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CNS, MSK and Special Senses MCQs part 5

41. Anterior limit of the infratemporal fossa is:
Lateral pterygoid plate
Maxillary posterior wall
Pterygomaxillary fissure
Mastoid process

42. Muscle which pulls the disk of TMJ downward is:
Lateral pterygoid
Medial pterygoid
Digastric
Mylohyoid

43. The orbital opening is somewhat:
Quadrangular
oblong
circular
oval

44. The suture between the two halves of the
 frontal bone is:
Mendosal suture
symphysis
Coronal suture
Metopic suture

45. Deepest layer of deep cervical fascia is:
Prevertebral
Carotid sheath
Pretracheal
Temporal

46. Submandibular gland is situated in:
Digastric triangle
Carotid triangle
Muscular triangle
Deep to hyoglossus muscle

47. Duct of parotid gland crosses over the masseter muscle and pierces the :
Superior constrictor
Lateral Petrygoid
Buccinator
Zygomaticus major

48. Surgical excision of parotid gland endangers which of the following structures:
Hyoglossal nerve
Motor nerve of the muscles of mastication
External Carotid artery, auriculotemporal nerve, facial nerve
Lesser occipital nerve and the spinal accessory nerve

49. Duct of Rivinus is associated with :
Parotid gland
Submandibular gland
Sublingual gland
Minor salvary gland

50. Cricothyroid is supplied by:
Vagus
Recurrent laryngeal nerve
Superior laryngeal nerve
Hypoglossal nerve

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