FREE NDHCE Oral Health Questions and Answers
What is the role of saliva in maintaining oral health?
Saliva plays a critical role in maintaining oral health by neutralizing acids, washing away food particles, and providing disease-fighting substances throughout the mouth.
Which of the following is most effective in preventing dental caries?
Fluoride helps strengthen tooth enamel, making it more resistant to decay and is a key component in preventing dental caries.
Which nutrient is most important for maintaining healthy gums?
Vitamin C is essential for the health of gums as it helps in the repair and regeneration of tissues, and its deficiency can lead to gum disease like scurvy.
Which dental condition is characterized by inflammation of the gingiva without bone loss?
Gingivitis is the inflammation of the gums (gingiva) that does not involve loss of bone or connective tissue, and it is reversible with proper oral hygiene.
What is the primary goal of oral health care in dental hygiene?
The main focus of dental hygiene is the prevention of oral diseases such as cavities, gingivitis, and periodontitis through regular care and education.