Bon
BONTRAGER SELF-TEST CHAPTER 11 | QUESTIONS
& VERIFIED ANSWERS| GRADE A| 100% CORRECT
Which facial bone opening has the maxillary branch of the fifth cranial
nerve passing through it? - ANS ✓The inferior orbital fissure
Which of the facial bone openings is formed by a cleft between the greater
and lesser wings of the sphenoid bone? - ANS ✓Superior orbital fissure
What is another term for the second cranial nerve?
Olfactory nerve
Optic nerve
Maxillary nerve
Trigeminal nerve - ANS ✓Optic nerve
What is the older term of the maxillary sinuses? - ANS ✓Antrum or antrum of
highmore
An infection of the teeth may travel upward and involve the __________ sinus. -
ANS ✓Maxillary
Bontrager Self
, 2
Bon
Specifically, where are the frontal sinuses located? - ANS ✓Between the inner
and outer tables of the skull, posterior to the glabella.
The frontal sinuses rarely become aerated before the age of: - ANS ✓6 or 7
years old.
Which specific aspect of the ethmoid bone contains the ethmoid sinuses? -
ANS ✓The lateral masses or labyrinths.
The drainage pathway for the paranasal sinuses is called the: - ANS
✓Osteomeatal complex
Which sinus is projected through the open mouth with a posteroanterior
axial transoral projection? - ANS ✓Sphenoid sinus
What are the three classifications of the skull? - ANS ✓Mesocephalic
Brachycephalic
Dolichocephalic
The long, narrow-shaped skull has an angle of approximately ____________
degrees between the midsagittal plane and the long axis of the petrous
bone. - ANS ✓plus or minus 40 (<47 degrees)
Bontrager Self
, 3
Bon
What is the lateral junction of the eyelid called? - ANS ✓The outer canthus
What is the posterior angle of the jaw called? - ANS ✓The Gonion
What is the line between the infraorbital margin and the EAM? - ANS
✓Infraorbitomeatal line (IOML)
What is the name of the line between the glabella and the alveolar process
of the maxilla? - ANS ✓The Glabellaoalveolar line (GAL)
What is the name of the line between the mental point and the EAM? - ANS
✓The mentomeatal line
What is located at the junction of the two nasal bones and the frontal bone?
- ANS ✓Nasion
What is the small cartilaginous flap covering the ear opening? - ANS ✓The
tragus
What corresponds to the highest level of the facial bone mass? - ANS
✓Supraorbital groove
Bontrager Self
, 4
Bon
What is the line between the midlateral orbital margin and the EAM? - ANS
✓OML(orbitomeatal line)
What is the center point for the EAM? - ANS ✓Auricular point
What is the positioning line that is primarily used for the modified Waters
projection? - ANS ✓The Lips-meatal line
What is the line used in positioning to ensure that the skull is in a true
lateral position? - ANS ✓The interpupillary line
What is the smooth, slightly depressed area between the eyebrows. - ANS
✓The glabella
What is the average kVp range for skull radiography? - ANS ✓75 to 90 kVp
List the five most common errors made during skull radiography - ANS ✓1)
rotation
2)tilt
3)excessive neck flexion
4)excessive neck extension
5) incorrect central ray angle
Bontrager Self