Test your basic knowledge |

Dental Assisting: Head And Neck Anatomy

Subjects : health-sciences, dentistry

Instructions:

Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can study here.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.

1. Posterior Superior Alveolar Nerve
Located behind the ramus of the mandible and branches into five arteries
Supplies the gingival - maxillary sinus - cheeks - and maxillary molars with the exception of the mesial buccal root of the first molar
Two
Radiates from the developmental groove

2. Evanesce
Forming organ takes shape and resembles the shape of a bell
A sensory nerve that ennervates the nose - cheeks - palate - gingiva - maxillary teeth - maxillary sinus - tonsils and nasal pharynx
To dissolve
Portion covered with cementum

3. Mesoderm
Orbicularis oris - buccinator - mentalis - zygomatic major
Demonstrates a disturbance in the body metabolism
Forms into dentin - cementum and pulp of the teeth
The development of different tissues

4. Cusps
Platysma - trapezius - sternocleidomastoid
Pointed or rounded mounds on the crown of the tooth
Supplies the lateral wall of the maxillary sinus - gingiva - mesial buccal root of the first molar - and the roots of the bicuspids
A bony projection that separates each socket

5. External Oblique Ridge
Elevated area fo enamel that extends obliquely across the occlusal surface of the tooth
Opening for the ear
Three bulges on the incisal edge
Follows the length of the body of the mandible past the last tooth and up to the ramus

6. Nasal-Labial Groove
Canal or passage for fluid
A faint line going from the ala of the nose to the corner of the mouth
Calcified masses of dentin
Primitive mouth

7. Contour Lines of Owen
Extends from the medial corner of the eye to the nasal cavity
The slightly raised line extending down the middle of the hard palate
Disk that acts like a cushion between the temporal bone and the condyloid process
Demonstrates a disturbance in the body metabolism

8. Dentoperiosteal Fiber Groups
Supportive fibers that anchor the tooth to the bone
Opening in the mouth below the orbit on the maxillary bone
Fleshy elevation under the tongue
The development of different forms

9. Linea Alba
To lubricate the oral cavity and to moisten food
Act to maintain the gingival integrity of the marginal gingiva
A raised white line that runs parallel to where the teeth meet on the buccal mucosa
Outside surface Which is towards the lips

10. What are the 4 maxillary nerve branches?
Bone that surrounds the root of the tooth
Zygomatic - infraorbital - posterior superior alevolar - pterygopalatine
Found only in multi-rooted teeth and resists rotational forces
Small raised projections where taste buds are located

11. What is the latin word for molar?
Teeth after cuspids
Three bulges on the incisal edge
Molaris meaning millstone
Elevates the posterior portion of the tongue and narrows the fauces

12. What is the purpose of saliva?
Distends the ramus - enters the mandibular foramen and bifurcates around the first premolar tooth to form the incisive and the mental arteries
Week 12
To lubricate the oral cavity and to moisten food
10 days

13. Clinical root
Drains the floor of the mouth
The space between the unattached gingiva and the tooth
Portion of the root seen in the oral cavity
Enamel forming cells

14. What are the largest and strongest of the mandibular teeth
Bicuspids
Covers muscle tissue in the posterior portion of the palate
More common in girls--the failure of the palatal shelves to fuse with the primary palate (1 in 2500 births)
The mandibular molars

15. Interradical Fiber Group
Found only in multi-rooted teeth and resists rotational forces
A pocket formed by the soft tissue of cheeks and gingiva
Cheek bones--the most breakable bone in the body
Forms after the completion of the apical foramen

16. Gingiva
Supplies blood to the roots and periodontal ligaments of the interior teeth
Bluish veins that run the length of the tongue
Composed of mucosa and surrounds the necks of the teeth
The moveable attachment of the muscle

17. Dental Sac
Assists in elevating the chin
Synovial fluid
An enclosed area that matures into dentin - cementum and pulp
A raised area of tissue laying behind the maxillary central incisors on the hard palate

18. Maxilla
Calcified masses of dentin
Extreme variations from the norm
Largest facial bone with two sections joined at the median suture
A shallow v-shaped depression located below the bottom of the nose and above the lips

19. Gingival Hyperplasia
Rounded depression on a tooth
Molars
Small bony projections surrounding the lingual foramen
An overgrowth of the gingival tissue

