Actual exam 1

Question 1

The area in which the root joins the crown is called the ____________.

Answer 1

Furcation

Question 2

The _________ is the portion of the tooth below the gumline.

Answer 2

Root

Question 3

The ________ is the largest tooth.

Answer 3

Carnassial

Question 4

All of the following are true regarding the periodontal ligament except:

Answer 4

is attached to the enamel

Question 5

_________ is the directional term meaning toward the root of the tooth.

Answer 5

Apical

Question 6

Dogs and cats have a single mandible bone.

Answer 6

False

Question 7

The _____________ are used for shearing and grooming.

Answer 7

Incisors

Question 8

Poodles are an example of _______________ head type.

Answer 8

mesaticephalic

Question 9

Puppies and kittens have the same number of deciduous teeth.

Answer 9

False

Question 10

All of the following statements regarding dentin are true except

Answer 10

contains nerves

Question 11

In the anatomic numbering system, mandibular teeth are written using

Answer 11

a letter with a subscript number

Question 12

In the anatomic numbering system, primary teeth are indicated using

Answer 12

lower case letters

Question 13

The Triadan numbering system is based on the adult dentition of the ____________.

Answer 13

PIg

Question 14

The rule of 4 and 9 states that the __________ is always 04 and the _________ is always 09.

Answer 14

canine; first molar

Question 15

In the anatomic numbering system, 3P is the abbreviation for which tooth?

Answer 15

left maxillary 3rd premolar

Question 16

Please choose the correct anatomical words to describe tooth 407.

Answer 16

right mandibular third premolar

Question 17

Please choose the Triadan number that correctly corresponds with the provided anatomic number for a canine patient:
1C

Answer 17

304

Question 18

Please provide the Triadan name of the tooth circled below.

Answer 18

406

Question 19

Please provide the Triadan name of the tooth circled below.

Answer 19

108

Question 20

Please provide the Triadan name of the tooth circled below.

Answer 20

404

Question 21

_________________ are dental conditions associated with pediatric patients.

Answer 21

Pediodontics

Question 22

Maxillary brachygnathism

Answer 22

is a type of class III malocclusion
is a common feature in brachycephalic breeds
often results in crowded and rotated maxillary teeth

Question 23

All of the following statements about supernumerary teeth are true except:

Answer 23

supernumerary teeth are only found as incisors

Question 24

A gemini tooth is

Answer 24

a single tooth with twin crowns

Question 25

The maxillary and mandibular premolars meet and touch crowns in normal occlusion.

Answer 25

False

Question 26

All of the following statements regarding class II malocclusions are true except:

Answer 26

the maxilla is shorter than normal

Question 27

In this type of malocclusion, mandibular teeth have a more buccal position than the antagonistic maxillary teeth.

Answer 27

Crossbite

Question 28

Skeletal malocclusions include all of the following classes except

Answer 28

Class 1

Question 29

A crossbite is considered a type of class I malocclusion.

Answer 29

True

Question 30

The most important step of the awake exam is

Answer 30

A thorough history

Question 31

Regarding air compressor systems, all of the following are true except:

Answer 31

take room air and compress it to drive the handpieces

Question 32

Sharp instruments slide smoothly over the sharpening stick surface.

Answer 32

False

Question 33

Regarding the low-speed handpiece, which of the following statements is not true?

Answer 33

uses burs to cut teeth

Question 34

All of the following are types of dental explorers except:

Answer 34

Curved

Question 35

Power scalers

Answer 35

may be sonic, converting air pressure into mechanical vibration may be ultrasonic, converting soundwaves into mechanical vibration convert electric or pneumatic energy into mechanical vibration

Question 36

The ultrasonic piezoelectric scaler vibrates at ____________ cycles per second.

Answer 36

25,000-45,000

Question 37

A dental scaler has all of the following qualities except:

Answer 37

A rounded toe

Question 38

Regarding dental machines, all of the following are true except

Answer 38

low-speed handpieces must be lubricated daily with WD-40

Question 39

The beaver tail ultrasonic scaler tip is used for supragingival cleaning.

Answer 39

True

Question 40

Periodontal probes

Answer 40

may be used below the gumline are usually attached to the other end of an explorer have markings at measured intervals

Question 41

Intraoral film

Answer 41

can be processed in 1-2 minutes in rapid developer and fixer solutions is inexpensive, small, and flexible is non-screen film

Question 42

Signs of endodontic disease include all of the following except:

Answer 42

radiodensity around the apex of the tooth root

Question 43

All of the following are true regarding positioning for dental radiography except:

Answer 43

make sure to position each patient in lateral recumbency for all images

Question 44

When positioning a patient for dental radiographic imaging, the side of the patient _________________ is the side you are viewing.

Answer 44

closest to you

Question 45

When rotating digital images for viewing, the left mandible should have the crowns pointing ___________ with the molars located on the _______________ side of the screen.

Answer 45

up; right

Question 46

All of the following are components of digital dental radiography units except:

Answer 46

Fixed arm

Question 47

Routine dental radiographs find pathology not identified during clinical examination in

Answer 47

25% or more of dogs and 40% or more of cats

Question 48

In the normal young patient, radiographs of the teeth will reveal a ___________ pulp chamber and ____________ dentinal wall.

Answer 48

Large; thin

Question 49

Radiographic signs of periodontal disease include:

Answer 49

increased periodontal ligament space rounding and loss of the alveolar crest horizontal bone loss

Question 50

Aiming the radiographic cone at the tooth rather than the bisecting angle results in ________________ of the image.

Answer 50

Elongation