clinic theory III exam 2 dentalcare.com

A. cutting edge

1.The blade on the working end of the instrument is also known as _______________.

A. cutting edge

B. honing edge

C. cross-section

D. back side

D. A and C only

Which of the following things have to be considered when working on a maxillary first premolar?

A. Number of roots present.

B. The furcation in the roots occurs in the last ¼ of the root.

C. Mesial root concavity, on the crown from the contact, extending apically.

D. A and C only

E. Color

Considerations when selecting a handle option for new instruments include all of the following EXCEPT one. Which is the exception?

A. Weight

B. Size

C. Balance

D. Texture

E. Color

C. Gracey 17/18

Which of the following instruments will aid in accessing the distal of the mandibular 2nd molar and allow for traditional fulcruming in the area with less interference from the opposing arch?

A. Gracey 13/14

B. SN 137

C. Gracey 17/18

D. After-Five Gracey 13/14

C. Nevi 4

Which of the following instruments will effectively aid in the removal of posterior areas of heavy calculus under contact areas?

A. Gracey 11/12

B. Nevi 3

C. Nevi 4

D. Mini five Gracey 13/14

E. A, B, and C

The Extra-Rigid Graceys are designed for which of the following situations?

A. Heavy calculus

B. Gross scaling and root debridement

C. Surgery

D. A and B only

E. A, B, and C

A. Periodontal file

Which of the following instruments is designed with a series of parallel blades that are used in deep pockets to break up large, tenacious calculus deposits?

A. Periodontal file

B. Diamond tipped file

C. Gracey 13/14

D. Hoe

E. B or C

Which from the following instruments, would you select for scaling in a very narrow periodontal pocket on the lingual of #24?

A. Gracey 1/2

B. Vision Curvette 1/2

C. Vision Curvette Sub-0

D. Langer 3/4

E. B or C

A. Debridement curettes

Which of the following instruments has a small, disc shaped working end and used to remove small, residual calculus deposits?

A. Debridement curettes

B. Langer curettes

C. Gracey curettes

D. Nevi scalers

B. Finger-on-finger

Which if the following alternative fulcrums is demonstrated by placing the fulcrum on a finger placed on the same arch on which you are working.

A. Reinforced

B. Finger-on-finger

C. Cross arch

D. Extraoral

A. Maintenance Curettes

Which of the following is a series of curettes that are designed with a 60º honed terminal shank instead of the typical 70º?

A. Maintenance Curettes

B. Langer Curettes

C. Vision Curvettes

D. All of the above.

D. Both statements are false.

The hoe is used with a push stroke. The chisel is used with a push or pull stroke.

A. The first statement is true and the second statement is false.

B. The first statement is false and the second statement is true.

C. Both statements are true.

D. Both statements are false.

D. SN135/SN137

Which of the following instruments has 2 different instruments in one: a sickle on one end and a curette on the other?

A. Nevi 2

B. Extra Rigid Gracey

C. Hoe

D. SN135/SN137

A. Langer Curettes

Which of the following instruments has a universal blade with a Gracey design and a more rigid shank?

A. Langer Curettes

B. Vision Curvettes

C. Micro mini Curettes

D. Chisels

A. True

Diamond tipped curettes can only be used with loose tissue and exposed furcations

A. True

B. False

C. Bidirectional

The relationship between diet, oral health and systemic health is best described as;

A. Unidirectional

B. Irrelevant

C. Bidirectional

D. Linear

D. High glycemic diet

Which of the following dietary patterns is most likely to disrupt the balance of oral microbiota?

A. High fiber diet.

B. Mediterranean diet.

C. Plant based diet.

D. High glycemic diet

A. Vitamins

Which of the following are NOT considered macronutrients?

A. Vitamins.

B. Protein.

C. Fats.

D. Carbohydrates.

B. They contain all nine essential amino acids.

Why are animal proteins considered complete proteins?

A. They are high in saturated fat and cholesterol.

B. They contain all nine essential amino acids.

C. They are rich in fiber and antioxidants.

D. They are more environmentally sustainable.

C. The effect of carbohydrates on blood glucose.

What does the glycemic index (GI) measure?

