DH105 - Head and Neck Anatomy - Written Final review

1. Which direction are the hands in the anatomical positions

Palms forward

2. Epsy lateral means

Same side of the body

3. Contralateral means

Opposite side of the body

4. What is the gateway to the oral region

Lips

5. What is the most dominant part of the mouth

Tongue

6. What is the upper part of the tongue

Dorsal

7. What landmark is opposite to the second maxillary molar

Parotid pupilla duct

8. What is the vertical groove at the midline of the upper lip

Filtrum

9. What are the vertical ridges of the tongue which contain taste buds

Foliate lingual papilla

10. What is the dense pad of tissue most distal to the mandible

Retromolar pad

11. What is the dense pad of tissue most distal to the maxilla

Maxillary tuberosity

12. Where is the circumvallate papilla

Anterior to the sulcus terminalis

13. Where is the labial comissure

Borders of the lip

14. What is the inflamed labial comisure named?

Colitis

15. Where is the tragus

Infront of the ear

16. What is opposite of the tragus

Antitragus (behind the ear)

17. The seventh cranial nerve exits the temporal bone through which exit?

Stylomastoid foramen

18. The twelve cranial nerve exits through what opening?

Hypoglossal canal

19. Why is the pterygoid process of the sphenoid bone important in the dental profession?

We need it to chew and it is where the pterygoid muscle originates

20. Where is the submandibular fossae?

Fossae under the mandible

21. Where is the mental foramen?

Under the mandibular premolars

22. What is the only movable bone in the body?

The mandible

23. What is in the Cela-trusica?

Pituitary gland

24. What bone with multiple perforations carries the sense of smell from the nasal cavity to the old factory lobe (brain)?

Cribriform plane of the ethmoid bone

25. The zygomatic bone is a:

Facial bone

26. The naso-palatine nerve exits through what foramen:

Incisive foramen

27. Which segment of the temporal bone is the temporo-mandibular joint associated with?

Squamous bone

28. What part of the temporal bone is the external auditory meatus?

The timpanic bone

29. What foramen does the maxillary division of the fifth cranial nerve exits in?

Cranial rotundum

30. What foramen does the mandibular division of the fifth cranial nerve exits in?

Foramenal valley of the sphenoid bone

31. Which bones form the hard palate?

Horizontal plate of the palatine bone and the palatine process of the maxilla

32. The depressor anguli aurus muscle does what?

Makes you frown

33. The temporalis muscle for chewing inserts where?

Coronoid process

34. What structure do bone heads of the masseter muscle originate in?

Masseter muscle

35. The zygomatic major muscle causes you to do what?

Smile :)

36. What does the platysma muscle do?

Lowers the neck

37. Which small muscle raises the chin?

Mentalis muscle

38. Which muscle causes the tongue to protrude?

Superior longitudinal muscle

39. Which muscle moves your jaw back and fourth for grinding?

Lateral pterygoid

40. What are the two heavylifters of the mastication process?

Masseter and the temporalis

42. The buccinator's purpose is?

Muscle of facial expressions

42. Another term for the articular fossa of the TMJ is called:

Mandible fossa

43. The blood supply to the TMJ comes from the external corotid artery: True or false

True

44. What three ligaments are associated with the temporomandibular joint?

Stylomandibular ligament, spheno mandibular ligament and the temporomandibular ligament

45. What is the largest artery in the body?

Aorta

46. What does the brachiocephalic artery supply?

Supplies the arm, the head and neck

47. One of the places that anesthesiologists use to check for pulse is the?

Superficial temporal artery (located in the temple a little behind the eyebrow)

48. What artery supplies the floor of the mouth?

Lingual artery and the tongue

49. What are the branches of the external corotid artery?

Middle anterior and middle meningeal branch

50. Which artery supplies the maxillary anterior teeth?

Anteriosuperior alveolar artery

51. What protects the maxillary artery from being compressed from mastication?

Pterygoid plexus of the vein

52. The inferior alveolar artery supplies what in the lower teeth?

Supplies the maxillary artery

53. How many parathyroid glands do we have?

4

54. Which lymph nodes drain the submandibular gland?

The submandibular lymph nodes

55. Which saliva secretes only seros type of saliva?

parotid salive

56. Why is it necessary to have a salivary gland secrete mucus?

Makes food slippery so it goes down the esophagus

57. What kind of glands are salivary glands?

Exocrine glands

58. Which salivary gland has stensons duct?

Parotid gland

59. Which salivary gland has Warton's duct?

Submandibular gland

60. Which two foramen meatus does the facial nerve exits the brain from?

Stylomastoid and the internal auditory meatus

61. Seventh cranial nerve, how does it exit the brain?

Stylomastoid foramen

62. The root of the maxillary molars carry sensation to what nerves:

Posterior superior alvevolar nerve

63. Where do you anesthetize the posterior hard palate?

Greater palatine nerve

64. The mandibular division of the trigeminal nerve intervates what motor factors:

Muscles of mastication

65. The Vegas nerve exits through what foramen

Jugular foramen

66. Which nerve would intervate the palatal gingival tissue of the maxillary right second molar?

Greater palatine nerve

67. Sensory intervation to the lingual and palatine tissue comes from what nerve of teeth #7 and #8?

Nasopalatine nerve

68. Which nerve block uses the coronoid notch as a landmark?

Inferior alveolar nerve

69. The maxillary anterior teeth drain into which lymph nodes?

Submandibular node

70. Which lymphocyte do our lymph nodes mature in?

T cells

71. Extrinsic muscles of the tongue are intervated by:

Hypoglossal nerve (12th cranial nerve)

72. The main role of the lymph nodes is to do what?

Filters the lymph node

73. What is the definition of suppuration?

Formation of pus

74. What is the definition of thrombi?

Formation of blood clots

75. What is fascea?

Fibrous connective tissue

76. What is Ludwicks angina?

Sublingual infection (serious)