20. Osteoclasts
Study of the structure and form of the teeth
Dissolve and reabsorb calcium salts of the bone matrix when stressed or damaged
Orbicularis oris - buccinator - mentalis - zygomatic major
A line of tissue that extends from the tongue to the floor of the mouth

21. Odontogenesis
Origin of the tooth
Second teeth next to central incisors
6 months/3years
The development of different cells

22. Alveologingival Fiber Groups
Oval depression of temporal bone in condyloid process
Follows the inside of the ramus and the body of the mandible
12 years
Aid in attaching the gingiva to the alveolar bone

23. Gums
Formed by the uniting of lobes during development of crown
Creates the wall of the dentinal tubule
Tissue covering the alveolar processes
Week 12

24. Epithelial Attachment
The gingiva in the floor of the gingival sulcus that attaches to the enamel
Resists forces that try to pull the tooth outward
Glands the size of a walnut that lie on the inside of the mandible and empty saliva into the mouth thru the Wharton's duct
Set of arches found farther in the back of the throat

25. Lines of Retzius
Study of the structure and form of the teeth
The ridges that run horizontally across the hard palate behind the incisive papilla
Incremental lines around the layers of the enamel matrix
Biting edge of the teeth

26. Fimbriated Folds
Draws down the mandible and corners of the mouth
Biting edge of the teeth
Acts as anchors between the alveolar bone and the tooth
Folds of tissue to the the lingual veins

27. Buccal Mucosa
The development of different tissues
Smaller branch that ennervates the soft palate uvula and tonsils
Descends from the cusp and widens as it runs down to the midline area of the occlusal surface
The inner surface of the cheeks

28. Median Sulcus
20
Initiation of the tooth begins
What divides the tongue in half and runs from the base to the tip of the tongue
Two cortical bone plates that come together between each tooth

29. Facial Vein
Inner portion of the enamel rod
Assists in elevating the chin
Drains the facial structures beginning near the eye and descending toward the mandible
An extension of an unattached gingiva and the tooth

30. Mandible Arch
Lower arch of the teeth
2 small raised folds of tissue where the lingual frenum attaches
Union of two triangular ridges that produce a single ridge of elevation that cross the occlusal surface of posterior teeth
The teeth located at the back of the mouth

31. Function of Styloglossus
Retracts the tongue and raises the tip of the tongue
4/5 cusps/ 3 roots
Small yellowish glands on the labial mucosa
Study of prenatal growth and the developing process of an individual

32. Lingual Foramen
Sharp projection on the under surface of the temporal bone
Week 11
Incremental line indicating trauma of birth
The internal surface at the center of the mandible

33. Cuspid
Temporal muscles - masseter muscles - internal pterygoid muscles - external pterygoid muscles
Looking at the border of the tongue
Third tooth from the midline
Calcified masses of dentin

34. Tubercle of the Lip
The disc becomes displaced
Demonstrates a disturbance in the body metabolism
Extends interiorly from the pterygopalatine nerve and exits thru the incisive foramen
A small projection in the middle of the upper lip

35. Function of Trapezius
Resists intrusive forces that try to push the tooth inwards
A line of demarcation between the attached gingiva and alveolar mucosa
Moves the head backward and laterally
Calcified masses of dentin

36. How is the TMJ supported and what controls their movement?
Ligaments and muscles of mastication
Duct located on the parotid papilla
Inside of the maxillary teeth
Assist in depressing the mandible and elevating the tongue

37. Sublingual Caruncles
Vertical groove on the midline of the upper lip
A concave area where two bones of the mandible are fused in the center of the mandible on the external surface
Respiratory system - digestive system and glandular organs
2 small raised folds of tissue where the lingual frenum attaches

38. What kind of root does the maxillary first molar have?
Bone that surrounds the root of the tooth
Cut - tear - and grind food
Primitive mouth
Triferacated

39. How many teeth are in the Primary teeth?
20
The ridges that run horizontally across the hard palate behind the incisive papilla
Extreme variations from the norm
Where the ramus meets the body of the mandible on the outside border

40. What are the 4 pairs of muscles of mastication!
Occurs in unusual ways and distorted crowns may appear
Small bony projections surrounding the lingual foramen
Temporal muscles - masseter muscles - internal pterygoid muscles - external pterygoid muscles
Serves the soft palate - hard palate - medial gingival and mucous membrane as far forward as the anterior teeth

