HOSA Dental Science

"Smear biopsy"

Exfoliative cytology

A cone cutting result occurs when...

The beam missed part of the film

A material placed in a thick layer between the tooth and the restoration that supports the restorative material from occlusal stresses

High-strength base

A term referring to the back of the body or area of the body

Posterior

A term that relates to bone

Osseous

A tubelike passage with an opening that allows fluid to drain

Fistula

Aerobic Bacteria

Must have oxygen to live and grow

After instruments have been removed from the ultrasonic cleaner they should be \_______ and \__________.

Rinsed & Dried

After people have had a disease...

They develop natural acquired immunity to that disease

Alginate in the gel state is \_________.

Solid

Alginate in the sol state is \_________.

Liquid

Alveolar Crest

The area where two cortical plates come together between two teeth

Alveoplasty

The process of contouring the alveolar ridge

An abnormally slow resting pulse

Bradycardia

Another name for polysulfide impression material is...

Rubber base

Another name for protozoa

Amoeba

Another name for the articular disc in the TMJ

Meniscus

Another name for the windpipe

Trachea

Antihistamine

The treatment for a person having an allergy attack

Antimicrobial means...

Growth inhibitor

Assembled MSDSs should be...

Alphebetized, indexed, and available to all employees.

Barbiturates

Drugs that depress brain activity

Basic Vital Signs include:

-Respiration rate
-Pulse rate
-Body temperature
-Blood pressure

Before being sent offsite for cleaning, laundry must be placed in a \____________.

Biohazard bag

Branches of the maxillary nerve include:

Infraorbital, pterygopalatine, and zygomatic nerves

BSI

A system that requires that PPE be worn to protect against contant with all bodily fluids

Calibrations on the periodontal probe are measured in what?

Millimeters

Candidiasis & Thrush

Thick, white, raised patches in the mouth

Cavity varnish is used under an amalgam restoration to prevent \________________.

Microleakage

Cementum-forming cells

Cementoblasts

Cirrhosis

Deterioration of the liver

COB

When the patient is covered under two carriers

Congestive Heart Failure

When the heart is unable to pump the fluids around the body as it should

Dilantin

A drug used to treat epilepsy, causes overgrowth of gingival tissue

Divides the body into left and right halves

Sagittal Plane

Ethical Behavior

The ability to distinguish right from wrong

Examples of amalgam carvers:

Hollenback and discoid-cleoid

Examples of sandpaper discs:

(Abrasives) garnet, sand, emery, and cuttlefish

Excess bone formations that form on the lingual of the mandible

Torus Mandibularis

Exhibits signs of rapidly progressing dementia, memory loss, and speech impairment

Creutzfeldt-Jacob disease

Failure of complete sterilization in an autoclave could result from...

Overloading the chamber, improper wrapping of instruments, and improper setting of time and temperature

File scaler

Used interproximally

For periodontal ligament injections, where is the solution placed?

Gingival sulcus

Form W-4

Must be filled out when an employee is first employed (determines the number of allowances)

Found in the thyroid gland and regulates metabolism of the body

Iodine

Fusion with the alveolar bone and cementum

Ankylosis

Group of fungal infections characterized as white patches of the fingernail

Tinea unguium

Halitosis

Bad breathe

Heated Ethylene Oxide Sterilization Method

Requires 120 degrees for 2 to 3 hours to sterilize

Herpes simplex virus 1

Affects the lips and mouth

Holes in the dental dam are punched about \_______mm apart.

3

How can alcohol affect the body process?

Acting as a depressant

How long can the hepatitis B virus live on a dry surface?

14 days

How long must an employer maintain employee records on exposures and other medical records?

The duration of employment plus 30 years

How many coats are needed for varnishes?

2

How many teeth are there in each arch in the deciduous dentition?

10 teeth

How many times a year should the chairside personnel exposed to nitous oxide be checked?

Twice a year

How should any broken glass be cleaned up?

Using a broom and dustpan

If an anesthetic is of short duration it should last for about \__________ minutes.

30

If bacteria is in warm, dark, and moist areas what will happen?

They will divide every 20 minutes

In what year did the USDA first develop guide to a balanced diet?

1992

Inflammatory process

Contains redness, swelling, heat, and pain

Inlay

Type of restoration that covers the area between the cusps in the middle of the tooth

Interdental aids

Help in cleaning between the teeth and stimulating the gingival tissue (Ex: interproximal brush, wooden dental stimulator, floss threader)

Interradicular Septum

In multirooted teeth, the area of bone between the roots

Intervals of taking radiographs for routine dental exams are

6 months or 12 months

Latent

A slow-growing virus that may be suppressed or dormant for a period of time

Lingual Surface

The tooth surface that is on the tongue side

Monangle

One angle

MSDS is mandated by who?

National Fire Protection Association (NFPA)

Muscle that forms the floor of the mouth

Myohyoid

Muscle trimming

When impression compound is heated and placed along the borders of the custom tray

Objective fear

Based on the child's own experiences

Often called the "cornerstone of the mouth"

Cuspids

One of the most observed and critical components of nonverbal communication

Facial expression

OPIM

Other potentially infectious material

Oral Hyperglycemics

Medications that lower blood sugar

OTC

Over the counter product

Patients with an overdenture

Show less alveolar bone loss

Periodontal Ligaments

Secure the tooth into the socket by a number of organized fiber groups

Peritubular Dentin

Creates the wall of the dentinal tubule

Polymerization

The same as setting or curing

Primary Dentin

Formed before the completion of the apical foramen and forms the bulk of the tooth

Proved bacteria is the cause of some diseases

Robert Koch

Provides nourishment and lubrication in the TMJ

Synovial fluid

Rooms and equipment that are often overlooked for disinfecting include

Radiography room, radiography processing equipment, and the dental laboratory

Sectional Matrix

Most often used on Class II restorations

Skeleton that consists of the bones of the cranium, face, spinal column, ribs, and sternum.

Axial Skeleton

Small red or purple spots in the skin or mucosa tissue

Petechiae

Smallest microorganism

Virus

Sodium Hypochlorite

Irritating to the eyes and skin, corrosive to metals, and unstable and must be mixed daily

Sphygmomanometer

Instrument used to control the flow of blood in the artery; used to measure blood pressure

Sublinguals

Drugs that must be placed under the tongue to dissolve

System responsible for the processing of the food we take in to sustain life

Digestive System

System that relays messages from the brain to the body systems and back again

Nervous System

The area at the bottom of the sulcus where the gingiva attaches to the tooth

Epithelial attachment

The bur used in the contra-angle handpiece

Latch-type shank

The charting symbol for caries

Outline filled in red

The color blue on a warning label indicates

Health Hazard

The connectors of a partial denture...

Join the parts of the partial denture into one unit