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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. How can you tell if someone has cancer by looking at the tongue?
1500 millimeters
Permeante teeth replace the primary teeth
Looking at the border of the tongue
Papillae that give the tongue the strawberry effect

2. Alveologingival Fiber Groups
Composed of mucosa and surrounds the necks of the teeth
Aid in attaching the gingiva to the alveolar bone
Chewing and swallowing food
Arteries supplying blood to most of the head and the neck

3. Rod Core
Inner portion of the enamel rod
Upper arch of the teeth
Bi-cuspids
Pointed elongations of the pulp

4. Incisive Nerve branch
Buccal - lingual - and inferior alveolar
The connective tissue of the marginal gingiva
Intervating the anterior teeth and the labial gingiva
Arteries supplying blood to most of the head and the neck

5. Fordyce's Spots
Developmental segment of a tooth
Molars
Small yellowish glands on the labial mucosa
A shallow v-shaped depression located below the bottom of the nose and above the lips

6. Meniscus
The portion of the tooth that meets the gingiva
Secrete saliva to assist in process of digestion
Disk that acts like a cushion between the temporal bone and the condyloid process
Allow flexibility during mastication - speech

7. Midline
Middle line of the teeth
Zygomatic - infraorbital - posterior superior alevolar - pterygopalatine
A rounded area beyond the last posterior maxillary tooth
9 months (5 months ultrasound to tell sex)

8. Function of Stylohyoid
Draws the hyoid bone superiorly and posteriorly and stabilizes it
Distends the ramus - enters the mandibular foramen and bifurcates around the first premolar tooth to form the incisive and the mental arteries
Week 11
Healthy gingival tissue with an orange texture

9. Periodontal Ligaments
The development of different tissues
A duct that empties into the mouth thru the parotid papilla - Parotid gland goes with Stensen's duct
Enamel is thinner - pulp chamber is smaller -
Formed by the fibroblast cells and secures the tooth in the socket

10. Incisive Arteries
Rounded depression on a tooth
The development of different cells
Tooth emerges from gum tissue and becomes visible
Supplies blood to the roots and periodontal ligaments of the interior teeth

11. Pulp Stones
Allow flexibility during mastication - speech
Drains the maxiallary artery and superficial temporal arteries
Quarters of the teeth
Calcified masses of dentin

12. Function of Palatopharyngeal
Calcium salts are deposited into formed tooth
Cells that form cementum
Constricts the nasopharyngeal passage and elevates the larynx
The smallest of the salivary glands located on the floor of the mouth which empty into the mouth thru either the ducts of Rivinus or Bartholin

13. Gland
Third tooth from the midline
Cluster of tissue that manufactures and secrets fluid
Study of prenatal growth and the developing process of an individual
Covers muscle tissue in the posterior portion of the palate

14. Tendon
Responsible for laying down the enamel matrix into place
Band of fibrous tissue which attaches muscle to bone
The space between the unattached gingiva and the tooth
Largest facial bone with two sections joined at the median suture

15. Posterior Teeth
The teeth located at the back of the mouth
Healthy gingival tissue with an orange texture
Innervates the orbicular oculi - the area around the eye - and the area around and behind the zygomatic arch
Third tooth from the midline

16. Naso Palatine Nerve
Demonstrates a disturbance in the body metabolism
A junction or center of veins that directly or indirectly drain a vast area
Extends interiorly from the pterygopalatine nerve and exits thru the incisive foramen
Incremental line indicating trauma of birth

17. Function of mylohyoid
Assist in depressing the mandible and elevating the tongue
Cheek bones--the most breakable bone in the body
Two cortical bone plates that come together between each tooth
Teeth will not erupt in proper position

18. Interradicular Septum
Supplies the mylohyoid muscle and the anterior belly of the digastric muscle
The bone that separates the root on a tooth
A bat shaped bone which forms the anterior portion of the skull
Two weeks thru 8th week

19. How many teeth are in the permanent set of teeth?
32
Retracts the tongue and raises the tip of the tongue
Opening in the mouth below the orbit on the maxillary bone
9 months (5 months ultrasound to tell sex)

20. Sublingual Caruncles
2 small raised folds of tissue where the lingual frenum attaches
Small curved lines that run parellel to the CEJ
Substances between cells
Draws the hyoid bone superiorly and posteriorly and stabilizes it

21. Cleft Uvula
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
Study of the structure and form of the teeth
Extends interiorly from the pterygopalatine nerve and exits thru the incisive foramen
Mildest form of cleft palate

22. Lingual Vein
A faint line going from the ala of the nose to the corner of the mouth
Elevates the posterior portion of the tongue and narrows the fauces
Drains the floor of the mouth
Dentin found between the tubules

23. Ectoderm
Cut - tear - and grind food
Forms into the inner lining of the oral cavitiy and enamel of the teeth
The smallest of the salivary glands located on the floor of the mouth which empty into the mouth thru either the ducts of Rivinus or Bartholin
The bone that separates the root on a tooth

24. Taste Buds
Outside surface Which is towards the lips
Lower arch of the teeth
Intervates the floor of the mouth the ventral side of the tongue taste buds on the anterior two thirds of the tongue and the lingual gingiva
Oval structures that are located on the dorsal surface of the tongue

25. Mental Nerve Branch
When the surface of the teeth becomes grooved
Middle line of the teeth
Depresses the tongue
Largest division of the trigeminal nerve

26. Infraorbital Foramen
Opening in the mouth below the orbit on the maxillary bone
Largest facial bone with two sections joined at the median suture
Allow flexibility during mastication - speech
The cornerstone of the mouth

