OMSITE EXAM TESTBANK LATEST 2025
QUESTIONS WITH CORRECT ANSWERS
What is the internal nasal value angle? - Answer-10-15 degrees
How do you evaluate the internal nasal valve patency? - Answer-Cottle test
What is the normal nasolabial angle for men and women? - Answer-Men 90-95
Women 95-110
Patient with long term edentulism when you get most bone loss? - Answer-Within the
first year
Why do you take pulp out after necrotic tooth after trauma? - Answer-To prevent
inflammatory resorption
What is the cause of root resorption after trauma? - Answer-Osteoclasts eating root
surface
What is true about orthodontic extrusion prior to implant placement? - Answer-
overcompensate 2-3 mm of soft tissue
Intrusion in pediatric tooth what to do? - Answer-Observe for 4-8 weeks then extract if
unerupted
What accounts for re-epithelialization of donor site for split thickness skin graft? -
Answer-Adnexal structures
13 mm implant has 7mm bone loss around it after 6 months with no purulence, mobility
etc.
What do you do? - Answer-Detoxify implant
Bone graft?
What is a contraindication for Z plasty? - Answer-Keloid formation
Inferior mediastinal extension of nec fasc below level of carina or posteriorly to level T4.
How do you approach? - Answer-Posterolateral thoracotomy
Most common route of extension to mediastinum from? - Answer-Retropharyngeal
space
,Bone formation from distraction of the ramus? - Answer-Intramembranous
What factor is most important and allows for incorporation and healing of non-vasc
autogenous bone graft? - Answer-Cortical to cancellous bone ratio
Calvarial bone used because of what property? - Answer-Embryologic potential
What is the most accurate way to treatment plan distraction for OSA? - Answer-CT
Studies have shown most stable fixation for BSSO advancement is what? - Answer-3
screws in L shaped pattern
Most common problem with genioplasty after 1 year? - Answer-Notching
What is true when comparing BSSO and IVRO for long term stability? - Answer-
Pogonium is equally stable
Similar results was another answer
Picture of dude with deep temporal lac. What clinical deficit does he have? - Answer-
Ear paresthesia
Platysma flap has what blood supply? - Answer-Submental
Apparently it does not specify which orientation
What is blood supply to SCM flap? - Answer-Occipital (dominant; superior)
Superior thyroid artery (middle)
Thyrocervical trunk (inferior)
What is blood supply to deltopectoral flap? - Answer-Internal mammary off subclavian
Modified Condylotomy Osteotomy should be parallel to the posterior border of the
ramus for: - Answer-Better control of the proximal segment
Patient has brisk bleed at anterior condylar neck with sx. What is the source? - Answer-
Internal maxillary artery
What do you need for autogenous fat graft as a filler? - Answer-Need large bore syringe
for fat transfer
How do you know if Tonic-Clonic was due to Seizure or from Neurocardiogenic
syncope? - Answer-Weakness after (post ictal state)
,Going to have to read this question carefully if I get it. Numerous journals state
weakness after syncope, but not confusion. Also, intcontinence is rare in syncope (10%)
so can't completely rule out syncope from this.
What are the cardiac abnormalities associated with Marfan's syndrome? - Answer-Mitral
prolapse and Aortic root Dilation
Mitral stenosis causes? - Answer-Pulmonary hypertension
PEEP is used for? - Answer-Atelectasis
Pt develops Laryngospasm post-op and is broken with positive pressure. In PACU pt
SpO2 drops to 84% with 4 LPM of O2 (baseline: 98% on RA) CXR is taken what do you
do meanwhile: - Answer-Chest xray, diuretic and intubate
ARDS happens from? - Answer-Endogenous cytokines
Patient gets maxillary lefort. What pre-op condition causes most unacceptable esthetic
concerns? - Answer-Obtuse nasolabial angle
NOE classification of Manson and Markowitz is based on what structures? - Answer-
Status of medial canthal tendon and fracture of lacrimal bone
Most common reason for skin graft failure? - Answer-Recipient site defect
What produces TGF B in fracture healing? - Answer-Platelets
Lacrimal Sac is between: - Answer-Anterior and deep medial canthal ligament
Patient comes back with anterior open bite after maxillary osteotomy w/ midpalatal
osteotomy for transverse discrepancy. Why? - Answer-Transverse relapse
Facial nerve innervate muscles from deep or superficial? - Answer-Deep
Exceptions are levator angularis superioris, buccinators, mentalis which are from above
(LAMB)
How does one prevent arterial bleed during LeFort 1 osteotomy? - Answer-Limit lateral
nasal osteotomy to 30mm
The TMJ disc is: - Answer-Avascular
Aneural
Alymphatic
Virtually acellular
, IVRO with sigmoid notch bleed? How to tx? - Answer-Embolize masseteric artery
Which inflammatory mediator is reduced after arthrocentesis? - Answer-TNF - alpha
Which of the following is an acceptable way to manage a non-healing/infected angle fx?
