MDS PREP

The anatomical structure of mandible commonly seen in periapical films of maxillary third molar region is
1. Coronoid process
2. Condylar process
3. Ramus mandible
4. Body of mandible

Radiology Answer: 1

The following is at more risk from exposure of a dental X-ray
1. Bone marrow
2. Breast
3. Brain
4. Thyroid

Radiology Answer: 1

When images are too long (elongated), what causes the error?

1.Excessive vertical angulation

2.  Excessive horizontal angulation

3.  Insufficient vertical angulation

4.  Excessive horizontal angulation

Radiology Answer: 3

The X-ray view which is best for maxillary sinus
1) Waters view
2) Towner"s view
3) Submentovertex
4) Lateral oblique view

Radiology Answer: 1

The cells which are least susceptible to radiation are
1) Fibroblasts
2) Lymphocytes
3) Osteoblasts
4) Erythroblasts

Radiology Answer: 4

According to Clark"s rule for localisation of object if tube is shifted mesially to original angulation
1) Buccal objects move mesially
2) Lingual object moves mesially
3) Both buccal and lingual object move distally
4) Both buccal and lingual object move mesially

Radiology Answer: 2

Radiation dose to patient can be reduced by all of the following except
1) Speed films
2) Filters
3) By increasing target-object distance
4) Decreasing kilovoltage potential

Radiology Answer: 4

In bitewing radiographs, occlusal pit caries of enamel appears as a
1. Circular radiolucent area
2. Triangular radiolucent area with its base towards the dentino enamel junction
3. Vertical radiolucent line
4. None of the above

Radiology Answer: 2

Explore by subjects

Anatomy

Physiology

Biochemistry

Dental Materials

Dental Anatomy

Pathology

Microbiology

Pharmacology

Oral Pathology

Community Dentistry

Medicine

Surgery

Oral Medicine

Prosthodontics

Orthodontics

Periodontology

Oral Surgery

Conservative Dentistry

Endodontics

Pedodontics

Radiology

Anaesthesia

MDS PREP

The anatomical structure of mandible commonly seen in periapical films of maxillary third molar region is 1. Coronoid process 2. Condylar process 3. Ramus mandible 4. Body of mandible

The following is at more risk from exposure of a dental X-ray 1. Bone marrow 2. Breast 3. Brain 4. Thyroid

When images are too long (elongated), what causes the error? 1.Excessive vertical angulation 2. Excessive horizontal angulation 3. Insufficient vertical angulation 4. Excessive horizontal angulation

The X-ray view which is best for maxillary sinus1) Waters view2) Towner"s view3) Submentovertex4) Lateral oblique view

The cells which are least susceptible to radiation are1) Fibroblasts2) Lymphocytes3) Osteoblasts4) Erythroblasts

According to Clark"s rule for localisation of object if tube is shifted mesially to original angulation1) Buccal objects move mesially2) Lingual object moves mesially3) Both buccal and lingual object move distally4) Both buccal and lingual object move mesially

Radiation dose to patient can be reduced by all of the following except1) Speed films2) Filters3) By increasing target-object distance4) Decreasing kilovoltage potential

In bitewing radiographs, occlusal pit caries of enamel appears as a 1. Circular radiolucent area 2. Triangular radiolucent area with its base towards the dentino enamel junction 3. Vertical radiolucent line 4. None of the above

Explore by subjects

The anatomical structure of mandible commonly seen in periapical films of maxillary third molar region is
1. Coronoid process
2. Condylar process
3. Ramus mandible
4. Body of mandible

The following is at more risk from exposure of a dental X-ray
1. Bone marrow
2. Breast
3. Brain
4. Thyroid

When images are too long (elongated), what causes the error?

1.Excessive vertical angulation

2. Excessive horizontal angulation

3. Insufficient vertical angulation

4. Excessive horizontal angulation

The X-ray view which is best for maxillary sinus
1) Waters view
2) Towner"s view
3) Submentovertex
4) Lateral oblique view

The cells which are least susceptible to radiation are
1) Fibroblasts
2) Lymphocytes
3) Osteoblasts
4) Erythroblasts

According to Clark"s rule for localisation of object if tube is shifted mesially to original angulation
1) Buccal objects move mesially
2) Lingual object moves mesially
3) Both buccal and lingual object move distally
4) Both buccal and lingual object move mesially

Radiation dose to patient can be reduced by all of the following except
1) Speed films
2) Filters
3) By increasing target-object distance
4) Decreasing kilovoltage potential

In bitewing radiographs, occlusal pit caries of enamel appears as a
1. Circular radiolucent area
2. Triangular radiolucent area with its base towards the dentino enamel junction
3. Vertical radiolucent line
4. None of the above