Bontrager; Radiographic Positioning Chapter 11
Exam Questions and Answers
8 - -How many cranial bones make up the skull?
-14 - -How many facial bones make up the skull?
-Name the parts on the frontal view of the facial bones: - -A. Parietal bone
B. Frontal bone
C. Nasal bone
D. Temporal bone
E. Sphenoid bone
F. Ethmoid bone
G. Lacrimal bone
H. Zygomatic bone
I. Maxilla
J. Mandible
K. Vomer
L. Alveolar margin
M. Inferior nasal concha
N. Middle nasal concha of ethmoid bone
O. Optic canal
-Name the parts labeled on the superior view of the facial bones: - -a. Ethmoid bone
b. Sphenoid bone
c. Temporal bone
d. Occipital bone
e. Foramen magnum
f. Parietal bone
g. Sella turcica
h. Frontal bone
-1. Frontal
2. Right parietal
3. Left parietal
4. Occipital - -Which four cranial bones form the calvarium (skull cap)
-1. Right temporal
2. Left temporal
3. Sphenoid
4. Ethmoid - -Which four cranial bones form the floor of the cranium?
-C. Occipital - -Which of the following bones is NOT part of the floor of the cranium?
A. Temporal
,B. Ethmoid
C. Occipital
D. Sphenoid
-Squamous - -Which aspect of the frontal bone is thin-walled and forms the forehead?
-Orbital plates - -Which bony landmark represents the highest level of the facial bone
mass?
-Right parietal
Left parietal
Sphenoid
Ethmoid - -Which four cranial bones articulate with the frontal bone?
-Name the parts labeled on the frontal view of the frontal bone: - -1. Glabella
2. Supercilliary ridge (arch)
3. Supraorbital margin (SOM)
4. Frontal tuberosity (eminence)
5. Supraorbital groove
6. Supraorbital notch (foramen)
-Parietal tubercles or eminences - -Which structures are found at the widest aspect of the
skull?
-External occipital protuberance or INION - -What is the name of the prominent landmark
(or "bump") found on the external surface of the occipital bone?
-5 (frontal, temporal, occipital sphenoid and opposite parietal) - -How many cranial bones
articulate with the parietal bone?
-6 (right and left parietal, right and left temporal, sphenoid, C1 atlas) - -How many cranial
bones articulate with the occipital bone?
-3 (parietal, occipital and sphenoid) - -How many cranial bones articulate with the
temporal bone?
-All 7 ( right and left parietal, right and left temporal, ethmoid, frontal, occipital) - -How
many cranial bones articulate with the sphenoid bone?
-2 (frontal and sphenoid) - -How many cranial bones articulate with the ethmoid bone?
-D. All of the above articulate with the parietal bone. - -Which of the following cranial
bones does NOT articulate with the parietal bone?
A. Frontal
B. Sphenoid
C. Occipital
, D. All of the above articulate with the parietal bone.
-Petrous portion or petrous pyramids - -What is the thickest and densest structure in the
cranium?
-Supraorbital groove. - -The slight depression above each eyebrow is termed the:
-True - -T/F The hypophysis cerebri is another term for the pituitary gland
-True - -T/F The sphenoid bone articulates with all other cranial bones
-Clivus - -The shallow depression just posterior to the base of the dorsum sellae and
anterior to the foramen magnum is the ___________.
-Lateral masses or labyrinth - -What is the name of the paired collections of bone found
inferior to the cribriform plate that contain numerous air cells and help form the lateral
walls of the nasal cavity?
-Crista galli - -Which small section of bone is located superior to the cribriform plate?
-Left pterion - -Which of the following terms describes the left sphenoid fontanel in the
adult skull?
-Right pterion - -Which of the following terms describes the right sphenoid fontanel in the
adult skull?
-Left asterion - -Which of the following terms describes the left mastoid fontanel in the
adult skull?
-Right asterion - -Which of the following terms describes the right mastoid fontanel in the
adult skull?
-Bregma - -Which of the following terms describes the anterior fontanel found in the adult
skull?
-Lambda - -Which of the following terms describes the posterior fontanel in the adult
skull?
-6 fontanels - -There are a total of ____ fontanels in an infant.
-Squamosal suture - -What is the name of the cranial suture formed by the inferior
junction of the parietals to the temporal bones?
-Sutural or wormian bones - -What are two terms for the small, irregular bones found in
the adult skull sutures?
