Dento – Osseous Structures And And Tmj MCQs

Option A: Rectangular

Option B: Triangular

Option C: Kidney shaped

Option D: Oval

Correct Answer: Kidney shaped ✔

Option A: Lateral pterygoid

Option B: Temporalis

Option C: Masseter

Option D: None of the above

Correct Answer: Temporalis ✔

Option A: Straightward

Option B: Down wards forwards and lateral

Option C: Down wards forwards and medial

Option D: Down wards Back wards and medial

Correct Answer: Down wards forwards and lateral ✔

Option A: Medial pterygoid

Option B: Lateral pterygoid

Option C: Massetor

Option D: Temporalis

Correct Answer: Lateral pterygoid ✔

Option A: Tooth contact side

Option B: Balancing side

Option C: Working side

Option D: Non- working side

Correct Answer: Working side ✔

Option A: Temporalis

Option B: Massetor

Option C: Lateral pterygoid

Option D: Medial pterygoid

Correct Answer: Lateral pterygoid ✔

Option A: Digastric

Option B: Massetor

Option C: Medial pterygoid

Option D: Temporalis

Correct Answer: Digastric ✔

Option A: Lingual to the maxillary central incisors

Option B: Buccal to the mandibular central incisors

Option C: Lingual to the maxillary canines

Option D: Lingual to the mandibular first molar

Correct Answer: Buccal to the mandibular central incisors ✔

Option A: Medial pterygoid

Option B: Masseter

Option C: Superior constrictor of pharynx

Option D: Lateral pterygoid

Correct Answer: Lateral pterygoid ✔

Option A: Lateral pterygoid

Option B: Medial pterygoid

Option C: Temporalis – anterior fibers

Option D: Temporalis- posterior fibers

Correct Answer: Lateral pterygoid ✔

Option A: Anterior

Option B: Intermediate

Option C: Posterior

Option D: retrodiscal

Correct Answer: Intermediate ✔

Option A: Lateral aspect of TMJ

Option B: Posterior aspect of TMJ

Option C: Mandibular condyle

Option D: Coronioid process

Correct Answer: Lateral aspect of TMJ ✔

Option A: Eruption of teeth

Option B: Normal process of growth

Option C: Lengthening of the condyle

Option D: Overall growth of the bodies of the maxilla and the mandible

Correct Answer: Eruption of teeth ✔

Option A: Contralateral lateral pterygoid muscle

Option B: Both lateral and medial pterygoid muscle

Option C: Epsilateral lateal pterygoid muscle

Option D: Bilateral contraction of lateral pterygoid muscle

Correct Answer: Both lateral and medial pterygoid muscle ✔

Option A: Digastric

Option B: Lateral pterygoid

Option C: Geniohyoid

Option D: All of the above

Correct Answer: All of the above ✔

Option A: Right lateral pterygoid

Option B: Left lateral pterygoid

Option C: Right medial pterygoid

Option D: Left medial pterygoid

Correct Answer: Right lateral pterygoid ✔

Option A: Sigmoid notch

Option B: Articular disc

Option C: Capsular ligament

Option D: Joint cavities

Correct Answer: Sigmoid notch ✔

Option A: Frontal bone

Option B: Maxillary bone

Option C: Nasal bone

Option D: Temporal bone

Correct Answer: Nasal bone ✔

Option A: Thickest posteriorly

Option B: Narrow in the centre

Option C: Strengthened by lateral pterygoid

Option D: All of the above

Correct Answer: All of the above ✔

Option A: Only hinge ( rotation )

Option B: Only translation

Option C: Hinge followed by translation

Option D: Translation followed by hinge

Correct Answer: Hinge followed by translation ✔

Option A: Upper central incisors

Option B: Lower central incisors

Option C: Upper canines

Option D: Lower canines

Correct Answer: Lower central incisors ✔

Option A: Lower head of lateral pterygoid muscle

Option B: Sphenomandibular ligament

Option C: Superficial head of medial pterygoid muscle

Option D: Upper head of lateral pterygoid muscle

Correct Answer: Upper head of lateral pterygoid muscle ✔

Option A: Lateral pterygoid

Option B: Medial pterygoid

Option C: Temporalies- anterior fibers

Option D: Temporalis – posterior fibers

Correct Answer: Lateral pterygoid ✔

Option A: Ball and socket joint

Option B: Hinge and axis joint

Option C: Synovial joint

Option D: Diartmodal joint

Correct Answer: Diartmodal joint ✔