How soon does dental plaque begin forming on teeth after brushing and flossing? - correct answer 4-12
hours
Which of the following is NOT considered a category of dental disease? - correct answer none of the
above
T/F: Demineralization is the loss of minerals while remineralization is replaced the minerals that have
been lost. - correct answer True
T/F: In order to be culturally competent, one should eliminate idioms or phrases in speech because
these have a basis in American culture are NOT universally understood. Avoiding "yes" and "no"
, questions and encouraging clients to ask questions is also a basic tenet for all health communication. -
correct answer True
How soon does dental calculus formation begin after dental plaque biofilm is left undisturbed? - correct
answer 24-72 hours
What are the two most widespread of all human diseases resulting from the accumulation of bacteria? -
correct answer caries and gingivitis
Which of the following is a concern for clients who have limited English proficiency? - correct answer all
of the above
T/F: All caries start as incipient lesions and all incipient lesions progress to overt caries. - correct answer
first statement is true, second is false
Which of the following is NOT an example of primary prevention? - correct answer periodontal
debridement
T/F:Regular oral exams are beneficial in systemic disease prevention/detection because systemic
diseases have an influence on dental health. - correct answer True
T/F: Supragingival plaque is associated with gingivitis and periodontitis, whereas subgingival plaque is
associated with caries and gingivitis. - correct answer False
Secondary prevention can also be termed: - correct answer restorative
T/F: Cultural diversity is when many different cultures are present in a group. As a RDH, we must be
aware of these cultures and respect them, which will lead to an increase in trust and treatment
acceptance from our patients. - correct answer True
answers 100% correct 2026/2027
If the acquired pellicle is displaced or disrupted, how soon does it begin to reform? - correct answer
immediately
The coating of salivary origin that forms on exposed tooth surfaces is called the: - correct answer
acquired pellicle
What phase of the dental hygiene process involves determining dental hygiene therapy and the
establishment of realistic patient goals? - correct answer planning
What term specifically implies that treatment is limited to that which can be accomplished by qualified
and licensed hygienists? - correct answer dental hygiene diagnosis
Which one of the following is a loosely adherent mass of living and dead bacteria and cellular debris and
is white or grayish-white in appearance? - correct answer materia alba
How soon does dental plaque begin forming on teeth after brushing and flossing? - correct answer 4-12
hours
Which of the following is NOT considered a category of dental disease? - correct answer none of the
above
T/F: Demineralization is the loss of minerals while remineralization is replaced the minerals that have
been lost. - correct answer True
T/F: In order to be culturally competent, one should eliminate idioms or phrases in speech because
these have a basis in American culture are NOT universally understood. Avoiding "yes" and "no"
, questions and encouraging clients to ask questions is also a basic tenet for all health communication. -
correct answer True
How soon does dental calculus formation begin after dental plaque biofilm is left undisturbed? - correct
answer 24-72 hours
What are the two most widespread of all human diseases resulting from the accumulation of bacteria? -
correct answer caries and gingivitis
Which of the following is a concern for clients who have limited English proficiency? - correct answer all
of the above
T/F: All caries start as incipient lesions and all incipient lesions progress to overt caries. - correct answer
first statement is true, second is false
Which of the following is NOT an example of primary prevention? - correct answer periodontal
debridement
T/F:Regular oral exams are beneficial in systemic disease prevention/detection because systemic
diseases have an influence on dental health. - correct answer True
T/F: Supragingival plaque is associated with gingivitis and periodontitis, whereas subgingival plaque is
associated with caries and gingivitis. - correct answer False
Secondary prevention can also be termed: - correct answer restorative
T/F: Cultural diversity is when many different cultures are present in a group. As a RDH, we must be
aware of these cultures and respect them, which will lead to an increase in trust and treatment
acceptance from our patients. - correct answer True
