Preclinical Dental Hygiene Exam 1
Questions and Answers Latest Version
Already Passed
What is the first step in patient preparation before any clinical dental hygiene procedure?
✔✔Medical history review
What is the primary purpose of using a dental mirror during an intraoral exam?
✔✔Indirect vision
What instrument is commonly used for detecting calculus and tooth irregularities?
✔✔Explorer
What is the correct patient positioning for maxillary instrumentation?
✔✔Supine with chin up
What is the main reason for using a fulcrum during instrumentation?
✔✔Stability and control
1
,What is the correct grasp used when holding dental hygiene instruments?
✔✔Modified pen grasp
What is the role of saliva in oral health?
✔✔Lubrication and cleansing
What is the purpose of periodontal charting?
✔✔To measure and record pocket depths
What part of the instrument is used to adapt to the tooth surface?
✔✔Working end
What is the best way to prevent cross-contamination in the operatory?
✔✔Proper infection control protocols
What is the purpose of a health history update at each dental visit?
✔✔To ensure patient safety and proper care
2
,What is the most important reason for sharpening instruments?
✔✔To maintain effectiveness and reduce fatigue
What is the recommended angulation between the face of the blade and the tooth during scaling?
✔✔Between 45 and 90 degrees
What structure supports the tooth within the alveolar bone?
✔✔Periodontal ligament
What is the term for hardened plaque that adheres to the tooth surface?
✔✔Calculus
What part of the tooth is covered by enamel?
✔✔Crown
What is the term for a soft deposit that forms on the teeth and is easily removed?
✔✔Plaque
3
, What is the primary cause of gingivitis?
✔✔Plaque accumulation
What does the term "prophylaxis" refer to in dental hygiene?
✔✔Preventive cleaning to maintain oral health
What is the appropriate action if a patient experiences syncope during a procedure?
✔✔Place the patient in a supine position and monitor vital signs
What is the most effective method for removing supragingival plaque?
✔✔Brushing and flossing
What is the term for inflammation of the gums?
✔✔Gingivitis
What is the instrument used for removing heavy calculus deposits?
✔✔Sickle scaler
4
Questions and Answers Latest Version
Already Passed
What is the first step in patient preparation before any clinical dental hygiene procedure?
✔✔Medical history review
What is the primary purpose of using a dental mirror during an intraoral exam?
✔✔Indirect vision
What instrument is commonly used for detecting calculus and tooth irregularities?
✔✔Explorer
What is the correct patient positioning for maxillary instrumentation?
✔✔Supine with chin up
What is the main reason for using a fulcrum during instrumentation?
✔✔Stability and control
1
,What is the correct grasp used when holding dental hygiene instruments?
✔✔Modified pen grasp
What is the role of saliva in oral health?
✔✔Lubrication and cleansing
What is the purpose of periodontal charting?
✔✔To measure and record pocket depths
What part of the instrument is used to adapt to the tooth surface?
✔✔Working end
What is the best way to prevent cross-contamination in the operatory?
✔✔Proper infection control protocols
What is the purpose of a health history update at each dental visit?
✔✔To ensure patient safety and proper care
2
,What is the most important reason for sharpening instruments?
✔✔To maintain effectiveness and reduce fatigue
What is the recommended angulation between the face of the blade and the tooth during scaling?
✔✔Between 45 and 90 degrees
What structure supports the tooth within the alveolar bone?
✔✔Periodontal ligament
What is the term for hardened plaque that adheres to the tooth surface?
✔✔Calculus
What part of the tooth is covered by enamel?
✔✔Crown
What is the term for a soft deposit that forms on the teeth and is easily removed?
✔✔Plaque
3
, What is the primary cause of gingivitis?
✔✔Plaque accumulation
What does the term "prophylaxis" refer to in dental hygiene?
✔✔Preventive cleaning to maintain oral health
What is the appropriate action if a patient experiences syncope during a procedure?
✔✔Place the patient in a supine position and monitor vital signs
What is the most effective method for removing supragingival plaque?
✔✔Brushing and flossing
What is the term for inflammation of the gums?
✔✔Gingivitis
What is the instrument used for removing heavy calculus deposits?
✔✔Sickle scaler
4
