MDS PREP
Excess of plasma level of lignosis can cause cardiovascular collapse due to
1) Myocardial depression
2) Vagal stimulation
3) Syncope
4) CNS excitability
Oral Surgery
Answer: 1
Maxillary tori are usually removed by
1) Burs and chisels as indicated to section and remove lobulation
2) Bone forceps to hold torus while it is being sectioned
3) Rongeurs to crush bone
4) All of the above
Oral Surgery
Answer: 1
Cryosurgery utilizes which of the following?
1) Nitrous oxide
2) Carbon dioxide
3) Liquid oxygen
4) Nitric dioxide
Oral Surgery
Answer: 1
Cryosurgery utilizes nitrous oxide as a cryogenic agent to freeze and destroy abnormal tissues.
A surgical procedure required bilateral block. A bilateral inferior alveolar nerve block is
1) Not contraindicated
2) Should rarely be preformed
3) May cause space infection
4) None of the above
Oral Surgery
Answer: 1
Of the following which is best method to treat a large radicular cyst of the maxilla with apical involvement of four vital teeth
1) Marsupialization
2) Aspiration
3) Enucleation and primary closure
4) Enucleation and packing the cavity with BIPP
Oral Surgery
Answer: 1
A 60 year old patient reports for the ex traction of a diseased maxillary right second molar which was the only tooth in that quadrant and was serving as an abutment. Care must be taken when extracting this tooth, to prevent
1. displacement of the palatal root into the
maxillary sinus
2. fracture and removal of the floor of the
maxillary sinus along with the tooth
3. alveolar osteitis
4. displacement of the tooth into the mas
seteric space
Oral Surgery
Answer: 2
The following suture material has the memory property
1) Silk
2) Catgut
3) Nylon
4) Linen
Oral Surgery
Answer: 3
An average patient with maxillofacial trauma requires how much of daily sodium?
1) 100 mmol
2) 50-60 mmol
3) 10 mmol
4) 1000 mmol
Oral Surgery
Answer: 1
An average patient with maxillofacial trauma requires about 100 mmol of daily sodium to maintain electrolyte balance.