- Answer-I&D with recon plate
Which of the following has the highest rate of cell survival following graft? - Answer-
Unmilled cancellous graft
Blood supply to temporalis flap for oronasal communication: - Answer-Anterior and
posterior deep temporal arteries
What is the most reliable way to check vitality of free flap? - Answer-Serial clinical
exams
Wilkes classification of a patient that experiences constant pain, difficulty with function
and crepitus. - Answer-Wilkes stage 5
What type of shock in child shows hypotension but no tachycardia? - Answer-
Distributive
What agent is responsible for excessive hypotension with induction dose of propofol? -
Answer-ACE inhibitor
What is the most important determinant of stability of BSSO - Answer-Pattern and
orientation of screws
What are the endoscopic brow lift incisions - Answer-1 midline, 2 paramedian, 2
temporal
What does Clarks level measure? - Answer-Layer of skin
What does Braslows levels measure? - Answer-Depth of invasion in mm
What is the significance of the Dedo classification? - Answer-Describes cervical neck
changes with aging for facelift
Intramembranous bone formation occurs in what bone(s)? - Answer-Ascending ramus
What is a micro gap? - Answer-Space between implant and abutment
Excessive torque on implant placement leads to what? - Answer-Necrotic bone
What is the most important determinant of failure at one year for immediate implant
placement? - Answer-Loading
QUESTIONS WITH CORRECT ANSWERS
What is the internal nasal value angle? - Answer-10-15 degrees
How do you evaluate the internal nasal valve patency? - Answer-Cottle test
What is the normal nasolabial angle for men and women? - Answer-Men 90-95
Women 95-110
Patient with long term edentulism when you get most bone loss? - Answer-Within the
first year
Why do you take pulp out after necrotic tooth after trauma? - Answer-To prevent
inflammatory resorption
What is the cause of root resorption after trauma? - Answer-Osteoclasts eating root
surface
What is true about orthodontic extrusion prior to implant placement? - Answer-
overcompensate 2-3 mm of soft tissue
Intrusion in pediatric tooth what to do? - Answer-Observe for 4-8 weeks then extract if
unerupted
What accounts for re-epithelialization of donor site for split thickness skin graft? -
Answer-Adnexal structures
13 mm implant has 7mm bone loss around it after 6 months with no purulence, mobility
etc.
What do you do? - Answer-Detoxify implant
Bone graft?
What is a contraindication for Z plasty? - Answer-Keloid formation
Inferior mediastinal extension of nec fasc below level of carina or posteriorly to level T4.
