PRECLINIC quizzes

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which is an example of a closed-ended question?

"Do you want to rinse your mouth?"

The correct equation to calculate the Plaque Score

(the total number of tooth parts with plaque / 6 x number of teeth present) x 100 =

Angulation when a curette is closed for insertion

0-40 degrees

To sterilize instruments, an autoclave often reaches 121 degrees Celcius and this pressure for thirty minutes

15 PSI

Administered 1/2 hour to 1 hour before dental procedures, this is the dose of the typical prophylactic antibiotic given to patients at risk for infective endocarditis.

2 Grams (2000 mg) of Amoxicillin

The medication indicated for prophylactic dental premedication is Amoxicillin. How much should be taken?

2 grams or four 500 mg capsules

Hepatitis B vaccine regimen

3 doses given at a 1 and 5 month interval, with possible serologic testing after.

during what ages would you expect to see mixed dentition

6 years through 12 years

The relationship (angle) between the terminal shank and the face of the blade for a universal instrument:

90 degrees

the buccal surfaces of the of the mandibular left molars are considered to be

A surface away for a right handed clinician and a surface toward for a left handed clinician

The mesial half of tooth #10 is considered to be

A surface toward for a right handed clinician and a surface away for a left handed clinician

A person with well-controlled asthma

ASA 2

The ASA classification for a patient with significant dental anxiety would be

ASA II

The American Society of Anesthesiologists (ASA) classification is a system for assessing fitness of a patient before treatment or surgery. The ASA classification for a patient with well controlled asthma would be

ASA II

ASA classification for a patient with poorly controlled asthma would be

ASA III

The ASA classification for a patient with uncontrolled diabetes would be

ASA III

Fracture at the gingival margin theorized to be caused by traumatic occlusion

Abfraction

Loss of tooth structure due to wear from a structure that is not a tooth, such as a hard bristle toothbrush.

Abrasion

Manipulating the instrument on a fulcrum to produce a working stroke on the tooth surface.

Activation

Utilizing the correct part of the working end, typically the side of the terminal third of the blade, called the tip or toe.

Adaptation

The following are all contraindications for supine positioning except:

Adult patient with a past history of adolescent asthma

The oral drug of choice for antibiotic premedication

Amoxicillin 2000mg (2 grams)

The medical emergency associated with allergies:

Anaphylaxis

Severe chest pains caused by lack of blood flow to the heart, which may be treated with nitroglycerin:

Angina

Angulation

Angle of the face of the blade of the instrument to the tooth surface.

Angle of the face of the blade of the instrument to the tooth surface.

Angulation

FDA Pregnancy Category C Indicates:

Animal studies show adverse effect on the fetus, no well controlled studies on pregnant women have been performed. Potential benefits may indicate use of the drug, despite potential risks

How often is it recommended to take blood pressure in a dental setting?

At every appointment

Loss of tooth structure due to tooth-to-tooth wear.

Attrition

Pit and fissure caries on a posterior tooth

Black's Class I

Caries between two anterior teeth that do not involve the incisal edge:

Black's Class III

Standard precautions apply regarding direct contact with all of the following except:

Caustic chemicals

decay in pits and fissures would fall under

Class I

The cardiovascular condition associated with respiratory difficulty. Treatment considerations may indicate treating the patient in the upright or semi-upright position:

Congestive heart failure

Instruments that are always sterilized

Critical Instruments

Loss of tooth structure due to chemical degradation.

Erosion

Red and white patch

Erythroleukoplakia

Topical 20% benzocaine is:

Ester

Gloves are clean. Hands are dirty.

False

Subgingival calculus is less mineralized and easier to remove, as compared to supragingival calculus.

False

what biologic indicator is used to monitor the heat/pressure/ steam autoclave system?

Geobacillus stearothermophilus

A blood pressure of 136/78 mmHg would be categorized as:

HBP Stage 1

Blood pressure of 124/84 mmHg would be categorized as:

HBP Stage 1

Blood pressure of 136/78 mmHg would be categorized as:

HBP Stage 1

A blood pressure of 124/84 mmHg would be categorized as:

HBP stage 1

Indurated means:

Hard to the touch

All of the following are treatment considerations for epilepsy EXCEPT:

Hemorrhage / increased bleeding tendency

The recommended schedule for this vaccine is to receive the first shot, followed in one month by the second shot. Six months following the first shot, you should receive your third and final shot of the series.

Hepatitis B

The following treatment considerations are for which medical condition: increased risk for cerebrovascular accident, myocardial infarction, gingival hyperplasia, and xerostomia. Also lidocaine with epinephrine may be contraindicated.

Hypertension

Treatment considerations for a patient undergoing chemotherapy:

Increased risk of infection / slow wound healing

When the bladder within the occluding cuff is deflated, the blood begins to flow intermittently through the brachial artery, producing rhythmic, knocking sounds known as

Korotkoff sounds

The maximum dose of topical 20% benzocaine:

None, follow manufacturer's recommendations

Trendelenburg

Nose slightly lower than the toes, such that blood flows towards the head.

