WorksheetsDental Science Mock Exam
Total questions: 50
Worksheet time: 50mins
Who is considered the "father of modern dentistry"?
Pierre Fauchard
G.V. Black
Louis Pasteur
Wilhelm Roentgen
Which team member primarily removes deposits and educates patients on oral hygiene?
Dentist
Dental Assistant
Dental Hygienist
Lab Technician
The ADA was founded in:
1750
1859
1901
1950
Which specialty focuses on the diagnosis and surgery of diseases of the jaw?
Prosthodontics
Oral & Maxillofacial Surgery
Endodontics
Orthodontics
Which historical figure discovered X-rays in 1895?
Wilhelm Roentgen
Edward Angle
Pierre Fauchard
G.V. Black
The mandible articulates with the skull at the:
Symphysis
Condyles
Coronoid notch
Maxilla
The muscle responsible for closing the jaw during chewing is:
Masseter
Buccinator
Sternocleidomastoid
Orbicularis oris
The "symphysis" refers to:
Junction where two bones fuse in mandible
Joint between tooth and bone
Soft tissue covering alveolus
Tooth cusp ridge
Which salivary gland produces the majority of saliva?
Sublingual
Parotid
Submandibular
Buccal
Enamel is primarily composed of:
Calcium phosphate
Collagen
Hydroxyapatite
Dentin
A localized collection of pus at the root of a tooth is called:
Caries
Abscess
Pulpitis
Periodontitis
Early inflammation of the gingiva without bone loss is:
Gingivitis
Caries
Abscess
Pulpitis
The progression of untreated caries into the pulp results in:
Periodontitis
Abscess
Pulpitis
Attrition
Which condition is associated with bone loss around teeth?
Gingivitis
Caries
Periodontitis
Attrition
White patches in the oral cavity that may be precancerous are:
Leukoplakia
Gingivitis
Periodontitis
Ulcers
The universal numbering system designates the upper right third molar as tooth number:
1
16
17
32
A cusp of Carabelli is found on which tooth?
Maxillary 1st molar
Mandibular 1st molar
Maxillary canine
Mandibular premolar
The surface of a tooth facing the tongue is:
Buccal
Labial
Lingual
Distal
Which teeth are considered "anterior"?
Canines and incisors
Premolars and molars
Molars only
Premolars only
A diastema is a:
Missing cusp
Space between teeth
Worn enamel area
Malocclusion
Which federal agency regulates infection control standards in dentistry?
CDC
OSHA
ADA
FDA
PPE includes:
Gloves, mask, eyewear, gown
Gloves only
Mask only
Gloves and eyewear only
Sterilization in an autoclave uses:
Dry heat
Steam under pressure
Chemical gas
Ultraviolet light
Surface barriers are used to:
Replace sterilization
Protect equipment from contamination
Protect operator's clothing
Control dental waste
The ultrasonic cleaner's main purpose is:
Kill spores
Disinfect hands
Loosen debris from instruments
Sterilize impressions
Which instrument detects caries, calculus, and furcations?
Explorer
Condenser
Burnisher
Excavator
The rheostat controls:
Suction
Air-water syringe
Speed of handpiece
X-ray exposure
Which item is used to hold amalgam before placement?
Amalgam condenser
Amalgam well
Matrix band
Articulating paper holder
The aspirating syringe is used for:
Delivering anesthetic
Holding floss
Placing amalgam
Removing debris
A Hollenback is a type of:
Carver
Condenser
Elevator
Explorer
The spoon excavator is primarily used to:
Place composite
Remove soft caries
Polish amalgam
Carve anatomy
A burnisher is used to:
Smooth amalgam
Place sealant
Detect decay
Administer anesthetic
Which matrix system is most common for amalgam?
Rubber dam
Tofflemire retainer with band
Mylar strip
Wedge only
Alginate is used for:
Impressions
Restorations
Radiographs
Local anesthesia
The liner placed under restorative material to protect pulp is:
Cement
Varnish
Calcium hydroxide
Composite
Which radiograph detects interproximal decay?
Bitewing
Panoramic
Periapical
Occlusal
A panoramic radiograph is best used for:
One tooth
Full maxilla & mandible
Bite surfaces
Sinus only
The ALARA principle means:
Always Leave All Radiographs Alone
As Low As Reasonably Achievable
Advanced Light And Radiology Act
Anterior Lingual Anatomy Radiograph
A cephalometric radiograph is mainly used in:
Oral surgery
Endodontics
Orthodontics
Periodontics
The lead apron protects against:
Heat
Scatter radiation
Nitrous oxide
Plaque
Syncope is:
Stroke
Seizure
Fainting
Shock
Which emergency requires epinephrine injection?
Syncope
Seizure
Anaphylaxis
Cardiac arrest
The AED is used during:
Stroke
Heart attack with no pulse
Seizure
Syncope
A seizure patient should be:
Restrained
Protected from injury
Given water
Held down
Oxygen is indicated for:
Syncope
Anaphylaxis
Cardiac arrest
All of the above
Which instrument trims bone after extraction?
Elevator
Rongeurs
Curette
Explorer
The primary purpose of a rubber dam is to:
Protect the pulp
Isolate the tooth and control moisture
Remove plaque
Administer anesthetic
Which dental material is used to cement crowns permanently?
Alginate
Composite
Zinc phosphate
Acrylic resin
The area of a tooth closest to the midline is called:
Distal
Mesial
Buccal
Occlusal
Which instrument is used to check patient's bite after a filling?
Burnisher
Explorer
Articulating paper holder
Condenser
