DH 311 Review-A

Infectious Diseases & Infection Control

100

9. To prevent disease transmission, it is important that health care professionals establish a set of infection-control precautions. These are called _________ precautions. a. Universal b. Standard c. Controlled d. Both a and b e. All of the above

D

200

______________ is the government agency that enforces workplace safety regulations, including infection-control in healthcare settings.

What is OSHA

300

6. List the steps of sterilization in the correct sequence. a. Rinse in the sink b. Place in dish washer c. Place in dry heat sterilizer d. Wait to dry e. Place kits in ultra sonic f. Wrap and label (name and number of student & initial) g. Stamp (sterilizer # and date)

eabfcdg

400

What is the filtration efficiency for the standard face masks worn in the dental setting? A. 80%, filtering particles as small as 2μm B. 100%, filtering particles as small as 0.5μm C. 75%, filtering particles as small as 3μm D. 95%, filtering particles as small as 3μm

D

500

Which of the following is the CORRECT time and degree (in Fahrenheit) relationship for different types of sterilization methods? A. Unsaturated chemical vapor- 75 degrees for 10 hours B. Statim- 400 degrees for 3-10 minutes C. Autoclave- 250 degrees for 15-30 minutes D. Statim- 250 degrees for 30-60 minutes

C

Ergonomics & Med. Emergencies

100

The Normal pulse rate range for Adults is 60 to 100 beats per minute. True or False?

True

200

True or False: Factors that typically increase pulse rate include all of the following: exercise, stimulants, eating, strong emotion, and sleep.

False; sleep decreases PR

300

A patient with symptoms such as pale, clammy skin, drop in blood pressure, and nausea may be experiencing what condition? A. Shock B. Stroke C. Syncope D. Asthma

A. Shock

400

What are the most common causes for musculoskeletal disorders in dental hygiene? A. Prolonged static postures B. Failure to stretch periodically C. Cumulative traumas D. Two of the above E. All of the above

D- Two of the above (Prolonged static postures and cumulative traumas)

500

True or False. The four main risks associated with oral healthcare are related to hemostasis, drug reactions and interactions, age, and susceptibility to infection.

False- The four main risks associated with oral healthcare are related to hemostasis, susceptibility to infection, drug reactions and interactions, and ability to tolerate the stress of the appointment and procedure planned.

Anatomy & Instrumentation

100

The cross section of a working-end helps determine whether the instrument can be used subgingivally or supragingivally. Working-ends that are triangular in cross section are for subgingival use. a. The first statement is true. The second statement is false. b. The first statement is false. The second statement is true. c. Both statements are true. d. Both statements are false.

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

200

_______ Forms from apical migration of the junctional epithelium and destruction of periodontal fibers and bone A. Sulcus B. Gingival Pocket C. Periodontal pocket D. Healthy pocket

C. Periodontal Pocket

300

The earliest signs of periodontal involvement are not evident in a radiograph. True or False?

True

400

All of the following are considered to be a root alteration, anomaly or abnormality EXCEPT which one? a. Fused roots b. Enamel pearls c. Accessory roots d. Fluorosis

D. Fluorosis

500

Tissues that surround and support a tooth in the dental arch are known as the_____________. a. Sharpey Fibers b. Periodontium c. Alveolar bone d. Sulcus

B. Periodontium

DH Tx Plan & Documentation

100

A false pocket without bone loss caused by gingival inflammation is a A. Periodontal pocket B. Sulcus C. Pseudopocket

C. Pseudopocket

200

There are six processes of care for a dental hygienist; assessment, diagnosis, planning, implementation, evaluation, and documentation. Which one of these processes involves establishing a goal? A. Evaluation B. Diagnosis C. Planning D. Implementation

C. Planning

300

During an EO/IO exam intraorally, the ____________ and _____________ have the highest risk of developing oral cancer. A. Body of the Tongue, Attached Gingiva B. Hard palate, Soft palate C. Lower lip, Alveolar process D. Lateral border of the tongue, Floor of the mouth

D. Lateral border of the tongue and floor of the mouth

400

A localized, elevated lesion that is filled with clear liquid and is larger than 1 cm in diameter is called a: A. Vesicle B. Bulla C. Nodule D. Pustule

B. Bulla

500

4. When describing a lesion that is generalized it would be expressed as? a. Lesion limited to a small focal area b. Coalescing, close to each other with margins that merge c. Involves most of an area or segment d. One lesion of a particular type with a distinct margin

C. Involves most of an area or segment

Stain, Plaque & Calculus

100

What kind of stain can stannous fluoride cause? a) Yellow b) Brown c) Black d) None of the above

What is b) Brown

200

Soft deposits consisting of food debris, microorganisms, and epithelial cells are called: A. Biofilm B. Materia Alba C. Pellicle

B. Materia Alba

300

Which agents can leave a brown stain if used twice daily for over 2 to 3 months? a) 5% neutral sodium varnish b) 1.23% acidulated phosphate fluoride c) 0.12% chrorhexidine d) none of the above

C) 0.12% chrorhexidine

400

Restorations and titanium implants can be scratched with an abrasive prophylaxis polishing paste. A cleaning agent will not scratch restorative materials or implants. A. The first statement is true. The second statement is false B. Both statements are true. C. Both statements are false. D. The first statement is false. The second statement is true.

B. Both statements are true.

500

What supplies the source minerals for subgingival calculus? a. Gingival sulcus fluid and inflammatory exudate b. Saliva c. Pellicle d. Pyrophosphates

A. Gingival sulcus fluid and inflammatory exudate