#1
Which bone is commonly fractured in nasal trauma?
Maxilla
ExplanationMaxilla is commonly fractured in nasal trauma.
#2
What is the most common cause of facial fractures?
Motor vehicle accidents
ExplanationMotor vehicle accidents are the most common cause of facial fractures.
#3
Which imaging modality is best suited for diagnosing facial fractures?
CT scan
ExplanationCT scan is best suited for diagnosing facial fractures.
#4
Which of the following is NOT a common symptom of mandibular fractures?
Epistaxis
ExplanationEpistaxis is NOT a common symptom of mandibular fractures.
#5
Which type of facial fracture involves separation of the facial skeleton from the skull base?
Le Fort III
ExplanationLe Fort III fracture involves separation of the facial skeleton from the skull base.
#6
Which nerve is commonly injured in fractures involving the orbital floor?
Infraorbital nerve (CN V2)
ExplanationInfraorbital nerve (CN V2) is commonly injured in fractures involving the orbital floor.
#7
What is the most common complication associated with facial fractures involving the mandible?
Malocclusion
ExplanationMalocclusion is the most common complication associated with mandibular fractures.
#8
Which condition can result from a fracture of the orbital floor?
Enophthalmos
ExplanationEnophthalmos can result from a fracture of the orbital floor.
#9
Le Fort fractures involve which part of the facial skeleton?
Maxilla
ExplanationLe Fort fractures involve the maxilla.
#10
Which type of facial fracture is commonly associated with CSF rhinorrhea?
Ethmoid bone fracture
ExplanationEthmoid bone fracture is commonly associated with CSF rhinorrhea.
#11
Which of the following is NOT a common sign of a zygomatic arch fracture?
Decreased sensation over the cheek
ExplanationDecreased sensation over the cheek is NOT a common sign of a zygomatic arch fracture.
#12
Which of the following is a characteristic feature of a Le Fort II fracture?
Fracture line extends through the zygomatic arch
ExplanationA characteristic feature of a Le Fort II fracture is that the fracture line extends through the zygomatic arch.
#13
Which imaging technique is preferred for evaluating soft tissue injuries in facial trauma?
MRI
ExplanationMRI is preferred for evaluating soft tissue injuries in facial trauma.
#14
Which structure is at risk of injury in a nasoethmoidal orbital fracture?
Lacrimal sac
ExplanationThe lacrimal sac is at risk of injury in a nasoethmoidal orbital fracture.