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Dental Assisting: Head And Neck Anatomy

Subjects : health-sciences, dentistry

Instructions:

Answer 50 questions in 15 minutes.
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Match each statement with the correct term.
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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. Bud stage
Growth from the oral epithelium that gives rise to the tooth buds
Mastication - aids in speech - influence facial structure - chewing surfaces
Corners of the mouth
Initiation of the tooth begins

2. Caruncle
Fleshy elevation under the tongue
Zygomatic - infraorbital - posterior superior alevolar - pterygopalatine
Outside surface Which is towards the cheek - on posterior teeth
Tooth emerges from gum tissue and becomes visible

3. Nasmyths Membrane
Hinge motion and gliding movement
To bulge of curve outward
Covering over the enamel that is left over from the epithelium ameloblasts
Supplies blood to the roots and periodontal ligaments of the interior teeth

4. Function of Hyoglossus
Depresses the tongue
Inside surface Which is towards the tongue - on anterior teeth
12 years
An overgrowth of the gingival tissue

5. Ameloblast
Of or pertaining to area surrounding naval cavity
Cells develop into different tissues
Enamel forming cells
Secrete saliva to assist in process of digestion

6. Labial
Intervates the anterior maxillary sinus - gingiva - cuspids - laterals - and central incisors
Outside surface Which is towards the lips
A period of both primary teeth and permeant teeth are in the dentition
32

7. Attached Gingiva
The outer edge of the nostril
Extends from the mucogingival junction to the gingival groove
Folds of tissue that extend horizontally from the uvula to the base of the tongue
Functions the same as the alveolar cfg; originate in alveolar bone

8. Mesial
Acts as anchors between the alveolar bone and the tooth
Surface towards the midline
Triferacated
A junction or center of veins that directly or indirectly drain a vast area

9. Glenoid Fossa
Indented
Intervates the anterior maxillary sinus - gingiva - cuspids - laterals - and central incisors
Oval depression of temporal bone in condyloid process
The first predentin that is formed and matures within the tube

10. Incisive Papilla
Cut - tear - and grind food
A raised area of tissue laying behind the maxillary central incisors on the hard palate
Indented
Secrete saliva to assist in process of digestion

11. Function of Styloglossus
Hair-like projections anterior to the circumvallate papillae and covering the dorsal side of the tongue
Retracts the tongue and raises the tip of the tongue
Pointed or rounded mounds on the crown of the tooth
Disk that acts like a cushion between the temporal bone and the condyloid process

12. Salivary Glands
Secrete saliva to assist in process of digestion
4th week
Used to pulverize food
6 months/3years

13. Sublingual Glands
A faint line going from the ala of the nose to the corner of the mouth
When the surface of the teeth becomes grooved
Located in a depressed area between the pillars
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

14. Pterygoid Artery
The disc becomes displaced
Molars
Molaris meaning millstone
Supplies blood to the temporal muscle - masseter muscle - pterygoid muscle and buccanator

15. Facial Artery
The first predentin that is formed and matures within the tube
The space between the unattached gingiva and the tooth
Dentin found between the tubules
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

16. Posterior Teeth
Extends from the medial corner of the eye to the nasal cavity
Sharp projection on the under surface of the temporal bone
1500 millimeters
The teeth located at the back of the mouth

17. Maxillary Sinus
Slight ridges on the cervical third of certain teeth that extend mesiodistally
Composed of mucosa and surrounds the necks of the teeth
A sensory nerve that ennervates the nose - cheeks - palate - gingiva - maxillary teeth - maxillary sinus - tonsils and nasal pharynx
Forms a large cavity above the roots of the maxillary molars

18. Alveologingival Fiber Groups
Set of arches found farther in the back of the throat
Aid in attaching the gingiva to the alveolar bone
Covering over the enamel that is left over from the epithelium ameloblasts
Oval depression of temporal bone in condyloid process

19. How can you tell if someone has cancer by looking at the tongue?
Looking at the border of the tongue
Study of prenatal growth and the developing process of an individual
Opening in the mouth below the orbit on the maxillary bone
Cluster of tissue that manufactures and secrets fluid

20. Which molar contains the cusp of Caribelli?
The teeth located at the back of the mouth
It intervates the buccal mucosa and buccal gingiva as well as the buccal of the mandibular molars
Retracts or depresses the tongue
Maxillary first molar

21. What are the 4 cranial nerves that ennervate the face and oral cavity
Second teeth next to central incisors
Trigeminal - facial - glossopharyngeal - hypoglossal
1500 millimeters
Bone that surrounds the root of the tooth

22. Lobes
The outer edge of the nostril
Developmental segment of a tooth
Found only in multi-rooted teeth and resists rotational forces
The largest of three openings located in the posterior region of the hard palate

23. Foliate Papillae
Compact bone plate of the facial and lingual surfaces
Raised vertical folds of tissue on the lateral border of the tongue
Tissue fluid surrounding the cell membrane of the odontoblast
Supplies the mylohyoid muscle and the anterior belly of the digastric muscle

24. What is the function of the buccle nerve branch?
To dissolve
It intervates the buccal mucosa and buccal gingiva as well as the buccal of the mandibular molars
Aid in attaching the gingiva to the alveolar bone
Retracts or depresses the tongue

25. What is the purpose of saliva?
To lubricate the oral cavity and to moisten food
Excess dryness of the mouth
A triangular area located behind the last molar
Shaping the tongue during speech - mastication and swallowing

