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MerrillsCh. 20 Skull
Test Question
Question | Answer |
---|---|
1. How many bones make up the cranium? | c. 8 |
2. How many bones make up the face? | d. 14 |
3. The cranial bones are rigidly jointed together by articulations called: | c. sutures |
4. Which one of the following is not one of the bones of the cranium? | a. maxillae |
5. Which one of the following is not a facial bone? | a. ethmoid |
6. Which skull suture is found between the frontal and parietal bones? | b. coronal |
7. Which skull suture is located between the parietal bones? | c. sagittal |
8. The bone indicated in the figure below is the: | d. zygoma |
9. The bone identified in the figure below is the: | a. maxilla |
10. The bone indicated in the figure below is the: | b. parietal |
11. The part of the frontal bone indicated in the figure below is the: | c. glabella |
12. The part of the cranial base identified in the figure below is the: | d. foramen magnum |
13. The part of the cranial base identified in the figure below is the: | d. petrous portion |
14. Which of the following bones contain air sinuses? 1.) ethmoid 2.) frontal 3.) sphenoid | d. 1, 2, and 3 |
15. Which bone has condyles that articulate with the atlas of the cervical spine? | b. occipital |
16. The zygomatic arches are a part of which bone? | c. temporal |
17. Which bone in the skull contains the auditory organs and the organs of hearing? | a. temporal |
18. The petromastoid portion is a part of which bone? | a. temporal |
19. The vestibulocochlear organ is the organ of: 1.) hearing 2.) sensation 3.) balance | b. 1 and 3 |
20. Which of the following is located in the middle ear? | c. tympanic membrane |
21. Which of the following is located in the internal ear? | d. semicircular canals |
22. The maxillary sinus is located in which bone? | c. maxillae |
24. The small bone situated at the base of the tongue is the: | a. Hyoid |
25. The part of the mandible identified in the figure below is the: | a. body |
26. The portion of the mandible identified in the figure below is the: | b. ramus |
27. The external landmark identified in the figure below is the: | c. outer canthus |
28. The landmark identified in the figure below is the: | c. acanthion |
32. Which of the following skull types is considered average in size and shape? | a. mesocephalic |
33. Which skull type is narrow from side to side? | b. dolichocephalic |
35. Which plane of the head is placed parallel to the plane of the IR for a lateral projection of the skull? | c. midsagittal |
24. What type of joint is the TMJ | synovial hinge and gliding |
25. Which of the following are demonstrated on the AP axial towne method of the skull | petrous pyramids, occipital bone, and posterior portion of the foramen magnum (ALL) |
26. For an optimal image of the mastoid process which of the following must occur | 0.6 FS, high res screen, collimate to smallest size (ALL) |
27. Which is not an essential projection for the mastoid process | Mayers |
28. How much is the face rotated from the lateral position for the axiolateral modified law method | 15 degrees |
29. CR angel for the modified law method of the mastoid process | 15 degrees caudad |
30. Where does the CR enter the skull for the modified law method of the mastoid process | 2 in posterior and 2 in superior to the EAM |
31. How many degrees is the face rotated from the lateral for the stenvers method of the mastoid process | 45 degrees |
32. What is the CR angle for the stenvers method of the mastoid process | 12 degrees cephalad |
33. Which of the following methods of the mastoid process will place the petrous ridge parallel with the IR | Arcelin and stenvers (ONLY) |
34. Which line is parallel with the transverse axis of the IR for the stenvers method | IOML |
35. Which method of demonstrating the mastoid process is useful when the patient cannot be placed in the prone position | arcelin |
36. How much is the head rotated for the axiolateral oblique arceline method of the mastoid process | 45 degrees |
37. CR angle for the arceline method | 10 degrees caudad |
38. What line is perpendicular for the arceline method of the mastoid process | IOML |
39. The CR angel for the Caldwell projection | 15 degrees caudad |
40. cranium bones | 8 |
41. facial bones | 14 |
42. cranial bones are joine together by articulations called | sutures |
43. which one of the following is not one of th bones of the cranium | maxillae |
44. which one of the following is not a facial bone | ethmoid |
45. which skull suture is found between the frontal and parietal bones | coronal |
46. which skull suture is located between the parietal bones | sagittal |
47. which of the following bones contain air sinuses | (ALL 3, ethmoid, frontal sphenoid). |
48. which bone has condyle that articulate with the atlas of the C | spine |
49. the zygomatic arches are apart of which bone | temporal bone |
