NBDHE SHORT VERSION MOST
COMMON QUESTIONS WITH COMPLETE
SOLUTIONS
What is the primary purpose of a dental health history review?
✔✔ To identify risk factors and current conditions affecting oral health.
What is the most common cause of halitosis?
✔✔ Bacterial buildup on the tongue and in the mouth.
What is the key characteristic of a Class I dental cavity?
✔✔ It affects the pits and fissures on the occlusal surfaces of the molars and premolars.
How does a dental hygienist typically handle a patient with an infectious disease?
✔✔ By following strict infection control procedures to prevent transmission.
1
,What is the primary function of dental floss?
✔✔ To remove plaque and food particles from between the teeth and below the gumline.
What is the recommended technique for brushing teeth?
✔✔ Using a soft-bristled brush with a gentle circular motion.
What is the most effective method to prevent gingival inflammation?
✔✔ Regular brushing and flossing to remove plaque.
What is the role of xylitol in dental health?
✔✔ To inhibit the growth of cavity-causing bacteria and promote oral health.
What does the term “prophylaxis” mean in dental care?
2
,✔✔ A professional cleaning procedure to remove plaque and tartar from the teeth.
How can diet influence oral health?
✔✔ High sugar intake can lead to increased plaque formation and cavities.
What is a common sign of a dental abscess?
✔✔ Persistent pain and swelling in the affected area.
What does “periodontal probing” measure?
✔✔ The depth of the pockets around the teeth to assess gum health.
What type of dental treatment is used to correct a misaligned bite?
✔✔ Orthodontic treatment, such as braces or aligners.
3
, What is the function of a dental dam during a procedure?
✔✔ To isolate the tooth being treated and protect the rest of the mouth.
How does smoking affect oral health?
✔✔ It increases the risk of gum disease, tooth loss, and oral cancer.
What is the primary function of dental sealants?
✔✔ To prevent cavities by coating the chewing surfaces of teeth.
What is the significance of using a radiograph in dentistry?
✔✔ To visualize internal structures of teeth and bone for diagnosis.
What is the purpose of a bitewing radiograph?
4
COMMON QUESTIONS WITH COMPLETE
SOLUTIONS
What is the primary purpose of a dental health history review?
✔✔ To identify risk factors and current conditions affecting oral health.
What is the most common cause of halitosis?
✔✔ Bacterial buildup on the tongue and in the mouth.
What is the key characteristic of a Class I dental cavity?
✔✔ It affects the pits and fissures on the occlusal surfaces of the molars and premolars.
How does a dental hygienist typically handle a patient with an infectious disease?
✔✔ By following strict infection control procedures to prevent transmission.
1
,What is the primary function of dental floss?
✔✔ To remove plaque and food particles from between the teeth and below the gumline.
What is the recommended technique for brushing teeth?
✔✔ Using a soft-bristled brush with a gentle circular motion.
What is the most effective method to prevent gingival inflammation?
✔✔ Regular brushing and flossing to remove plaque.
What is the role of xylitol in dental health?
✔✔ To inhibit the growth of cavity-causing bacteria and promote oral health.
What does the term “prophylaxis” mean in dental care?
2
,✔✔ A professional cleaning procedure to remove plaque and tartar from the teeth.
How can diet influence oral health?
✔✔ High sugar intake can lead to increased plaque formation and cavities.
What is a common sign of a dental abscess?
✔✔ Persistent pain and swelling in the affected area.
What does “periodontal probing” measure?
✔✔ The depth of the pockets around the teeth to assess gum health.
What type of dental treatment is used to correct a misaligned bite?
✔✔ Orthodontic treatment, such as braces or aligners.
3
, What is the function of a dental dam during a procedure?
✔✔ To isolate the tooth being treated and protect the rest of the mouth.
How does smoking affect oral health?
✔✔ It increases the risk of gum disease, tooth loss, and oral cancer.
What is the primary function of dental sealants?
✔✔ To prevent cavities by coating the chewing surfaces of teeth.
What is the significance of using a radiograph in dentistry?
✔✔ To visualize internal structures of teeth and bone for diagnosis.
What is the purpose of a bitewing radiograph?
4
