DENA 1090- Dental Anatomy

The condition in which the enamel and dentin of two or more teeth join in is?

Fusion

Patients presenting with bleeding, infection, pain, and a foul odor of the gingiva may have

ANUG

Of the two projections on the ramus, which is more posterior?

Condyle

The diagnostic procedure in which dentists may feel with their fingers is?

Palpation

The study of the structure and form of the teeth is?

Tooth morphology

The tissue that covers the root is

Cementum

The condition in which the filiform papillae of the tongue become elongated is called _______ tongue

Hairy

Which bone forms the cheek?

Zygomatic

Another name for the articular disc in the TMJ is the

Meniscus

The dividing point of a multirooted tooth is the

Furcation

When the lingual frenum is attached near the tip of the tongue, the condition is known as

• Ankyloglossia

• Tongue tied

A number of AIDS patients present with an unusual blue-black tumor called

Kaposi’s sarcoma

What provides lubrication in the TMJ?

Synovial fluid

A person’s tooth usually erupts at about the age of?

6 months

If the maxillary processes fail to fuse together with the medial nasal process, what is the result?

Cleft lip

how many teeth are found in each arch in the deciduous dentition?

Ten

Extra teeth are termed:

Supernumerary

Which bone forms the forehead?

Frontal

A concentrated are of pus that forms as a result of infection by microorganisms is a(n)

Abscess

A white, leathery patch in the oral cavity that cannot be identified as any other white lesions is termed

Leukoplakia

The bone that surrounds the root of the tooth is the ?

Alveolus

Enamel-forming cells are called?

Ameloblasts

The small yellowish glands on the labial mucosa that become more visible with age are named the?

Fordyce’s spots

Which muscles of facial expression is responsible for closing the lips?

Orbicularis oris

The genetic condition of the teeth in which the enamel is discolored or extremely thing is?

Amelogenesis imperfecta

The anterior teeth are from?

Cuspid to cuspid

Noncontagious canker sores found in the oral cavity are also know as?

Aphthous ulcers

Which are the clinical appearances of inflamed gingiva?

1. Shiny surface

2. Stippled surface

3. Swelling

4. Firmness

5. Pink color

6. Red color

1,3,6

What gives some teeth a yellow stone?

Dentin showing under translucent enamel

The maxillary process that forms the bone that supports the maxillary teeth is the?

Alveolar

The external auditory meatus is in which bone?

Temporal

The carotid is a/n

Artery that carries blood to most of the face and neck

Which tooth has the longest root in the maxillary arch?

Cuspid (canines)

The shallow “V” - shaped depression in the middle of the upper lip is the?

Philtrum

The small salivary glands that are on the floor of the mouth alongside the tongue are?

Sublingual

The convex area on the lingual surfaces of the anterior teeth is the ?

Cingulum

Failure of the palatal shelves to fuse results in a

Cleft palate

Thrush is the common name for?

Candidiasis

Which tooth tissue gives the tooth its sensory function?

Pulp

An overgrowth of gingival tissue due to a certain type of drug is known as?

Gingival hyperplasia

Deciduous teeth have a large pulp chamber;? greater care should be given during a coronal polish so as not to overheat the tooth

True

The oral cavity contains how many quadrants?

Four

The mandible articulated with which bone?

Temporal

The strongest muscle of mastication is the ?

Masseter

The jugular is a/n?

vein that carries blood away from the face and neck

The largest pair of salivary glands is the?

Parotid

The smallest permanent tooth in the dentition is the ?

Mandibular central

A lesion that appears as a raised bruised area is a ?

Hematoma

The tooth that contains the Cusp of Carabelli is the

Maxillary first molar

The maximum depth of sulcus should not exceed _____ mm.

3

The bulk of the tooth structure is composed of?

Dentin

If a tooth has two roots, it is considered?

Bifurcated

Dentin-forming cells are called?

Odontoblasts

Three bulges on the incisal edges of newly erupted centrals are the?

Mamelons

Which muscle forms the floor of the mouth?

Mylohyiod

Excess bone formations that form on the lingual of the mandible are?

Torus mandibularis

The TMJ is composed of which bones?

1. Temporal

2. Mandible

3. Zygomatic

4. Meniscus

5. Maxilla

1,2

The body responds to disease and injury with a process of ?

Inflammation

Fusion with the alveolar bone and cementum is?

Ankylosis

Another name for Herpes zoster is?

Singles

The first permanent teeth to erupt are the

Mandibular first molars

The condition in which teeth are congenitally missing is

Anodontia

When connective tissue grows over the teeth due to certain medications or poor oral hygiene the result is

Gingival hyperplasia

What secures the tooth into the socket by a number of organized fiber groups?

Periodontal ligaments

Which tooth is innervated by two different alveolar nerves?

Maxillary 1st molars

Paralysis of the muscles of one half of the face may be caused by?

• Bell’s Palsy

• A stoke

The primary lesion of syphilis is termed a(n)

Chancre

Place the teeth in the correct order from the midline backward

1. Lateral

2. Molars

3. Centrals

4. Cuspids

5. Premolars

3,1,4,5,2

A raised area, usually oval or circular, that is fluid filled is a

Blister

When a person has the mumps, which salivary glands are affected?

Parotid A

A dental assistant in most states can diagnose an oral pathological condition

False

If the antibiotic tetracycline is taken during the tooth’s formation period, it will cause permanent staining

True