50. which bone in the skull contains the auditory organs and the organs of hearing | temporal |
51. the pertromastoid portion is part of which bone | temporal bone |
52. organ is the of Hearing and Balance Only | the vestibulocholear |
53. which of the following is located in the middle ear | tympanic membrane |
54. which of the following is located in the internal ear | semicircular canals |
55. the maxillary sinus are located sinus are located on | maxillae bone |
56. the small bone situated at the base of the tongue | hyoid |
57. which of the following skull types is considered average size and shape | mesocephalic |
58. which of the following skull types is narrower side to side | dolichocephalic. |
59. which plane of the head is placed parrallel to the plane of the IR for a lateral projection of the skull | midsaggitall |
60. the CR and center of the IR position for a lateral of skull is | 2 inches above the EAM. |
61. which of the following is true regarding the lateral projection of the skull | the midsagittal plane of the head is parrallel to the plane of the IR and the interpup line iis perp to the IR (ONLY) |
62. which of the follwoing should be seen superimposed | orb roofs, eam, TMJ joint..(ALL 3) |
63. which method of exam of the skull will demonstrate the petrous ridges in the orbits, the ethmoid and frontal sinuses, and cristael galli | the Caldwell |
64. the CR angle for the PA axial caldwell of the skull is | 15 caudad. |
65. which of the follow is perp to the plane of the IR for a caldwell projection of the skull – | OML |
66. often a PT cant be turned into the prone position fora PA Axial skull Caldwell method, what CR angle could be used if the AP axial is used instead | 15 cephalad |
67. which of the follow lines is placed perp to the plane of the IR of the AP Axial townes – | OML |
68. if the patient cannot flex the neck to place the OML perp to the IR for an AP axial towne, which line should be placed perp. | IOML |
69. which of the following is true regarding the placement of the IR for an AP axial towne projection of the skull | its upper margin is at the level of the top of the cranium (1 only) |
70. the IOML line is placed perp to the IR during an AP axial towne skull, how much is the CR angled | 37 degrees |
71. which of the follow is clearly demonstrated within the foramen magnum during an AP axial towne of the skull | dorsum sellae and posterior clinoid process (only) |
72. what is the CR angle for demonstration of the entire foramen magnum during an AP axial towne | 40 to 60 degrees caudad. |
73. which of the follow methods will clearly demonstrate the petrous ridges, foramen magnum, dorsum sellae, and posterior clinoid process | HAAS and TOWNE only |
74. what is the average CR angulation for the PA Axial HAAS skull | 25* cephalad |
75. which line should be placed parrallel to the plane of the IR for the SMV cranial base | IOML |
76. radiographic demonstration of the cranial base is performed by which method | schuller |
77. what is the CR angle for the SMV | 0* |
78. for an SMV of the cranial base the CR should always be perp to the | IOML |
79. the CR angle for the parietoorbital RHESE projection of the optic canal is | 0* |
80. how many bones in the skull | 22 |
81. the bones of the cranium are joined together by fibrous joints called | sutures |
82. which of the following bones is contained in the floor of the cranium | ALL ethmoid, sphenoid, temporal. |
83. which of the follow bones are contained in the calvarium | frontal and parietal only |
84. the suture located between the occipital bone and the parietal bones is the | lambdoidal |
85. the six areas of incomplete ossification in a newborn infants skull are called | fontanels |
86. the superior aspect of the sphenoid bone contains a deep depression that contains the | pituitary gland. |
87. the posterior half of the base of the skull is formed by which bone | occipital |
88. the large aperature in the occipital bone, through which the medulla oblongata and spinal cord exit, is termed | foramen magnum |
89. the base of the anterior portion of the occipital bone contains 2 large openings that allow blood vessels and nerves to pass through, these 2 openings are called | jugular foramen. |
90. the thickest and densest portion of bone in the cranium is the | petrous portion of the temporal bone. |
91. which facial bone contains a foramen through which the tear duct passes | lacrimal |
92. which 2 facial bones form the roof of the mouth | maxiallae and palantine bones |
93. what type of joint is the TMJ | synovial hynge and gliding |
94. which parts of the patients face touch the table for a PA axial projection Caldwell | forehead and nose ONLY |
95. which of the following are demonstrated on an AP axial towne of the skull | petrous ridges, occipital bone, posterior portion of the foramen magnum. ALL |