27. Peg lateral
Two smaller openings located behind the greater Palatine Foramen in the posterior region of the hard palate
When the tissue becomes inflamed
Forms into the inner lining of the oral cavitiy and enamel of the teeth
Peg shaped crown with a smooth surface

28. Torus
Excess bone in the middle of the palate
Small curved lines that run parellel to the CEJ
Receives blood from the cranium - face and neck and drains into the brachiocphalic vein
Mildest form of cleft palate

29. Duct
Small head - low nasal bridge - thin upper lip - small mandible
Canal or passage for fluid
Second teeth next to central incisors
Cells that form dentin

30. Soft Palate
Covers muscle tissue in the posterior portion of the palate
Retracts the tongue and raises the tip of the tongue
Rounded depression on a tooth
A dense tissue covered with mucous membrane that can withstand chewing

31. Intertubular Dentin
Dentin found between the tubules
Raised vertical folds of tissue on the lateral border of the tongue
Second teeth next to central incisors
Extends from the medial corner of the eye to the nasal cavity

32. Vestibule
Second teeth next to central incisors
A pocket formed by the soft tissue of cheeks and gingiva
A horseshoe shaped groove that follow the curve of the dental arch
Cells that form dentin

33. Contact Area
Portions of the tooth structure that support hard and soft dental tissues and the alveolar bone
Where the proximal sides of two teeth come together and touch
Supplies the lateral wall of the maxillary sinus - gingiva - mesial buccal root of the first molar - and the roots of the bicuspids
Union of two triangular ridges that produce a single ridge of elevation that cross the occlusal surface of posterior teeth

34. Lingual Frenum
A line of tissue that extends from the tongue to the floor of the mouth
Drains the maxiallary artery and superficial temporal arteries
The fixed attachment of a muscle
Scroll like bones outside the nasal cavaties

35. Gingival Hyperplasia
Of or pertaining to area surrounding naval cavity
Looking at the border of the tongue
Lift the hyoid bone and assist in opening the mouth
An overgrowth of the gingival tissue

36. External Carotid Artery
Convex area on the lingual surface near gingiva
Duct located on the parotid papilla
Supplies blood to the face and oral cavity
Trigeminal nerve--because it ennervates the maxilla and the mandible

37. Nasolacrimal groove
A period of both primary teeth and permeant teeth are in the dentition
Supplies the gingival - maxillary sinus - cheeks - and maxillary molars with the exception of the mesial buccal root of the first molar
Forms into dentin - cementum and pulp of the teeth
Extends from the medial corner of the eye to the nasal cavity

38. Pterygoid Process
A duct that empties into the mouth thru the parotid papilla - Parotid gland goes with Stensen's duct
What divides the tongue in half and runs from the base to the tip of the tongue
Wings of the sphenoid bone
Lower arch of the teeth

39. Marginal Ridges
A concave area where two bones of the mandible are fused in the center of the mandible on the external surface
Supplies the gingival - maxillary sinus - cheeks - and maxillary molars with the exception of the mesial buccal root of the first molar
Lift the hyoid bone and assist in opening the mouth
Elevated are of enamel that forms the Mesial and distal borders

40. Transverse Ridge
Union of two triangular ridges that produce a single ridge of elevation that cross the occlusal surface of posterior teeth
1500 millimeters
Circle and tighten the gingival margin around the neck of the tooth
Origin - fixed point - insertion - movable point

41. How much saliva do the salivary glands produce in 24 hours?
Bi-cuspids
Small raised projections where taste buds are located
Drains the floor of the mouth
2 to 3 pints

42. Lingual Veins
Excess dryness of the mouth
Covers muscle tissue in the posterior portion of the palate
Bluish veins that run the length of the tongue
A raised area of tissue laying behind the maxillary central incisors on the hard palate

43. Contour Lines of Owen
Demonstrates a disturbance in the body metabolism
Mastication - aids in speech - influence facial structure - chewing surfaces
The area on the crown of the tooth that is nearest the gingival
Extends from the mucogingival junction to the gingival groove

44. Enamel Spindle
Occlusal surface of the posterior tooth
Three bulges on the incisal edge
Anterior to the ethmoid bone and part of the orbit (corners of the eye)
Short tubules that seem to crossover to the enamel

45. Histology
The study of the microscopic structure and functions of tissues
The largest of three openings located in the posterior region of the hard palate
The smallest of the salivary glands located on the floor of the mouth which empty into the mouth thru either the ducts of Rivinus or Bartholin
Resists forces that try to pull the tooth outward

46. Mylohyoid Nerve Branch
The largest of the salivary glands which lie just below and in front of the ear
The connective tissue of the marginal gingiva
Supplies the mylohyoid muscle and the anterior belly of the digastric muscle
Set of arches found farther in the back of the throat

47. Palantine Tonsils
Two cortical bone plates that come together between each tooth
Located in a depressed area between the pillars
When the tissue becomes inflamed
Separation of the upper lip ( 1 of 1000 live births)

48. Internal Carotid Artery
Supportive fibers that anchor the tooth to the bone
Ligaments and muscles of mastication
Supplies blood to the brain and the eyes
Small head - low nasal bridge - thin upper lip - small mandible

49. Median Sulcus
What divides the tongue in half and runs from the base to the tip of the tongue
Anterior to the ethmoid bone and part of the orbit (corners of the eye)
Portions of the tooth structure that support hard and soft dental tissues and the alveolar bone
The study of the microscopic structure and functions of tissues

50. Tome's process
Supplies the mylohyoid muscle and the anterior belly of the digastric muscle
A flap of tissue on the on the buccal mucosa
Responsible for laying down the enamel matrix into place
Portion of the lips where the skin meets the vermilion zone