26. Rod Core
Inner portion of the enamel rod
The development of different forms
Retracts the tongue and raises the tip of the tongue
Place where the groove comes together or fissures cross

27. Cleft Uvula
Drains the floor of the mouth
Located in a depressed area between the pillars
A horseshoe shaped groove that follow the curve of the dental arch
Mildest form of cleft palate

28. Labial Commissures
Vertical groove on the midline of the upper lip
The corners of the mouth where the top and bottom lip meet
Assists in elevating the chin
Temporal muscles - masseter muscles - internal pterygoid muscles - external pterygoid muscles

29. Vestibule Fornix
When cells rapidly increase in number
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
Bifurcated/ 5 cusps
The deepest point of the vestibule

30. Duct
Largest of the branches of the external carotid artery; supplies facial structure
Chewing and swallowing food
Canal or passage for fluid
Anterior to the ethmoid bone and part of the orbit (corners of the eye)

31. Lamina Propria
The connective tissue of the marginal gingiva
20
Supplies the gingival - maxillary sinus - cheeks - and maxillary molars with the exception of the mesial buccal root of the first molar
Covers muscle tissue in the posterior portion of the palate

32. Philtrum
Vertical groove on the midline of the upper lip
Largest facial bone with two sections joined at the median suture
20
Act to maintain the gingival integrity of the marginal gingiva

33. Muscle Insertion
Occlusal surface of the posterior tooth
Serves the soft palate - hard palate - medial gingival and mucous membrane as far forward as the anterior teeth
Largest facial bone with two sections joined at the median suture
The moveable attachment of the muscle

34. Alveolar Mucosa
Mucosa that covers the alveolar bone
A pocket formed by the soft tissue of cheeks and gingiva
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
Origin of the tooth

35. Cusp of Caribelli
Small curved lines that run parellel to the CEJ
Fifth cusp located on the mesial surface lingual surface of maxillary first molars
Lining covers inside of the oral cavity
Supplies blood to the temporal muscle - masseter muscle - pterygoid muscle and buccanator

36. What are the intrinsical muscles of the tongue responsible for?
Quarters of the teeth
Shaping the tongue during speech - mastication and swallowing
Supplies the lateral wall of the maxillary sinus - gingiva - mesial buccal root of the first molar - and the roots of the bicuspids
Lining covers inside of the oral cavity

37. Mandible Arch
A flap of tissue on the on the buccal mucosa
Layers of tooth tissue become calcified
Surface away from the midline
Lower arch of the teeth

38. What is origin and What is insertion?
Corners of the mouth
Causes a thickening of the cementum around the apex
It intervates the buccal mucosa and buccal gingiva as well as the buccal of the mandibular molars
Origin - fixed point - insertion - movable point

39. Concave
Indented
Third tooth from the midline
Ligaments and muscles of mastication
Formed by the fibroblast cells and secures the tooth in the socket

40. Stomedeum
A raised white line that runs parallel to where the teeth meet on the buccal mucosa
Compact bone plate of the facial and lingual surfaces
Folds of tissue to the the lingual veins
Primitive mouth

41. Soft Palate
Vertical groove on the midline of the upper lip
Covers muscle tissue in the posterior portion of the palate
Draws down the mandible and corners of the mouth
Mildest form of cleft palate

42. Hypercementosis
Causes a thickening of the cementum around the apex
Enamel is thinner - pulp chamber is smaller -
A condition where the lower frenum attachment is very short/DDS/frenectomy
6 months/3years

43. Embrasure
The connective tissue of the marginal gingiva
Hinge motion and gliding movement
Peg shaped crown with a smooth surface
Triangular space in the gingival direction when two adjacent teeth are in contact

44. Anatomical root
Portion covered with cementum
Anterior to the ethmoid bone and part of the orbit (corners of the eye)
It intervates the buccal mucosa and buccal gingiva as well as the buccal of the mandibular molars
Small dark brushes

45. Buccal
Outside surface Which is towards the cheek - on posterior teeth
Smaller branch that ennervates the soft palate uvula and tonsils
The inner surface of the lips
(free gingiva) surrounds the teeth

46. What are the 4 taste senses and where are they located?
Mildest form of cleft palate
Moves the head backward and laterally
The connective tissue of the marginal gingiva
Sweet --tip of the tongue - salty--anterior sides of the tongue - sour--posterior sides of the tongue - bitter--center posterior of the tongue

47. Common Carotid
Arteries supplying blood to most of the head and the neck
No bicuspids/ no 3rd molars
Assists in elevating the chin
Supplies blood to the temporal muscle - masseter muscle - pterygoid muscle and buccanator

48. Exfoliated
Shed from the oral cavity
Study of the structure and form of the teeth
Act to maintain the gingival integrity of the marginal gingiva
Forms the remaining 2/3 of the hard and soft palate uvula

49. What kind of root does the maxillary first molar have?
Located on the inside of the body of the ramus
Triferacated
The first predentin that is formed and matures within the tube
Raised lines of mucosal tissue found below the tongue - and below the top/ bottom of middle lip

50. Function of Digastric
Oval structures that are located on the dorsal surface of the tongue
Supplies blood to the face and oral cavity
Conception thru the first two weeks
Lift the hyoid bone and assist in opening the mouth

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Dental Assisting: Head And Neck Anatomy

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