Coffee #2 Document Questions pt. 2 Flashcards
Which foramen borders petrous portion of temporal bone?
a. Lacerum
b. Spinosum
c. Rotundum
d. Ovale
a. Lacerum
The floor of the orbit is made of processes from what 3 bones?
Maxilla
Zygomatic
Palatine
For cranial base superimpositions, what are the landmarks?
Anterior clinoid
Greater wing of sphenoid
Cribiform plate
Review questions #56-68 on page 4
?
Which does not go through Superior Orbital Fissure?
a. Maxillary nerve
b. Otpthalmic vein
c. Occulomotor nerve
d. Trochlear nerve
e. Abducens nerve
Maxillary nerve
Which of the following structures points at the point where the nerve that innervates the lower lip comes out of the mandible
Mental foramen at area of premolars on the lateral ceph
What muscle draws the corners of the mouth laterally when smiling?
Risorius
Which muscle pulls lip up when smiling
Labialis superioris
Function of temporalis?
Close and retrude mandible
Cranial nerve 12…
Hypoglossal canal
Which of the following anatomic structures is frequently superimposed on peripaical or occlusal radiographs of the anterior maxilla
a. Maxillary sinus
b. Vomer
c. Anterior nasal spine
d. Cribiform plate
c. Anterior nasal spine
Which of the following structures do NOT appear radiolucent on a radiograph?
a. Median Palatine Suture
b. Anterior nasal spine
c. Mandibular canal
b. Anterior nasal spine
Which of the following structures appear radiolucent on an oral radiograph:
- Medial Palatine suture
- Anterior nasal spine
- Mandibular canal
- Genial Tubercles
- Hamular Process
a. 1&3 only
b. 1, 3, & 5
c. 4&5 only
d. 2&3 only
a. 1 & 3 only
Which of the following landmarks is NOT recognizable in periapical radiographs of the mandible
a. External oblique ridge
b. Coronoid process
c. Mylohyoid ridge
d. Mental foramen
b. Coronoid process
The radiopacity that frequently obliterates the apices of maxillary molars when using bisecting principle of intra-oral radiography is the:
a. Zygoma and the zygomatic process of the maxilla
b. Orbital process of the zygomatic bone
c. Palatine bone and the zygoma
d. Maxillary sinus
a. Zygoma and the zygomatic process of the maxilla
T/F
The anterior clinoid is a sagittal structure.
The anterior clinoid is the posterior part of the lesser wing of the ethmoid bone
First statement is True
Second statement is false
What two bones meet at Articulare?
Mandible
Temporal
When looking at a ceph, what is level with Frankfort Horizontal?
a. Zygomatic arch
b. Go-Gn
c. S-N
d. ANS-PNS
Zygomatic arch
What bones form the Lambdoidal suture
2 Parietal and one occipital
Origin and Insertion of Digastric muscles (anterior & posterior)
Anterior O: inferior mandible I: Hyoid (via tendon) Posterior O: Digastric notch behind mastoid process I: hyoid