MCQ

Question 1

Which muscles are innervated by the suboccipital nerve?
A) Rectus capital posterior minor
B) Anterior scalene
C) Rectus capitis posterior major
D)Oblique capitis superior (superior oblique)
E)Rectus capitis anterior

Answer 1

A) Rectus capital posterior minor
C) Rectus capitis posterior major
D) Oblique capitis superior (superior oblique)

Question 2

The alar ligaments attach to the....
A) Spinous process of axis
B) 7 Cervical vertebra
C) Dens axis
D) Lumbar vertebrae
E) Spinous process of atlas

Answer 2

C )Dens of axix

Question 3

What is the action of the superior head of lateral pterygoid muscle (on the mandible)?

a) Elevation
b) depression
c) protraction
d) Both A & B are correct
e) both C & c are correct

Answer 3

b) Depression

Question 4

In what structures does the temporomandibular ligament attach?

a) Coronoid process of mandible and neck of mandible
b) Tubercle on zygomatic bone and coronoid process of mandible
c) Neck of zygomatic bone and tubercle of mandible
d) Tubercle of zygomatic bone and neck of mandible

Answer 4

d) Tubercle of zygomatic bone and neck of mandible

Question 5

How many bones does the viscerocranium consists of?

a) 14
b) 15
c) 16
d) 17

Answer 5

a) 14

Question 6

Which of these bones are unpaired bones of the viscerocranium?

a) Maxillary
b) Mandible
c) Zygomatic
d) Lacrimal

Answer 6

b) Mandible

Question 7

What kind of joint is the temporomandibular joint?

a) synovial (ball and socket)
b) Synovial (hinge)
c) Synovial (saddel)
d) Fibrous
e) Cartilaginous

Answer 7

b) Synovial (hinge)

Question 8

Which muscle is responsible for elevation and protraction of the temporomandibular joint?

a) Masseter
b) Lateral pterygoid
c) Temporalis
d) Medial pterygoid
e) A and B are correct

Answer 8

d) Medial pterygoid

Question 9

What set of movements below are correct for the temporomandibular joint?

a) elevation and depression
b) protrusion and retrusion
c) Both A and B together
d) Elevation, depression, protrusion, retrusion and bilaterally asymmetrical movements
e) None of this

Answer 9

d) Elevation, depression, protrusion, retrusion and bilaterally asymmetrical movements

Question 10

The mastication muscle are innervated by which nerve?

a) Mandibular branch of trigeminal nerve
b) Maxillary branch of trigeminal nerve
c) All the branches of trigeminal nerve
d) Maxillary and mandibular branches of the trigeminal nerve

Answer 10

a) Mandibular branch of trigeminal nerve

Question 11

What plexus lies partly in between the temporalis and pterygoid muscle?

a) Superficial temporal plexus
b) Deep temporal plexus
c) Pterygoid plexus
d) External mandibular plexus
e) Zygomatic plexus

Answer 11

c) Pterygoid plexus

Question 12

What forms the floor of the temporal fossa? Parts of 1. Zygomatic arch 2. Frontal bone 3. Parietal bone 4. Temporal bone 5. Greater wing of sphenoid bone 6. Lesser wing of sphenoid bone

a) 1,2,3,4,5,6
b) 1,2,3,4,5
c) 1,2,3,4,6
d) 2,3,4,5
e) 2,3,4,

Answer 12

d) 2,3,4,5
Frontal bone
Parietal bone 
Temporal bone 
Greater wing of sphenoid bone

Question 13

What synovial type of joint is the temporomandibular joint?

a) Pivot and gliding
b) Pivot
c) Gliding and hinge
d) Hinge and pivot

Answer 13

c) Gliding and hinge

Question 14

Mastication muscles comes from brachial arch?

a) 4 and 5
b) 2
c) 3 and 2
d) 1 and 2
e) 1

Answer 14

e) 1

Question 15

The fascial nerve innervates the orbicular oculi by?

a) supraorbital branch
b) supratrochlear branch
c) Upper cubbal branch
d) Zygomatic branch
e) Cervical branch

Answer 15

d) Zygomatic branch

Question 16

The skin of the chin is innervated by…

a) Supratrochlear nerve
b) Mental nerve
c) Zygomaticofacial nerve
d) Buccal nerve
e) Lingual nerve

Answer 16

d) Buccal nerve

Question 17

Which of the following ligaments play the most important role in stabilizing the temporomandibular joint?

a) Stylomandibular ligament
b) Sphenomandibular ligament
c) Lateral ligament

Answer 17

c) Lateral ligament

Question 18

Choose on of the following alternatives that shows the correct route of the facial nerve (starting from the origin):

1. Stylomastoid foramen 2. Facial canal 3. Retromandibular fossa 4. Internal acoustic meatus 5. Mastoid foramen
   a) 2,4,3
   b) 4,5,2,3
   c) 5,2,1,4
   d) 4,2,1,3
   e) 5,3,2

Answer 18

d) 4,2,1,3
4 Internal acoustic meatus
2 Facial canal 
1 Stylomastoid foramen
3. Retromandibular fossa

Question 19

Action of the masseter muscle upon the temporomandibular joint?

a) Elevates, protracts
b) Depresses
c) Elevates
d) Depresses, retats
e) Elevates, retracts

Answer 19

e) Elevates, retracts

Question 20

Each temporomandibular joint has two..?

a) Articulations
b) ligaments attached
c) Synovial cavities
d) Articular disks
e) Joint capsules

Answer 20

c) Synovial cavities

Question 21

Which of these muscles is NOT innervated by motory fibers of the trigeminal nerve?a) Masseter

b) Temporalis
c) Buccinator
d) Lateral pterygoid
e) Medial pterygoid

Answer 21

c) Buccinator

Question 22

Which bone of the viscerocranium contributes to the greatest part of the upper facial skeleton?

a) frontal bone
b) Nasal bone
c) Maxillary bone
d) Lacrimal bone
e) Zygomatic bone

Answer 22

c) Maxillary bone

Question 23

Which muscles are active when the mouth are closing?

a) Temporalis, masseter
b) Masseter, lateral pterygoid
c) Lateral pterygoid, temporalis
d) Temporalis, masseter, medial pterygoid

Answer 23

d) Temporalis, masseter, medial pterygoid

Question 24

Which of below mention is a main feature of the viscerocranium part of the lateral aspect of the cranium?

a) Temporal fossa
b) Pterion
c) External acoustic meatus
d) Mastoid process of the temporal bone
e) None

Answer 24

a) Temporal fossa

Question 25

From which structure does the facial nerve emerge from?

a) foramen ovale
b) superior orbital fissure
c) zygomaticofacial fissure
d) stylomastoid foramen
e) External acoustic meatus

Answer 25

d) stylomastoid foramen

Question 26

Which cranial nerve(s branches innervates the digastric muscles?

a) Trigeminal nerve
b) Facial nerve
c) Trigeminal nerve and facial nerve
d) Facial nerve and accessory nerve

Answer 26

c) Trigeminal nerve and facial nerve