41. Fissure
Largest division of the trigeminal nerve
Resulting from an imperfect union where the lobes come together
Forms the remaining 2/3 of the hard and soft palate uvula
The deepest point of the vestibule

42. Maxillary Sinus
Covering over the enamel that is left over from the epithelium ameloblasts
Causes a thickening of the cementum around the apex
Forms a large cavity above the roots of the maxillary molars
Oval depression of temporal bone in condyloid process

43. What are the four major muscles of facial expression
The fixed attachment of a muscle
Orbicularis oris - buccinator - mentalis - zygomatic major
Trigeminal - facial - glossopharyngeal - hypoglossal
Extends interiorly from the pterygopalatine nerve and exits thru the incisive foramen

44. What are the four main functions of deciduous teeth?
4/5 cusps/ 3 roots
Mastication - aids in speech - influence facial structure - chewing surfaces
Compact bone plate of the facial and lingual surfaces
Raised lines of mucosal tissue found below the tongue - and below the top/ bottom of middle lip

45. Enamel Tufts
Drains the facial structures beginning near the eye and descending toward the mandible
Small dark brushes
Incremental line indicating trauma of birth
The largest of three openings located in the posterior region of the hard palate

46. Odontoblast
Cells that form dentin
Mucosa that covers the alveolar bone
Platysma - trapezius - sternocleidomastoid
Portions of the tooth structure that support hard and soft dental tissues and the alveolar bone

47. Mandibular Foramen
Where the proximal sides of two teeth come together and touch
4th week
Located on the inside of the body of the ramus
Small curved lines that run parellel to the CEJ

48. Hard Palate
Circle and tighten the gingival margin around the neck of the tooth
A raised white line that runs parallel to where the teeth meet on the buccal mucosa
Contains six branches that supply blood to the pharynx muscles - soft palate tonsils - the posterior of the tongue - sub mandibular gland - muscles of the face - nasal septom - nose and the eyelids
A bony plate covered with keratinized tissue located in the anterior portion of the palate

49. What teeth do the deciduous (baby) tooth not include?
No bicuspids/ no 3rd molars
Supplies blood to the face and oral cavity
Wearing away of the incisal or occlusal surfaces of the tooth
Extreme variations from the norm

50. Incisal third
Skeletal or soft tissue structures used as reference points in describing locations of anatomical structures or taking measurements
Shaping the tongue during speech - mastication and swallowing
The crown of the tooth that is nearest the incisal edge near the anterior tooth
Composed of mucosa and surrounds the necks of the teeth

Can you answer 50 questions in 15 minutes?

Major Subjects
Tests & Exams AP CLEP DSST GRE SAT GMAT	Certifications CISSP go to https://www.isc2.org/ PMP ITIL RHCE MCTS More...	IT Skills Android Programming Data Modeling Objective C Programming Basic Python Programming Adobe Illustrator More...	Business Skills Advertising Techniques Business Accounting Basics Business Strategy Human Resource Management Marketing Basics More...
Soft Skills Body Language People Skills Public Speaking Persuasion Job Hunting And Resumes More...	Vocabulary GRE Vocab SAT Vocab TOEFL Essential Vocab Basic English Words For All Global Words You Should Know Business English More...	Languages AP German Vocab AP Latin Vocab SAT Subject Test: French Italian Survival Norwegian Survival More...	Engineering Audio Engineering Computer Science Engineering Aerospace Engineering Chemical Engineering Structural Engineering More...
Health Sciences Basic Nursing Skills Health Science Language Fundamentals Veterinary Technology Medical Language Cardiology Clinical Surgery More...	English Grammar Fundamentals Literary And Rhetorical Vocab Elements Of Style Vocab Introduction To English Major Complete Advanced Sentences Literature Homonyms More...	Math Algebra Formulas Basic Arithmetic: Measurements Metric Conversions Geometric Properties Important Math Facts Number Sense Vocab Business Math More...	Other Major Subjects Science Economics History Law Performing-arts Cooking Logic & Reasoning Trivia

Test your basic knowledge |

Dental Assisting: Head And Neck Anatomy

Can you answer 50 questions in 15 minutes?

Let me suggest you:

Browse all subjects

Browse all tests

Most popular tests

Major Subjects

Tests & Exams

Certifications

IT Skills

Business Skills

Soft Skills

Vocabulary

Languages

Engineering

Health Sciences

English

Math

Other Major Subjects

Browse all subjects

Browse all tests

Most popular tests