MCQs on Nerve Supply of Head and Neck

# All of the following are true of upper eyelid except:
A. Muscles which close the eyelid are supplied by the facial nerve
B. Muscles which open the eyelid are supplied by the branch of trigeminal nerve
C. Sensory supply is by the fifth cranial nerve
D. Blood supply is by the lacrimal and ophthalmic arteries

# Ptosis may occur due to damage to:
A. Trochlear nerve
B. Occulomotor
C. Trigeminal nerve
D. Superior oblique muscle

# Paralysis of upper eyelid is due to paralysis of:
A. III
B. IV
C. V
D. VII



# The oculomotor nerve supplies all the muscles of eye except:
A. Lateral Rectus
B. Superior oblique
C. Superior rectus
D. Both A and B

# On applying pressure on angle of jaw while maintaining patent airway, which nerve is likely to be damaged?
A. 6th
B. 7th
C. 4th
D. 9th

# All of the following Structures are in the lateral wall of cavernous sinus except:
A. Occulomotor
B. Trochlear
C. Trigeminal
D. Ophthalmic

# All of the following structures are related to cavernous sinus except:
A. 2nd or optic nerve
B. 4th nerve
C. 6th nerve
D. Mandibular division of trigeminal nerve

# A person has inability to look downwards and laterally. The nerve injured is:
A. Occulomotor
B. Trochlear
C. Trigeminal
D. Ophthalmic

# The lower lip gets its sensory supply through the:
A. Buccal branch of the facial nerve
B. Buccal branch of the mandibular nerve
C. Mandibular branch of the facial nerve
D. Mental nerve

# All of the following structures are associated with branches of the trigeminal nerve EXCEPT the:
A. Foramen Ovale
B. Foramen Rotundum
C. Superior Orbital Fissure
D. Stylomastoid foramen

# The structure that is closely related to the posterior end of the mylohyoid ridge is:
A. Lingual nerve
B. Inferior alveolar nerve
C. Mylohyoid nerve
D. None of the above

# Maxillary nerve innervates all of the following EXCEPT:
A. Ala of the nose and lower eyelid
B. The upper cheeks
C. Gingiva of the maxilla
D. Temporomandibular Joint

# All are true of mandibular nerve except:
A. Sensory branch arises from anterior trunk
B. Muscles of mastication are innervated by branches of main trunk
C. Nerve to medial pterygoid arises from main trunk
D. Buccal nerve innervates buccinator muscle

# Tumor infiltrating into the foramen ovale will cause all EXCEPT:
A. Anesthesia of the TMJ
B. Paralysis of the Tensor tympani
C. Paresthesia of the lips
D. Paralysis of stylohyoid

# Injury to the motor division of the mandibular nerve will cause paralysis of the following EXCEPT:
A. Medial Pterygoid
B. Masseter
C. Buccinator
D. Anterior Belly of Digastric

# All of the following muscles are supplied by the mandibular nerve EXCEPT:
A. Masseter
B. Buccinator
C. Medial Pterygoid
D. Anterior belly of digastric

# TMJ is supplied mainly by:
A. Masseteric and auriculotemporal nerve
B. Superficial temporal nerve
C. Facial nerve peripheral branch
D. Posterior auricular nerve

# Which of the following nerves are branches of mandibular nerve?
A. Lingual, facial and palatine nerve
B. Lingual and Inferior alveolar nerve
C. Inferior alveolar and cervical nerves
D. All of the above

# The otic ganglion:
A. Is in relation to maxillary nerve
B. Receives preganglionic parasympathetic fibers, through the greater superficial petrosal nerve
C. Sends postganglionic parasympathetic fibers to auriculotemporal nerve
D. Is related to the tensor tymapni

# The maxillary nerve exits the cranium through which foramen?
A. Ovale
B. Rotundum
C. Stylomastoid
D. Inferior orbital fissure

# Mandibular nerve supplies:
A. Anterior belly of digastric, mylohyoid, tensor tympani, tensor palati
B. Posterior belly of digastric, mylohyoid
C. Stapes, Malleus, Incus
D. Anterior belly of digastric, stapes

# The nasal septum is supplied by all of the following except:
A. Nasopalatine nerve
B. Posterior ethmoidal nerve
C. Pterygopalatine ganglion
D. Nasociliary nerve

# All are branches of the posterior division of mandibular nerve except:
A. Lingual nerve
B. Inferior alveolar nerve
C. Deep Temporal nerve
D. Mylohyoid nerve

# Sphenoidal air sinus is supplied by _______ nerve.
A. Posterior ethmoidal nerve
B. Posterior superior alveolar nerve
C. Sphenoidal nerve
D. Infratemporal nerve

# Which of the following is not a branch of ophthalmic nerve?
A. Frontal
B. Lacrimal
C. Nasociliary
D. Medial ethmoid

# Skin over the prominence of the cheek is supplied by_______ nerve.
A. Zygomaticofacial
B. Zygomaticotemporal
C. Auriculotemporal
D. Infratrochlear

# Which of the following is not true regarding trigeminal nerve?
A. Roots of trigeminal nerve are attached to the Pons
B. It has three main divisions
C. Trigeminal nerve supplies the dura mater of middle cranial fossa
D. The trigeminal ganglion contributes to the sensory root only

