ORTHODONTICS NBDE PART 2 NEWEST 2024 ACTUAL
EXAM 155 QUESTIONS AND CORRECT DETAILED
ANSWERS WITH RATIONALES (VERIFIED ANSWERS) |
ALREADY GRADED A+
When there is a FPD from natural tooth to implant, the max stress is concentrated
on the ____ part of the implant. - ANSWER: superior
What type of interleukin is most common in perio disease? - ANSWER: IL-1
If implant with a width of 4 mm is used, what should be the buccolingual width of
the ridge be? - ANSWER: 6 mm
The most acceptable root sensitive theory is ____. - ANSWER: Hydrodynamic: flow of
fluid in dentinal tubules that trigger receptors within the tooth
Which term best describes normal wear? - ANSWER: attrition
When should re-evaluation of perio therapy be done? - ANSWER: 4-6 weeks
A patient with diabetes is having IV sedation and local anesthesia. What precautions
should we take? - ANSWER: Ask patient to take high calorie food with insulin
How do mucosal grafts epithelialize? - ANSWER: Connective tissue from underlying
tissue (recipient site) provides blood supply
Treatment of midface deficiency is LeFort ___. - ANSWER: 3
Lefort 1 is associated with what fracture? - ANSWER: maxillary sinus, nasoethmoidal
air cell, frontal sinus, mastoid air cells
Lefort 2 is associated with what fractures? - ANSWER: separation of maxilla, attached
nasal complex from orbital and zygomatic processes
Lefort 3 is associated with what structures? - ANSWER: separation of nasoethmoidal
complex, zygomas, and maxilla from cranial base
What antifungal agent is recommended for some viral infections? - ANSWER:
Acyclovir
What are the symptoms of Sjogren's Syndrome? - ANSWER: Sicca symptoms:
1. xerostomia
2. xerophthalmia
3. general dryness
4. arthritis
, 5. lymphoma
The most common cause for failure of a restoration in a primary tooth is ___. -
ANSWER: cavity prep
_____ is the term used to describe 2 teeth joined by dentin. - ANSWER: Fusion
While giving an IAN injection, enter from ___. - ANSWER: contralateral premolars
How does one split the tooth using bur technique of tooth removal? - ANSWER: split
buccal and lingual up to furcation
Fear decreases pain and anxiety increases pain. T/F - ANSWER: True
The most common site of herpes is ___. - ANSWER: attached gingiva
What drug is used most for motion sickness? - ANSWER: Scopolamine
(anticholinergic drug used in eye drops used to induce mydriasis - pupillary dilation)
Prostaglandin inhibitors cause all of the following except: - ANSWER: increase gastric
mucous
What kind of drugs cause unconsciousnessness as a common effect? - ANSWER:
psychogenic
What drugs are contraindicated for asthma patients? - ANSWER: NSAIDs - cause
bronchospasm
long term asthma - give corticosteroids instead
Patients with osteoradionecrosis often have ___gy of radiation therapy. - ANSWER:
4-5
A patient is on IV bisphosphonate 3 mL for 3 years and has carious and unrestorable
tooth. What is the management for this case? - ANSWER: Stop regimen 1 month
before extraction and don't do endo treatment.
What is the most common side effect of nitrous oxide? - ANSWER: vomitting and
nausea
What is a fear in patients who have anaphylactic shock? - ANSWER: laryngeal
obstruction
Steroid supplements are indicated in patients with 10mg in how many years? -
ANSWER: 2
A patient comes in with erosive crust in skin with target. What does this person likely
have? - ANSWER: erythema multiforme
EXAM 155 QUESTIONS AND CORRECT DETAILED
ANSWERS WITH RATIONALES (VERIFIED ANSWERS) |
ALREADY GRADED A+
When there is a FPD from natural tooth to implant, the max stress is concentrated
on the ____ part of the implant. - ANSWER: superior
What type of interleukin is most common in perio disease? - ANSWER: IL-1
If implant with a width of 4 mm is used, what should be the buccolingual width of
the ridge be? - ANSWER: 6 mm
The most acceptable root sensitive theory is ____. - ANSWER: Hydrodynamic: flow of
fluid in dentinal tubules that trigger receptors within the tooth
Which term best describes normal wear? - ANSWER: attrition
When should re-evaluation of perio therapy be done? - ANSWER: 4-6 weeks
A patient with diabetes is having IV sedation and local anesthesia. What precautions
should we take? - ANSWER: Ask patient to take high calorie food with insulin
How do mucosal grafts epithelialize? - ANSWER: Connective tissue from underlying
tissue (recipient site) provides blood supply
Treatment of midface deficiency is LeFort ___. - ANSWER: 3
Lefort 1 is associated with what fracture? - ANSWER: maxillary sinus, nasoethmoidal
air cell, frontal sinus, mastoid air cells
Lefort 2 is associated with what fractures? - ANSWER: separation of maxilla, attached
nasal complex from orbital and zygomatic processes
Lefort 3 is associated with what structures? - ANSWER: separation of nasoethmoidal
complex, zygomas, and maxilla from cranial base
What antifungal agent is recommended for some viral infections? - ANSWER:
Acyclovir
What are the symptoms of Sjogren's Syndrome? - ANSWER: Sicca symptoms:
1. xerostomia
2. xerophthalmia
3. general dryness
4. arthritis
, 5. lymphoma
The most common cause for failure of a restoration in a primary tooth is ___. -
ANSWER: cavity prep
_____ is the term used to describe 2 teeth joined by dentin. - ANSWER: Fusion
While giving an IAN injection, enter from ___. - ANSWER: contralateral premolars
How does one split the tooth using bur technique of tooth removal? - ANSWER: split
buccal and lingual up to furcation
Fear decreases pain and anxiety increases pain. T/F - ANSWER: True
The most common site of herpes is ___. - ANSWER: attached gingiva
What drug is used most for motion sickness? - ANSWER: Scopolamine
(anticholinergic drug used in eye drops used to induce mydriasis - pupillary dilation)
Prostaglandin inhibitors cause all of the following except: - ANSWER: increase gastric
mucous
What kind of drugs cause unconsciousnessness as a common effect? - ANSWER:
psychogenic
What drugs are contraindicated for asthma patients? - ANSWER: NSAIDs - cause
bronchospasm
long term asthma - give corticosteroids instead
Patients with osteoradionecrosis often have ___gy of radiation therapy. - ANSWER:
4-5
A patient is on IV bisphosphonate 3 mL for 3 years and has carious and unrestorable
tooth. What is the management for this case? - ANSWER: Stop regimen 1 month
before extraction and don't do endo treatment.
What is the most common side effect of nitrous oxide? - ANSWER: vomitting and
nausea
What is a fear in patients who have anaphylactic shock? - ANSWER: laryngeal
obstruction
Steroid supplements are indicated in patients with 10mg in how many years? -
ANSWER: 2
A patient comes in with erosive crust in skin with target. What does this person likely
have? - ANSWER: erythema multiforme