How do you approach? - Answer-Posterolateral thoracotomy
Most common route of extension to mediastinum from? - Answer-Retropharyngeal
space
,Bone formation from distraction of the ramus? - Answer-Intramembranous
What factor is most important and allows for incorporation and healing of non-vasc
autogenous bone graft? - Answer-Cortical to cancellous bone ratio
Calvarial bone used because of what property? - Answer-Embryologic potential
What is the most accurate way to treatment plan distraction for OSA? - Answer-CT
Studies have shown most stable fixation for BSSO advancement is what? - Answer-3
screws in L shaped pattern
Most common problem with genioplasty after 1 year? - Answer-Notching
What is true when comparing BSSO and IVRO for long term stability? - Answer-
Pogonium is equally stable
Similar results was another answer
Picture of dude with deep temporal lac. What clinical deficit does he have? - Answer-
Ear paresthesia
Platysma flap has what blood supply? - Answer-Submental
Apparently it does not specify which orientation
What is blood supply to SCM flap? - Answer-Occipital (dominant; superior)
Superior thyroid artery (middle)
Thyrocervical trunk (inferior)
What is blood supply to deltopectoral flap? - Answer-Internal mammary off subclavian
Modified Condylotomy Osteotomy should be parallel to the posterior border of the
ramus for: - Answer-Better control of the proximal segment
Patient has brisk bleed at anterior condylar neck with sx. What is the source? - Answer-
Internal maxillary artery
What do you need for autogenous fat graft as a filler? - Answer-Need large bore syringe
for fat transfer
How do you know if Tonic-Clonic was due to Seizure or from Neurocardiogenic
syncope? - Answer-Weakness after (post ictal state)
,Going to have to read this question carefully if I get it. Numerous journals state
weakness after syncope, but not confusion. Also, intcontinence is rare in syncope (10%)
so can't completely rule out syncope from this.
What are the cardiac abnormalities associated with Marfan's syndrome? - Answer-Mitral
prolapse and Aortic root Dilation
Mitral stenosis causes? - Answer-Pulmonary hypertension
PEEP is used for? - Answer-Atelectasis
Pt develops Laryngospasm post-op and is broken with positive pressure. In PACU pt
SpO2 drops to 84% with 4 LPM of O2 (baseline: 98% on RA) CXR is taken what do you
do meanwhile: - Answer-Chest xray, diuretic and intubate
ARDS happens from? - Answer-Endogenous cytokines
Patient gets maxillary lefort. What pre-op condition causes most unacceptable esthetic
concerns? - Answer-Obtuse nasolabial angle
NOE classification of Manson and Markowitz is based on what structures? - Answer-
Status of medial canthal tendon and fracture of lacrimal bone
Most common reason for skin graft failure? - Answer-Recipient site defect
What produces TGF B in fracture healing? - Answer-Platelets
Lacrimal Sac is between: - Answer-Anterior and deep medial canthal ligament
Patient comes back with anterior open bite after maxillary osteotomy w/ midpalatal
osteotomy for transverse discrepancy. Why? - Answer-Transverse relapse
Facial nerve innervate muscles from deep or superficial? - Answer-Deep
Exceptions are levator angularis superioris, buccinators, mentalis which are from above
(LAMB)
How does one prevent arterial bleed during LeFort 1 osteotomy? - Answer-Limit lateral
nasal osteotomy to 30mm
The TMJ disc is: - Answer-Avascular
Aneural
Alymphatic
Virtually acellular
, IVRO with sigmoid notch bleed? How to tx? - Answer-Embolize masseteric artery
Which inflammatory mediator is reduced after arthrocentesis? - Answer-TNF - alpha
Which of the following is an acceptable way to manage a non-healing/infected angle fx?
- Answer-I&D with recon plate
Which of the following has the highest rate of cell survival following graft? - Answer-
Unmilled cancellous graft
Blood supply to temporalis flap for oronasal communication: - Answer-Anterior and
posterior deep temporal arteries
What is the most reliable way to check vitality of free flap? - Answer-Serial clinical
exams
Wilkes classification of a patient that experiences constant pain, difficulty with function
and crepitus. - Answer-Wilkes stage 5
What type of shock in child shows hypotension but no tachycardia? - Answer-
Distributive
What agent is responsible for excessive hypotension with induction dose of propofol? -
Answer-ACE inhibitor
What is the most important determinant of stability of BSSO - Answer-Pattern and
orientation of screws
What are the endoscopic brow lift incisions - Answer-1 midline, 2 paramedian, 2
temporal
What does Clarks level measure? - Answer-Layer of skin
What does Braslows levels measure? - Answer-Depth of invasion in mm
What is the significance of the Dedo classification? - Answer-Describes cervical neck
changes with aging for facelift
Intramembranous bone formation occurs in what bone(s)? - Answer-Ascending ramus
What is a micro gap? - Answer-Space between implant and abutment
Excessive torque on implant placement leads to what? - Answer-Necrotic bone
What is the most important determinant of failure at one year for immediate implant
placement? - Answer-Loading