Exam Questions and Answers
8 - -How many cranial bones make up the skull?
-14 - -How many facial bones make up the skull?
-Name the parts on the frontal view of the facial bones: - -A. Parietal bone
B. Frontal bone
C. Nasal bone
D. Temporal bone
E. Sphenoid bone
F. Ethmoid bone
G. Lacrimal bone
H. Zygomatic bone
I. Maxilla
J. Mandible
K. Vomer
L. Alveolar margin
M. Inferior nasal concha
N. Middle nasal concha of ethmoid bone
O. Optic canal
-Name the parts labeled on the superior view of the facial bones: - -a. Ethmoid bone
b. Sphenoid bone
c. Temporal bone
d. Occipital bone
e. Foramen magnum
f. Parietal bone
g. Sella turcica
h. Frontal bone
-1. Frontal
2. Right parietal
3. Left parietal
4. Occipital - -Which four cranial bones form the calvarium (skull cap)
-1. Right temporal
2. Left temporal
3. Sphenoid
4. Ethmoid - -Which four cranial bones form the floor of the cranium?
-C. Occipital - -Which of the following bones is NOT part of the floor of the cranium?
A. Temporal
,B. Ethmoid
C. Occipital
D. Sphenoid
-Squamous - -Which aspect of the frontal bone is thin-walled and forms the forehead?
-Orbital plates - -Which bony landmark represents the highest level of the facial bone
mass?
-Right parietal
Left parietal
Sphenoid
Ethmoid - -Which four cranial bones articulate with the frontal bone?
-Name the parts labeled on the frontal view of the frontal bone: - -1. Glabella
2. Supercilliary ridge (arch)
3. Supraorbital margin (SOM)
4. Frontal tuberosity (eminence)
5. Supraorbital groove
6. Supraorbital notch (foramen)
-Parietal tubercles or eminences - -Which structures are found at the widest aspect of the
skull?
-External occipital protuberance or INION - -What is the name of the prominent landmark
(or "bump") found on the external surface of the occipital bone?
-5 (frontal, temporal, occipital sphenoid and opposite parietal) - -How many cranial bones
articulate with the parietal bone?
-6 (right and left parietal, right and left temporal, sphenoid, C1 atlas) - -How many cranial
bones articulate with the occipital bone?
-3 (parietal, occipital and sphenoid) - -How many cranial bones articulate with the
temporal bone?
-All 7 ( right and left parietal, right and left temporal, ethmoid, frontal, occipital) - -How
many cranial bones articulate with the sphenoid bone?
-2 (frontal and sphenoid) - -How many cranial bones articulate with the ethmoid bone?
-D. All of the above articulate with the parietal bone. - -Which of the following cranial
bones does NOT articulate with the parietal bone?
A. Frontal
B. Sphenoid
C. Occipital
, D. All of the above articulate with the parietal bone.
-Petrous portion or petrous pyramids - -What is the thickest and densest structure in the
cranium?
-Supraorbital groove. - -The slight depression above each eyebrow is termed the:
-True - -T/F The hypophysis cerebri is another term for the pituitary gland
-True - -T/F The sphenoid bone articulates with all other cranial bones
-Clivus - -The shallow depression just posterior to the base of the dorsum sellae and
anterior to the foramen magnum is the ___________.
-Lateral masses or labyrinth - -What is the name of the paired collections of bone found
inferior to the cribriform plate that contain numerous air cells and help form the lateral
walls of the nasal cavity?
-Crista galli - -Which small section of bone is located superior to the cribriform plate?
-Left pterion - -Which of the following terms describes the left sphenoid fontanel in the
adult skull?
-Right pterion - -Which of the following terms describes the right sphenoid fontanel in the
adult skull?
-Left asterion - -Which of the following terms describes the left mastoid fontanel in the
adult skull?
-Right asterion - -Which of the following terms describes the right mastoid fontanel in the
adult skull?
-Bregma - -Which of the following terms describes the anterior fontanel found in the adult
skull?
-Lambda - -Which of the following terms describes the posterior fontanel in the adult
skull?
-6 fontanels - -There are a total of ____ fontanels in an infant.
-Squamosal suture - -What is the name of the cranial suture formed by the inferior
junction of the parietals to the temporal bones?
-Sutural or wormian bones - -What are two terms for the small, irregular bones found in
the adult skull sutures?
