Module 5 - Head and Neck

Head & Neck



Question 1 - In a mandibular fracture, which image is the most useful?

Panorex
CT scan of the head
X-ray of the skull
MRI of the skull
Swimmer’s view of the skull

Question 2 - A pyramidal fracture of the maxilla is also referred to as

Le Fort I
Le Fort II
Le Fort III
Naso-orbital-ethmoidal (NOE)

Question 3 - What is the name of the fracture that involves the maxilla and pterygoid plates?

Simple maxillary fracture
Le Fort I Fracture
Le Fort II Fracture
Craniofacial dysjunction fracture

Question 4 - A fracture causing craniofacial dysjunction is otherwise known as:

Le Fort I
Le Fort II
Le Fort III
None of the above

Question 5 - The following are signs and symptoms commonly associated with zygomatic fractures, EXCEPT:

Subconjunctival hemorrhaging
Limitation in mandibular opening
Diplopia
Parestheia in the distribution of the infraorbital nerve
Hearing loss

Question 6 - Which of the following is NOT true regarding mandibular fractures:

The majority are associated with a second fracture at another site in the mandible
Malocculsion of the teeth is a common finding
They are displaced less than 25% of the time
Trismus is an associated sign
The condylar process is the most frequent site of fracture

Question 7 - Facial fractures involving the zygoma have the following clinical findings EXCEPT:

Ipsilateral epitaxis
Ipsilateral subconjunctival hemorrhage
Numbness in the V1 distribution of the trigeminal nerve
Flattening of the malar process

Question 8 - Select the correct combination of responses: i. Clefts in lip and palate occur in the 1st trimester of pregnancy ii. Clefts in lip and palate occur in 2nd trimester of pregnancy iii. Isolated cleft palate occurs before cleft lip with cleft palate iv. Cleft lip with cleft palate occurs before isolated cleft palate

i, iii
i, iv
ii, iii
ii, iv

Question 9 - Which of the following is NOT true regarding cleft palate?

Folate deficiency may be a factor in etiology
Occurrence of cleft palate alone is 1:10,000
A combination of heredity ± environmental factors is part of the etiology of cleft palate
If one sibling has cleft palate, the risk for a subsequent sibling is 2-4%
Teratogens phenytoin and alcohol implicated in etiology