The regulatory body that ensures a safe and healthy workplace:

OSHA

After a needle stick from an unknown or HIV + patient, a healthcare provider may require

PEP

The P in HIPAA stands for:

Portability

All of the following are the current indications for prophylactic antibiotics EXCEPT:

Prosthetic joint replacement

Patient presents with a history of a stroke. The cerebrovascular accident took place four months ago. The ASA classification for this patient would be ASA 4 indicating:

Red flag for dental treatment. Elective dental care should be postponed until the patient's medical condition has improved.

A patient presents with a history of a heart attack. The myocardial infarction took place 5 months ago. The ASA classification for this patient would be ASA 4 indicating:

Red flag fro dental treatment. Wait for disease to be better controlled or treat patient at a hospital dental clinic in case of emergency

Erythroplakia

Red patches on skin or oral mucosa

During a past appointment the hygienist charted a small lesion that perforated the mucosa, similar in appearance to an aphthous ulcer 4-6 weeks later at the recare appointment, lesion persists. The most likely indication for follow up

Refer to dermatologist or oral surgeon for biopsy

What is the position of the middle finger in the modified pen grasp?

Rest lightly on the instrument shank

If a patient is pregnant, treatment should be completed during which trimester?

Second trimester

Instruments not intended to penetrate soft tissue or bone, but contact oral fluids.

Semicritical Instruments

All of these contraindicate treatment EXCEPT:

Stage 2 Hypertension

When should prophylactic antibiotic premedication be given?

Thirty minutes to an hour before treatment

Medical emergency associated with Graves disease and hyperthyroidism, which can be triggered by epinephrine:

Thyroid storm

A bulla indicates a large fluid-filled lesion (blister), larger than 1 CM.

True

A vessical indicates a fluid-filled lesion (blister), smaller than 1 CM.

True

Standard precautions apply to bodily fluids except for sweat and tears.

True

Stenson's duct is located on the buccal mucosa adjacent to the first and second maxillary molar.

True

Regarding the ABCDT lesion description worksheet, A stands for Anatomic Location, B stands for Border, C stands for Color Change/Configuration, D stands for Diameter, and T stands for this:

Type

If a patient has a pacemaker, you may avoid which dental tool

Ultrasonic scaler

A patient presents with a history of a heart attack. The myocardial infarction took place three years ago. The ASA classification for this patient would be ASA 3 indicating

Yellow flag for dental treatment. Employ Stress reduction strategies. Treatment modifications needed, including antibiotic premedication.

In maxillary position the head is tipped:

back

Smoking affects which vital sign:

blood pressure

Respiration of 6 bpm for an adult

bradypnea

In healthy clients, lymph nodes are usually small structures that are soft and mobile in the surrounding tissue and______ be visualized and ____ be left when palpated

cannot, cannot

The cardiovascular condition also associated with respiratory difficulty. Treatment considerations may indicate treating the patient in the upright or semi-upright position.

congestive heart failure

A curette, since it used beneath the gingival margin, would need to be sterilized and would be an example of which instrument management categorization

critical

Emergencies such as fainting, blood loss, and shock will cause blood pressures to

decrease

A patient voluntarily sitting in the dental chair gives on implied consent for

dental assessments

In mandibular positioning, the light is placed:

directly over the patients mouth, tipped towards the mandible.

The patient is notified when you are to evaluate respiration

false

When you sit at 12:00 you work on anterior teeth, towards surfaces.

false

In mandibular positioning, the mandible is parallel to the:

floor

In mandibular positioning the head is tipped:

forward

An indurated lesion indicates

hardened

The maximum dose of topical:

none

Bisphosphonates, often used to treat low density, inactivate which cell

osteoclasts

In maxillary position the light is placed:

over the patient's chest, tipped towards the mouth

If you sit at 10:00 - 11:00 (1:00 - 2:00 for left-handed clinicians) you will instrument on what teeth and surfaces (anterior vs. posterior teeth / towards vs. away surfaces)?

posterior teeth, away surfaces

If you sit at 9:00 (3:00 for left-handed clinicians), you work on which teeth and surfaces? (anterior vs. posterior teeth / towards vs. away surfaces)

posterior teeth, towards surfaces

In dental settings, the patient's pulse is generally evaluated at which artery?

radial artery

In a dental chair, pulse is typically measured from the _____ artery.

radial artery.

A pulse of 120:

tachycardia

Systolic is the reading at the first Korotkoff sound. Diastolic is the reading at the last heard Korotkoff sound.

true

When instrumenting on posterior teeth towards surfaces, the head should be tipped away.

true

Wrist motion activation creates a more powerful stroke than digital motion and is used when removing calculus

true

In maxillary position the maxillary arch is parallel to the

wall


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