Across
- 4. the medial attachment point
- 9. portion of EAM that is flexible, continuous with the cartilage of the pinna, and has hair and ceruminous glands
- 12. CN V, VII, IX, and X, C2-3, are…
- 17. cutaneous (sensory) nerve of the head that provides sensory inner action to the skin
- 18. fibrous that is sparse in the center and more numerous towards the edge
- 19. nerve that innervates the skin of the auricle and auditory meatus
- 24. extrinsic ligament that extends from the Tragus to the root of the zygomatic process
- 29. part of TM consisting of three layers: skin, fibrous tissue, and mucosa. Most prone to perphoration, circular and radical fibers
- 30. transforms acoustic energy to mechanical energy
- 32. the type of epithelium that the pinna is covered with
- 34. STV, PAV, and mastoid emissary veins provide
- 35. collect and funnel sound energy into ear canal, assists in localization, amplifies 5KHZ by 10dB
- 36. of Rivinus superior edge where the sulcus is incomplete
- 37. maxillary artery from superior asked of EAC to unmbo then eradicating outward
- 38. the posterior attachment
- 39. the EAM is ___ shaped
- 40. the anterior attachment point
- 41. tympanic branch of the maxillary artery and stylomastoid branch of PAA
- 42. layer of the TM that contains radial fibrous and circular fibrous
- 47. composed of fibrocartilage and ligaments covered by epithelium
- 49. 6-8 weeks for new TM
- 51. the narrowest portion of the EAM, osseocartilaginous junction
- 54. extrinsic muscle that is the smallest of the three and forms a thin fan, attaches at the spine of the helix
Down
- 1. the anterior and posterior extrinsic ligaments connect the auricle to what bone
- 2. the helicis major and minor, tragicus, antitragicus, transversus, and obliques
- 3. auriculares anterior, superiors and posterior
- 5. layer of TM continuous with the middle ear
- 6. extrinsic muscle that is the largest of the three, attaches to the upper part of the cranial surface of the auricle
- 7. tympanic plexus and chords tympani
- 8. posterior auricular, internal maxillary, and temporal arteries
- 10. the pinna reaches what size at 9 years old
- 11. portion of EAM that is formed by the tympanic and squamous portion of the temporal bone and the condyle of the mandible
- 13. extrinsic muscle that consists of two to three fleshy fasciculi that arise in the temporal bone and insert at the concha
- 14. all vasculature empty’s into the external and internal ____ veins
- 15. layer of the TM continuous with the EAM
- 16. fragile part of the TM that lives above the process of the malleus, only circular fibers
- 20. the anterior tympanic of the maxillary artery and posterior tympanic of the posterior auricular artery gives blood to the ____ portion
- 21. the two branches of the external carotid artery
- 22. outside rim of TM made of fiber and cartilage
- 23. the TM is loosely supported by…
- 25. has inner secretory cell layer, outer myoepithelial cell layer, and ducts that convey secretions to skin
- 26. anterior and posterior ligaments
- 27. cutaneous spinal nerve of the cervical plexus, it innervates the skin of the back upper neck and scalp posterior to the ear
- 28. ligaments from tragic to helix (forming part of the boundary of the concha), antihelix to tail of helix
- 31. dense layer of connective tissue that converts the external surface of most of the body’s cartilage, the pinna is covered with this
- 33. resonance, protection, and cleaning are the purposes of the
- 43. population with underdeveloped canals
- 44. population where we see collapsing canals due to loss of rigidity in cartilage
- 45. extrinsic ligament that extends from the posterior surface of the concha to lateral surface of the mastoid process
- 46. determined by a single gene variation, racial and age variables as well
- 48. the deep auricular of the maxillary artery give blood to the ____ portion
- 50. fibrous that is dense in the center and more sparse as it moves out
- 52. what develops during the 20th week of gestation
- 53. provides protection by keeping canals lubricated, antibacterial, maintains PH balance
- 55. maximum point of convexity