MDS PREP

When performing an elective tracheostomy, the trachea should be entered
1. through the cricothyroid membrane
2. below the cricoid cartilage
3. above the thyrohyoid cartilage
4. above the cricoid cartilage

Oral Surgery Answer: 2

To perform tracheostomy entry should be made at the
1. Cricothyroid ligament
2. Thyroid membrane
3. Thyroid notch
4. Cricoid cartilage

Oral Surgery Answer: 1

An approach to an impacted mandibular molar is achieved by
1) Envelop flap
2) Bayonet flap
3) "L" shaped flap
4) All of the above

Oral Surgery Answer: 4

Gunshot wounds of the face caused by
1) Low-velocity missiles have a deceptive external appearance in that there is extensive internal damage covered by a small entry wound
2) High-velocity bullets are sterile
3) High-velocity bullets must be sutured as soon as possible
4) None of the above

Oral Surgery Answer: 2

Gunshot wounds of the face caused by high-velocity bullets can lead to extensive internal damage despite a small entry wound, making them particularly dangerous.

During extractions of maxillary second molar 0.5 mm perforation is created in maxillary sinus. The appropriate treatment would be to
1. Perform-Caldwell-Luc procedure
2. Smoothen the bone and place suture across socket
3. No treatment necessary
4. None of the above

Oral Surgery Answer: 3

Which one of the following is a contraindication for extraction of teeth
1) Endocarditis
2) Vincent"s infection
3) Glomerulonephritis
4) Rheumatic fever

Oral Surgery Answer: 2

Maximum dose of xylocaine without adrenaline that can be given in 60 kg adults is
1) 500 mg
2) 300 mg
3) 400 mg
4) 600 mg

Oral Surgery Answer: 2

For extraoral maxillary nerve block the target is
1) Anterior to lateral pterygoid plate
2) Posterior to lateral pterygoid plate
3) Pterygomandibular fossa
4) Pterygomandibular fissure

MDS PREP

When performing an elective tracheostomy, the trachea should be entered
1. through the cricothyroid membrane
2. below the cricoid cartilage
3. above the thyrohyoid cartilage
4. above the cricoid cartilage

To perform tracheostomy entry should be made at the
1. Cricothyroid ligament
2. Thyroid membrane
3. Thyroid notch
4. Cricoid cartilage

An approach to an impacted mandibular molar is achieved by
1) Envelop flap
2) Bayonet flap
3) "L" shaped flap
4) All of the above

Gunshot wounds of the face caused by
1) Low-velocity missiles have a deceptive external appearance in that there is extensive internal damage covered by a small entry wound
2) High-velocity bullets are sterile
3) High-velocity bullets must be sutured as soon as possible
4) None of the above

During extractions of maxillary second molar 0.5 mm perforation is created in maxillary sinus. The appropriate treatment would be to
1. Perform-Caldwell-Luc procedure
2. Smoothen the bone and place suture across socket
3. No treatment necessary
4. None of the above

Which one of the following is a contraindication for extraction of teeth
1) Endocarditis
2) Vincent"s infection
3) Glomerulonephritis
4) Rheumatic fever

Maximum dose of xylocaine without adrenaline that can be given in 60 kg adults is
1) 500 mg
2) 300 mg
3) 400 mg
4) 600 mg

For extraoral maxillary nerve block the target is
1) Anterior to lateral pterygoid plate
2) Posterior to lateral pterygoid plate
3) Pterygomandibular fossa
4) Pterygomandibular fissure

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MDS PREP

When performing an elective tracheostomy, the trachea should be entered 1. through the cricothyroid membrane 2. below the cricoid cartilage 3. above the thyrohyoid cartilage 4. above the cricoid cartilage

To perform tracheostomy entry should be made at the 1. Cricothyroid ligament 2. Thyroid membrane 3. Thyroid notch 4. Cricoid cartilage

An approach to an impacted mandibular molar is achieved by1) Envelop flap2) Bayonet flap3) "L" shaped flap4) All of the above

Gunshot wounds of the face caused by1) Low-velocity missiles have a deceptive external appearance in that there is extensive internal damage covered by a small entry wound2) High-velocity bullets are sterile3) High-velocity bullets must be sutured as soon as possible4) None of the above

During extractions of maxillary second molar 0.5 mm perforation is created in maxillary sinus. The appropriate treatment would be to 1. Perform-Caldwell-Luc procedure 2. Smoothen the bone and place suture across socket 3. No treatment necessary 4. None of the above

Which one of the following is a contraindication for extraction of teeth1) Endocarditis2) Vincent"s infection3) Glomerulonephritis4) Rheumatic fever

Maximum dose of xylocaine without adrenaline that can be given in 60 kg adults is1) 500 mg2) 300 mg3) 400 mg4) 600 mg

For extraoral maxillary nerve block the target is1) Anterior to lateral pterygoid plate2) Posterior to lateral pterygoid plate3) Pterygomandibular fossa4) Pterygomandibular fissure

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When performing an elective tracheostomy, the trachea should be entered
1. through the cricothyroid membrane
2. below the cricoid cartilage
3. above the thyrohyoid cartilage
4. above the cricoid cartilage

To perform tracheostomy entry should be made at the
1. Cricothyroid ligament
2. Thyroid membrane
3. Thyroid notch
4. Cricoid cartilage

An approach to an impacted mandibular molar is achieved by
1) Envelop flap
2) Bayonet flap
3) "L" shaped flap
4) All of the above

Gunshot wounds of the face caused by
1) Low-velocity missiles have a deceptive external appearance in that there is extensive internal damage covered by a small entry wound
2) High-velocity bullets are sterile
3) High-velocity bullets must be sutured as soon as possible
4) None of the above

During extractions of maxillary second molar 0.5 mm perforation is created in maxillary sinus. The appropriate treatment would be to
1. Perform-Caldwell-Luc procedure
2. Smoothen the bone and place suture across socket
3. No treatment necessary
4. None of the above

Which one of the following is a contraindication for extraction of teeth
1) Endocarditis
2) Vincent"s infection
3) Glomerulonephritis
4) Rheumatic fever

Maximum dose of xylocaine without adrenaline that can be given in 60 kg adults is
1) 500 mg
2) 300 mg
3) 400 mg
4) 600 mg

For extraoral maxillary nerve block the target is
1) Anterior to lateral pterygoid plate
2) Posterior to lateral pterygoid plate
3) Pterygomandibular fossa
4) Pterygomandibular fissure