Oral surgery
Extra-oral examination of dry socket reveals
Lymphadenitis
Tachycardia
Swelling and rough
Trismus and fever
Intra- oral examination of try socket reveals :
Devoid of blood clot with exposed
Rough and swollen and tender
Inflammation and painful bone
The mouth smells and tastes foul
All are correct
Management of posterative complication:
Bleeding
Pain/ Trismus
Ecchymosis / Edema
Alveolar osteitis
All are correct
There are several principle of a mucoperiosteal flap:
Give adequate access to the site of interest
Be designed to maintain a good blood supply
Be amenable to repair with its margin on sound bone
Not risk damage to adjacent structure
Easy to take of the tooth
The technique for closure of oro- antral Communication are following , except:
Vestibular flap
Palatial flap
Bridge flap
Trianglar flap
The most common cause of an oro- antral fistula is:
Dental extraction
Cancer
Granuloma
Dentist less experienc
Osteitis
The most frequently used suture technique of the MOS is :
Interrupted
Mattress
Continuous
Sub cuticular
Clips
The following answers are perioperative complication , except ...
Soft tissue injuries
Fracture of the Mxtibetosity
Broken instrument in tissues
Dislocation of theTMJ
Dry socket
The following answers are perioperative complication except one is
Loxation of adjacent tooth
Sub mucosal Emphysema
Trismus
Hemorrhage
Displacement of tooth , root
The following answers are perioperative complication , except one is
Ecchymosis
Nerve injury
Ora-antral communication
Subcutaneous
Dislocation of the TMJ
Intra-oral examination of try socket reveals all following ,except one is
Devoid of blood clot with exposed
Inflammation and painful bone
Lymphadenitis
Swollen and tender
The mouth smells and tastes foul
Extra-oral examination of dry socket reveals all of the following except one is
Lymphadenitis
The fever is rate
Swelling
Tachycardia
Below are management of posterative complication , except one is
Tetanus
Pain/alveolar
Ecchymosis /edema
Trismus
Bleeding
Here are the flap designs for closure of oro-antral communication , except one is
Vestibular flap
Palatal flap
Bridge flap
Envelop flap
The following answers are posterative complication except one is
Edema
Hematoma
Dry socket
Fracture
Below are postoperative complications except one is
Swelling
Ecchymosis
Never injury
Infection of wound
Fracture
Below are postoperative complications except one is
Dry socket
Edema
Hematoma
Dislocation of the TMJ
Ecchymosis
What are perioperative complication ?
Soft tissue injury
Fracture of the Aveolar process
Fracture of the mandible
Dislocation of the TMJ
All are correct
What are the main means of arresting bleeding ?
Compression
Ligation , suturing
Electrocoagulation
Using of hemostaticagents
All are correct
What is the common cause of oro-antral fistula ?
Infection
Trauma
Accident
None af them
What are the nerves that are commonly injured ?
IAN
Mental never
Lingual never
Orbital nerve
The following answers are characteristic of dry socket except
An empty socket
Smelly breath odor
Pleasant taste in the mouth
Severe pain that radiates to other areas of the head
What are the factors we are need to consider when examining a patient ?
History of the patient compliant
Medical history
Family history , Social History
Drug history
All are correct
What is the system of examination for oral surgery patient?
General assessment , hand, face , neck , and oral cavity
General assessment , hand , face , neck , oral cavity and body
General assessment , hand , face , legs , neck , oral cavity
Only oral cavity
When doing facial examination , A dentist should check
Colors of the face and conjunctivae
The eyes
Skin rashes
Facial paralysis
What are the disease that do not come under oral examination ?