A. The number of calories from carbohydrates.

B. The amount of trans fats in a food.

C. The effect of carbohydrates on blood glucose.

D. The essential amino acid quality of protein.

B. Supports calcium absorption and tooth mineralization.

What is the primary role of vitamin D in oral health?

A. Enhances connective tissue regeneration.

B. Supports calcium absorption and tooth mineralization.

C. Prevents dental decay by balancing the pH of the microbiome.

D. Aids in the stimulation of saliva.

A. Serves as an essential nutrient.

Which of the following is NOT a benefit of phytonutrients?

A. Serves as an essential nutrient.

B. Functions as an antioxidant to reduce inflammation.

C. Maintains the balance of the oral microbiome.

D. Reduces the risks of chronic diseases.

B. Dysbiosis.

What term is used to describe microbial imbalances in the body?

A. Symbiosis.

B. Dysbiosis.

C. Probiotics.

D. Fermentation.

D. Reduces volatile sulfur compounds.

What is the role of Streptococcus salivarius K12 in oral health?

A. Increases salivary production.

B. Increases C-reactive proteins.

C. Promotes biofilm formation.

D. Reduces volatile sulfur compounds.

B. To provide personalized dietary recommendations.

What is the goal of nutrigenomics in healthcare?

A. To promote universal dietary guidelines.

B. To provide personalized dietary recommendations.

C. To measure calorie intake for safe weight loss.

D. To promote fasting as a health strategy.

A. Periodontal disease and gingivitis.

Elevated C-reactive protein (CRP) levels in the oral cavity are often associated with which conditions?

A. Periodontal disease and gingivitis.

B. Oral cancer and leukoplakia.

C. Tooth sensitive and enamel erosion.

D. Bruxism and TMJ disorders.

C. It improves patient outcomes through collaboration.

Why is an interdisciplinary approach important in managing diabetes and oral health?

A. It reduces the need for medications.

B. It eliminates the need for dental visits.

C. It improves patient outcomes through collaboration.

D. It focuses on systemic health.

D. Including omega-3 fatty acids.

Which dietary components are emphasized in managing periodontal disease through precision nutrition counseling?

A. Avoiding dairy products.

B. Incorporating high glycemic carbohydrates.

C. Combining low-fiber foods.

D. Including omega-3 fatty acids.

B. To reduce neurodegenerative disease.

What is the primary purpose of the MIND diet?

A. To promote safe weight loss.

B. To reduce neurodegenerative disease.

C. To increase muscle mass.

D. To treat digestive disorders.

A. Xerostomia.

Which of the following are modifying factors that contribute to the development of dental caries?

A. Xerostomia.

B. Presence of streptococcus mutans.

C. Tooth morphology.

D. Cariogenic carbohydrates.

C. Contains Lactobacillus species.

Which of the following is a probiotic benefit associated of sauerkraut?

A. A variety of microbial strains.

B. Presences of lactic acid bacteria.

C. Contains Lactobacillus species.

D. Contains Aspergillus oryzae.

D. Cognitive behavioral therapy (CBT).

What is considered the “gold standard” for managing feeding and eating disorders (FED)?

A. Nutritional supplements.

B. Antibiotic therapy.

C. The DASH diet.

D. Cognitive behavioral therapy (CBT).

C. It includes fruits and vegetables.

What makes the modern Paleolithic diet more balanced compared to the Ketogenic and Carnivore diets?

A. It includes high fat dairy.

B. It allows for legumes.

C. It includes fruits and vegetables.

D. It allows for whole grains.

A. Calcium.

Which of the following minerals is the most abundant in the body while also playing a key role in the formation of hydroxyapatite?

A. Calcium.

B. Fluoride.

C. Phosphorus.

D. Magnesium.

B. Vitamin C.

Which water-soluble vitamin plays a key role in collagen formation in the oral cavity and can be found in citrus fruits, cruciferous vegetables, and greens?

A. Vitamin D.

B. Vitamin C.

C. Vitamin B.

D. Vitamin A.