MDS PREP

Bones usually fracture at the sites of
1) Compressive strain
2) Tensile strain
3) Rich blood supply
4) Thin periosteal covering

Oral Surgery Answer: 2

Bones usually fracture at sites of tensile strain, where the forces applied exceed the strength of the bone.

In which of the following anterior open bite occurs?
1) Bilateral condylar fractures
2) Symphysis fracture on one side and angle fracture on the other side of the mandible
3) Horizontal fracture of the maxilla
4) Both A and C

Oral Surgery Answer: 4

Anterior open bite can occur in bilateral condylar fractures and horizontal fractures of the maxilla.

A nasal antrostomy following a Caldwell Luc operation is created in the
1. superior meatus of nose
2. inferior meatus of nose
3. canine fossa
4. incisive foramen

Oral Surgery Answer: 2

Following may cause postoperative haemorrhage
1) Liver disease
2) Aspirin & other salicylates medication
3) Prolonged use of broad spectrum antibiotics
4) All of the above

Oral Surgery Answer: 4

A 20-years-old patient requires extraction of all erupted teeth because of extensive decay. He has two maxillary third molar impactions. X-ray film shows bony impactions. The molars should be
1) Extracted along with other teeth
2) Retained because no changes of eruption
3) Retained under a denture until they erupt
4) None of the above

Oral Surgery Answer: 3

An orontral communication during extraction
1. Requires no treatment immediately
2. Immediate prolapse of antral lining occurs into mouth
3. Reflux of fluids into the nasal cavity while drinking can be demonstrated
4. Must be closed surgically immediately

Oral Surgery Answer: 4

Which of the following analgesics is contraindicated in heroin addicts?
1. Ibuprofen
2. Aspirin
3. Dextropropoxyphene
4. Pentazocine

Oral Surgery Answer: 4

MDS PREP

Bones usually fracture at the sites of
1) Compressive strain
2) Tensile strain
3) Rich blood supply
4) Thin periosteal covering

In which of the following anterior open bite occurs?
1) Bilateral condylar fractures
2) Symphysis fracture on one side and angle fracture on the other side of the mandible
3) Horizontal fracture of the maxilla
4) Both A and C

A nasal antrostomy following a Caldwell Luc operation is created in the
1. superior meatus of nose
2. inferior meatus of nose
3. canine fossa
4. incisive foramen

Following may cause postoperative haemorrhage
1) Liver disease
2) Aspirin & other salicylates medication
3) Prolonged use of broad spectrum antibiotics
4) All of the above

An orontral communication during extraction
1. Requires no treatment immediately
2. Immediate prolapse of antral lining occurs into mouth
3. Reflux of fluids into the nasal cavity while drinking can be demonstrated
4. Must be closed surgically immediately

Which of the following analgesics is contraindicated in heroin addicts?
1. Ibuprofen
2. Aspirin
3. Dextropropoxyphene
4. Pentazocine

The first sensation to be lost following administration of local anaesthetic is
1) Proprioception
2) Pain
3) Touch
4) Temperature

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Anaesthesia

MDS PREP

Bones usually fracture at the sites of1) Compressive strain2) Tensile strain3) Rich blood supply4) Thin periosteal covering

In which of the following anterior open bite occurs?1) Bilateral condylar fractures2) Symphysis fracture on one side and angle fracture on the other side of the mandible3) Horizontal fracture of the maxilla4) Both A and C

A nasal antrostomy following a Caldwell Luc operation is created in the 1. superior meatus of nose 2. inferior meatus of nose 3. canine fossa 4. incisive foramen

Following may cause postoperative haemorrhage1) Liver disease2) Aspirin & other salicylates medication3) Prolonged use of broad spectrum antibiotics4) All of the above

An orontral communication during extraction 1. Requires no treatment immediately 2. Immediate prolapse of antral lining occurs into mouth 3. Reflux of fluids into the nasal cavity while drinking can be demonstrated 4. Must be closed surgically immediately

Which of the following analgesics is contraindicated in heroin addicts? 1. Ibuprofen 2. Aspirin 3. Dextropropoxyphene 4. Pentazocine

The first sensation to be lost following administration of local anaesthetic is 1) Proprioception2) Pain3) Touch4) Temperature

Explore by subjects

Bones usually fracture at the sites of
1) Compressive strain
2) Tensile strain
3) Rich blood supply
4) Thin periosteal covering

In which of the following anterior open bite occurs?
1) Bilateral condylar fractures
2) Symphysis fracture on one side and angle fracture on the other side of the mandible
3) Horizontal fracture of the maxilla
4) Both A and C

A nasal antrostomy following a Caldwell Luc operation is created in the
1. superior meatus of nose
2. inferior meatus of nose
3. canine fossa
4. incisive foramen

Following may cause postoperative haemorrhage
1) Liver disease
2) Aspirin & other salicylates medication
3) Prolonged use of broad spectrum antibiotics
4) All of the above

An orontral communication during extraction
1. Requires no treatment immediately
2. Immediate prolapse of antral lining occurs into mouth
3. Reflux of fluids into the nasal cavity while drinking can be demonstrated
4. Must be closed surgically immediately

Which of the following analgesics is contraindicated in heroin addicts?
1. Ibuprofen
2. Aspirin
3. Dextropropoxyphene
4. Pentazocine

The first sensation to be lost following administration of local anaesthetic is
1) Proprioception
2) Pain
3) Touch
4) Temperature