Cardiovascular disease
Respiratory disease
Abdominal diseas
Neurological disease
All are correct
The flowing cyst are classification by WHO, except
Odontogenic cyst
Nonodontogenic cyst
Epidermoid cyst
Inflammatory cyst
Non epithelial cyst
The following cyst are other classification except
Odontogenic cyst
Nonodontogeniic cyst
Non epithelial cyst
Dermoid cyst
All cyst are odontogenic cyst except one is
Follicular cyst
OKC
Residual cyst
Primordial cyst
Nasolabial cyst
All cyst are non odontogenic cyst except one is
Globulo maxillary cyst
Median mamdibular cyst
Median palatial cyst
Lateral periodontal cyst
Nasopalatine cyst
The following cyst are jaw cyst except one is
Primordial cyst
Nasolabial cyst
Median Aveolar cyst
OKC
Mucous retention cyst
The following cyst are non epithelial cysts except one is
Traumatic bone cyst
Aneurysmal bone cyst
Mucous retention cyst of maxillary sinus
Residual cyst
Stafine bone cyst
The following cyst are the cyst arise from rest of malassez , except one is
Radicular cyst
Residual cyst
OKC
Inflammatory cyst
The following cyst are reduced enamel epithelium rest surrounding tooth crown after complete enamel formation except one is
OKC
Dentigerous cyst
Eruption cyst
Paradental cyst
All are correct
The following cyst are from rests series except one is
Glandular odontogenic cyst
Newborn cyst
Bptryoid cyst
Aneurysmall Bone cyst
All are correct
The following are jaw cyst , a cyst arise from reduced of enamel epithelium is
Odontogenic keratocyst (OKC)
Dentigerous cyst
Glandular odontogenic cyst
Nasolabial cyst
The following cyst are the cyst arise from reduced of enamel epithelium except one is
OKC
Dentigerous cystផ
Eruption cystv
Para dental cyst
All are correct
The following cysts are jaw cyst , a cyst from arise from reduced of enamel epithelium is
Lateral periodontal cyst
Dentigerous cyst
Glandular odontogenic cyst
Gingival cyst of adult
The following cyst are arises from dental lamina except one is
Odontogenic keratocyst
Dentigerous cyst
Glandular odontogenic cyst
Botrytoid cyst
The following answers are radio graphic features of dentigerous cyst , except one is
Radiolucency around the crown of underupted tooth
Surrounding bone corticated
Uniform cyst enlargement
Displacement of associated tooth
Smooth or scalloped bored
The following answer are the radio graphic features of dentigerous cyst except one is
Radiolucency around the crown of underupted tooth
Surrounding bone corticated
Round , circumscribed apical radiolucency
Uniform cyst enlargement
The following answer are the etiology of OKCs except one is
Cyst derived from dental lamina rests
Biologic behavior similar to benign neoplasm
Occasionally associated with underupted tooth
Growth potential and recurrence
Associated with ofontoma
All are cyst of the soft tissue of the mouth , face and neck except one is
Dermoid and epidermoid cyst
Botryoid cyst
Thyroglossal duct cyst
Lympho epithelial cyst
Parasitic cystv
The following answers are the mechanisms regarding enlargement of cystic lesions, except one is
Increase in the volume of the contents
Increase in the surface area of the sac or epithelial proliferation
Fluid accumulation within the cystic cavity
Resorption of the surrounding bone
All are correct
The following answer are the cyst initiation formation except one is
Exact stimulus not known
In inflammatory odontogenic cyst
Infection is considered as precipitating factor
Bone resorption
Cyst forms from developing odontogenic epithelium
The following answers are the results of aspiration of cyst , OKC is
Dirty, creamy with viscoidsuspension
Clear, pale yellow straw colored fluid
Clear pale and straw colored fluid
All are correct
Pus or brownish fluid
The following answer are the results of aspiration of cyst , dentigerous cyst is
Dirty, creamy with viscoid suspension
Clear, pale yellow straw colored fluid
Clear pale and straw colored fluid
Pus or brownish fluid
All are correct
The following answer are the result of aspriation of cysts, infected cyst is
Clear, pale yellow straw colored fluid
Pus or brownish fluid
Clear pale and straw colored fluid
Dirty, creamy with viscoidsuspension
All are correct
The following answer are the result of aspiration of cysts , infected cyst is
Pus or brownish fluid ,seropurulent and sanguinopurulent
Dirty, creamy with viscoid suspension
Clear pale and straw colored fluid
Clear, pale yellow straw colored fluid
All are correct
The following answers are the indication of marsupializarion except one is
In younge patient with cyst
In very large cysts
Limited bony removal
In the elderly and debilitated patient
Primary closure of the wound
Pericoronitis is
Inflammations of soft tissue associated with partial erupted or underupted tooth
Aveolar osteritis which occurs after extradition a few days
Inflammation of the tissue surrounding the teeth and also damages the alveolar bone
Found on all teeth except the third molars
Which of the following in not sign and symptoms of Pericoronitis
Pain
Swelling
Low temperatures
Lymphadenopathy
Treatment of dry socket:
Analgesics only
Antibiotics only
Symptomatic treatment
Self - care
If the needle has a flattened section, it should be grasped at the point proximately
One- third of the needle length
Two-third of the needle Lenght
Half of the needle length
One-fourth of the needle length
The aim of a good flap design is not to prevent
Necrosis
Dehiscence
Tearing
Good healing afternoon
Mattresses sutures have two forms
Vertical and oblique
Horizontal and oblique
Horizontal and vertical
Continues and vertical
When extracting maxillary teeth , the position of the operator should be
At the front and to the right of the patient
At the back and to the right of the patient
At the front and to the left of the patient
At the back and to the left of the patient
Which of the following is not
Small caries
Pericoronitis
Primary teeth
Fracture teeth
Should you take radiograph of every tooth before extraction
Yes
No
In case needed
Not always
For flatten root teeth, the movement that we make during extraction is :
Rotation
Buccal - lingual
Mesial-distal
Lingualise only
When one of the root of a lower first molar fracture a little below bone level, it is likely
Very easy to be moved by forceps
Inaccessible to forceps
Uncomfortable to use elevators
Abandoned by the operator
Choose the one that is not the problem to be avoid I'm transal Aveolar tooth removal
Inadequate anesthesia
Tooth small a flap
Insufficient bone removal
Accessible flap
The most common cause of an oro-antral fistula is
Dental extraction
Sinusitis
Dental implants placement
Peri apical infection
Which flap is the easiest technique for the closure of oro-antral communication
Vestibular flap
Palatial flap
Bridge flap
Combined vestibular and palatial flaps
Palatal flap is performed when
Oro-antral communication is located more palatal
Oro-antral communication is located more buccal
Oro-antral communication is located more palatal and voiding flattening of the vestibular
Avoiding flattening of the vestibular is neeeded
Bridge flap which is performed in oro-antral communication should be fixed by
Mattresses and interrupted sutures
Continues sutures
Interrupted sutures
Subcuticular
All are odontogenic cyst except
Radicular cyst
Nasolabial cyst
Residual cyst
Primordial cyst
All are characteristic of dentigerous cyst except
Surrounding crown of the impacted tooth
Crown is located within cyst lumen and root is outside
Symptomatic usually
Cyst remains attached to cervical margin of tooth
Buccal bifurcation cyst happen mostly in
6-11 years of age group
7-9 years of age group
6-15 years of age group
9-11 years of age group
The recurrence rate of odontogenic keratocyst is
25-60%
20-25%
30-70%
More than 50%
Which one is not the characteristics of odontogenic keratocyst?
