Osteology Most Important MCQs

1 - ‘Pterion ‘ is_____________?

A. Is a point of articulation four skull bones

B. Is a point where ‘bregma' and ‘lambda ‘meet

C. It is the region of the antero – lateral fontanelle merge

D. Lies deep to the zygomatic arch

Is a point of articulation four skull bones

2 - All of the following canals open on the posterior wall of the pterygo palatine fossa EXCEPT_____________?

A. Greater palatine canal

B. Foramen Rotundum

C. Pterygoid canal

D. Palatovaginal canal

Greater palatine canal

3 - All the following features of skull of a newborn are true except_____________?

A. Diploe not formed

B. Styloid process has not fused with rest of temporal bone

C. Anterior fontanelle open

D. Mastoid process is of adult size

Mastoid process is of adult size

4 - Among all of the following foramens in the base of skull, which is , the most posteriorly present______________?

A. Foramen spinosum

B. Foreman rotundum

C. Forename lacerum

D. Foreman Ovale

Forename lacerum

5 - Anterior limit of infratemporal fossa is______________?

A. Lateral pterygoid plate

B. Maxillary posterior wall

C. Pterygomaxillary fissure

D. Mastiod process

Maxillary posterior wall

6 - Bone better described as " bat with extended wings" is________________?

A. Ethmoid

B. Sphenoid

C. Nasal

D. Mandible

Sphenoid

7 - Bregma is the name given to the junction of the_______________?

A. Coronal and sagittal sutures

B. Frontal bone with the nasal bone

C. Lambdoid and sagittal sutures

D. Two parietal bones

Coronal and sagittal sutures

8 - Following foramina are found in greater wing of sphenoid except____________?

A. Foramen Rotundum

B. Canaliculus innominatus

C. Foramen Spinosum

D. Optic canal

Optic canal

9 - Foramen caecum is seen in____________?

A. Ethmoid Bone

B. Tongue

C. Sphenoid

D. A and B

A and B

10 - Foramen magnum transmits all except_________________?

A. Vertebral artery

B. Spinal branch 10th nerve

C. Spinal cord

D. Vertebral venous plexus

Spinal cord

11 - Foramen transversarium transmit______________?

A. Inferior jugular vein

B. Inferior petrosal sinus

C. Sigmoid sinus

D. Vertebral artery

Vertebral artery

12 - Highest point on skull_____________?

A. Pterion

B. Porion

C. Lambda

D. Vertex

Vertex

13 - Joint between two bony surfaces linked by cartilage in the plane of body is called_______________?

A. Syndesmosis

B. Symphysis

C. Synchondrosis

D. Suture

Synchondrosis

14 - Lateral part of middle cranial fossa and posterior cranial fossa are divided by ______________?

A. Petrous temporal bone

B. Croista galli

C. Transverse groove

D. Sphenoid bone

Petrous temporal bone

15 - Lingual gives attachment to________________?

A. Upper medial incisor

B. Sphenomandibular ligament

C. Temporomandibular ligament

D. All

Sphenomandibular ligament

16 - Mandibular fossa is a part of_____________?

A. Mandible bone

B. Maxilla bone

C. Sphenoid bone

D. Temporal bone

Temporal bone

17 - Mental foramen is located_______________?

A. Between roots of premolars

B. Between roots of molars

C. Near canine

D. Between Incisions

Between roots of premolars

18 - Mental spines provide attachment to_____________?

A. Genioglossus

B. Anterior & Posterior bellies of digastric

C. Mylohyoid

D. Superior constrictor of pharynx

Genioglossus

19 - Muscle, which pulls the disk of TMJ downward________________?

A. Lateral pterygoid

B. Medial pterygoid

C. Digastric

D. Mylohyoid

Lateral pterygoid

20 - Number of Bones in adult skull are______________?

A. 18

B. 20

C. 22

D. 40

21 - Pneumatic bones is all except ?

A. Mastoid

B. Mandible

C. Maxilla

D. Ethmoid

Mandible

22 - Structures passing through foramen ovale______________?

A. Emissary vein

B. Mandibular nerve

C. Trigeminal nerve

D. A & B

A & B

23 - Structures passing through foramen spinosum is_______________?

A. Accessory meningeal artery

B. Middle meningeal artery

C. Mandibular nerve

D. Maxillary nerve

Middle meningeal artery

24 - Supra meatal triangle extermnally represents_______________?

A. Transverse sinus

B. Promontory of middle ear

C. Internal acoustic meatus

D. Mastoid antrum

Mastoid antrum

25 - The first costochondral joint is a_______________?

A. Fibrous joint

B. Synovial joint

C. Fmosis

D. Synarthrosis

Synarthrosis

26 - The hyoid bone lies in the midline at the front of the neck at the level of the_______________?

A. Third cervical vertebra

B. Fourth cervical vertebra

C. Fifth cervical vertebra

D. Seventh cervical vertebra

Third cervical vertebra

27 - The joint between the atlas and axis is_________________?

A. Synovial

B. Closely related to the first cervical nerves

C. All ow rotation of the head

D. Supported by the alar ligaments

All ow rotation of the head

28 - The maxilla articulates with all of the following bones, except one. Identify the exception____________?

A. Frontal

B. Zygomatic

C. Palatine

D. Temporal

Temporal

29 - The orbital opening is smoewhat_______________?

A. Quadrangular

B. Oval

C. Oblong

D. Circular

Quadrangular

30 - The palatine bone furnishes the link between________________?

A. Maxilla and the sphenoid bone

B. Sphenoid and the ethmoid bone

C. Sphenoid and the vomer

D. None of the above

Maxilla and the sphenoid bone

31 - The point where the parieto mastoid , occipito mastoid , and lambdoid sutures meet is_______________?

A. Pterion

B. Obelion

C. Asterion

D. Bregma

Asterion

32 - The type of suture represented by sagittal suture of the cranial vault is_______________?

A. Serrate

B. Denticulate

C. Squamous

D. Plane

Serrate

33 - The typical cervical differs from thoracic vertebra in that it______________?

A. Has a triangular body

B. Has a foramen transversarium

C. Superior articular fact directed backwards and upwards

D. Has a large vertebral body

Has a foramen transversarium

34 - What is the number of bones a neonate has in the skeleton ?

A. 270

B. 250

C. 230

D. 206

270

35 - Which of the following does not pass through superior orbital fissure ______________?

A. Oculomotor nerve

B. Optic

C. Ophthalmic division of trigeminal

D. Trochlear

Optic

36 - Which of the following is located meidal to the third molar at the junction of the maxilla and the horizontal plate of the palatine bone_____________?

A. Posterior nasal spine

B. Mylohyoid line

C. Pterygoid Hamulus

D. Greater palatine foramen

Greater palatine foramen

37 - Which of the following is present in the posterior cranial fossa in a five year old child______________?

A. Foramen rotundum

B. Foramen lacerum

C. Juglar foramen

D. Zygomatic nerve

Juglar foramen

38 - Which of the following is the weakest part of the orbit ?

A. Medial wall

B. Lateral wall

C. Floor of the orbit

D. Roof of the orbit

Medial wall

39 - Which of the following is unpaired bone of facial skeleton______________?

A. Nasal

B. Lacrimal

C. Inerior nasal concha

D. Vomer

Vomer

40 - Which of the following structures is not present on the internal surface of mandible ?

A. Genial tubercle

B. Mylohyoid ridge

C. Lingula

D. Mental foramen

Mental foramen

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Subject Wise MCQs

Post Wise MCQs

Past Papers