Cyst derived from dental lamina rests
Mostly associated with underupted tooth
Remarkable growth potential
Biological behavior is similar to benign neoplasm
Which is the characteristics of calcifying odontogenic cyst ?
Extraosseous only
Intravenous only
Usually painful
Maybe associated with odontoma
Which one is not the phase of psychopharmacology of cyst formation?
Cyst initiation
Cyst formation
Cyst enlargement
Cyst's size reduction
All are factors responsible for cyst formation except
Proliferation of the epithelial lining
Fluid accumulation within the cystic cavity
Bone resorption
Enlargement of surrounding bone
All are the instrument for removing bone , except
Chisel and mallet
Bone file
Bur and handpiece
Hemostat
Which one is not the reason of why 3.0 black silk is the most common sutures used in oral cavity?
Strong enough
Easy to tie
Absorb the liquid well
Black makes it easy to see for removal
The use of approximate antibiotics for the treatment of Pericoronitis should be for
5day
3days at most
One week to 10days
5-6days
All are signs and symptoms of dry socket except
Visible bone in the socket
Usually painless
Bad breath
Swollen lymph nodes
Which is not the risk factors of dry socket?
Taking oral contraceptives
Smoking
Tooth infection
Young age
Complication of dry socket is
Tissue take 5 to 7 weeks to heal
Bone can take up to 12month to heal
Dental implants placement is interfered
Delay the healing process after a tooth extraction
What can you do after a tooth extraction by surgery?
Avoid spitting for about 2weeks
Brush your teeth which are adjacent to the extraction site excessively
Rinse your mouth gently
You can
Which is not the characteristics of Nasopalatine duct cyst?
Located in the region of maxillary central incisors
Central incisor are vital
Central incisors lose lamina dura
Central incisors have intact periodontal ligament
Treatment of Eruption cyst
Excision of the cyst
Wait till the patient grow to the age of 6 before performing any surgery
Resolved spontaneously
A good flap design is needed to remove the cyst completely
Radiography of the odontogenic keratocyst shows
Well-defined lesion
Until ocular radiolucency
Thick corticated margin
No clear border
All are non odontogenic cyst, except
Globulo maxillary cyst
Median mamdibular cyst
Lateral periodontal cyst
Median palatal cyst
Rests of serres can develop into
Gingival cyst of adults
Dentigerous cyst
Radicular cyst
Paradental cyst
When there is a fracture root of a tooth, it is not good to
Complete the extraction
Explain the patient that is fine to keep it
Simply abandon the procedure
Perform RCT
Which one is not the basic principles of suturing technique?
Insert the needle at right angles to the tissues
The exit tract should likewise be at right angle to the tissue
Sutures should be placed at right angle to the line of the wound
Tie the sutures very tightly to avoid ischemia of the wound edge
The sutures technique that can leave a good scar to the patient is
Mattress
Interested
Clip
Continuous
Generally sutures should be removed as follows
Face -5 to 7 days
Neck - 3 to 4 day
Scalp -2 weeks
Elsewhere-10day
Designs of flap do not depend on
The anatomical site
Age of the patient
Periodontal status
Existing restoration
Importantce of flap design consideration
Sufficient visualization is essential
Flap can be retracted with tensions
The retractor should not rest on sound intact bone
Torn tissue heals faster than sharp incisions
Which one is not the cause of Pericoronitis?
Trauma from the opposing
Previous history of Pericoronitis
Poor oral hygiene
Inverted- impacted
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