# Which of the following muscles is supplied by mandibular nerve?
A. Stapedius
B. Buccinator
C. Tensor veli palatini
D. Posterior belly of digastric

# Inferior alveolar nerve runs:
A. Medial to lateral pterygoid
B. From infratemporal fossa
C. Lateral to medial pterygoid
D. Lateral to lateral pterygoid

# Structures passing through the sigmoid (mandibular) notch are:
A. Auriculotemporal nerve
B. Mandibular nerve
C. Masseteric nerve and vessels
D. Chorda tympani

# Mandibular anterior division nerve has:
A. One sensory and all motor branches
B. One motor and all sensory branches
C. All motor branches
D. All sensory branches

# The fifth nerve innervates the following:
A. Mylohyoid, anterior and posterior belly of digastric
B. Mylohyoid, anterior belly of digastric and tensor tympani
C. Mylohyoid, posterior belly of digastric and tensor tympani
D. Mylohyoid, posterior belly of digastric, stapedius and tensor tympani

# All the following nerves are related to the mandible EXCEPT:
A. Lingual nerve
B. Auriculotemporal nerve
C. Chorda Tympani
D. Mental nerve

# Motor division of trigeminal nerve comes out via:
A. Foramen spinosum
B. Foramen magnum
C. Foramen ovale
D. Foramen lacerum

# The auriculotemporal nerve supplies which gland?
A. Lacrimal gland
B. Parotid
C. Submandibular
D. Sublingual

# Nerve supply to temporalis muscle:
A. VIII cranial nerve
B. V cranial nerve
C. VII cranial nerve
D. II cranial nerve

# TMJ is supplied by:
A. Auriculotemporal nerve
B. Buccal branch of facial nerve
C. Inferior alveolar nerve
D. All of the above

# Ganglion associated with lacrimal gland:
A. Sphenopalatine
B. Otic ganglion
C. Submandibular ganglion
D. Ciliary ganglion

# Nerve which hooks around Wharton's duct is:
A. Mylohyoid nerve
B. Lingual nerve
C. Auriculotemporal nerve
D. Inferior alveolar nerve

# Anterior belly of digastric is supplied by:
A. Branch of mandibular nerve
B. Branch of facial nerve
C. Branch of cervical plexus
D. Hypoglossal nerve

# Injury to the right mandibular nerve as it passes through foramen ovale produces following effects:
A. Loss of taste from the anterior 2/3rd of the tongue
B. Deviation of the tongue to the left
C. Deviation of the chin to left when mouth is opened
D. Loss of general sensation to anterior 2/3rd of tongue

# Afferent sensation from the lower molar teeth is carried by:
A. Facial nerve
B. Mandibular division of the trigeminal nerve
C. Maxillary division of the trigeminal nerve
D. Motor branch of the facial nerve

# Masseteric nerve is a branch of:
A. Long buccal nerve
B. Mandibular division of trigeminal nerve
C. Maxillary division of trigeminal nerve
D. Motor branch of the facial nerve

# The innervation of the tensor tympani muscle is:
A. Vagus
B. Mandibular
C. Facial
D. Maxillary

# Which structure passes through infraorbital fissure?
A. Superior ophthalmic vein
B. Ophthalmic artery
C. Trochlear nerve
D. Zygomatic nerve

# Sphenopalatine ganglion does not supply:
A. Nasal mucosae
B. Sublingual gland
C. Ciliary ganglion
D. Both B and C

# Sensory supply of pinna is by ________ nerve.
A. Mandibular
B. Maxillary
C. Facial
D. Abducent

# Trigeminal nerve has how many nuclei in CNS?
A. Three
B. Four
C. Five
D. Six

# Which nerve is in close relation with the root of the lower third molar?
A. Inferior alveolar nerve
B. Chorda tympani
C. Lingual nerve
D. Mylohyoid nerve

# Anterior belly of digastric is supplied by:
A. Mylohyoid nerve
B. Branch of facial nerve
C. Branch of cervical plexus
D. Hypoglossal nerve

# All of the following is true of facial nerve EXCEPT:
A. Supplies motor branches to the muscles of facial expression
B. It has no sensory component
C. The muscles of the eyelid will be spared in upper motor neuron lesions
D. It is a nerve of 2nd arch

# All of the following muscles are supplied by the facial nerve EXCEPT:
A. Stapedius
B. Occipitofrontalis
C. Anterior belly of digastric
D. Buccinator

# The special visceral afferent fibers of the facial nerve are located in which nuclei:
A. Motor nucleus
B. Nucleus ambiguous
C. Nucleus of the tractus solitarius
D. Lacrimatory nucleus

# The nerve supply for motor action of buccinator:
A. Facial nerve
B. Mandibular nerve
C. Maxillary nerve
D. Auriculotemporal nerve

# Secretomotor fibers to the submandibular salivary gland are carried in all of the following EXCEPT:
A. Facial
B. Chorda tympani
C. Mylohyoid
D. Lingual

# Chorda tympani contain:
A. Preganglionic sympathetic fibers
B. Preganglionic parasympathetic fibers
C. Postganglionic sympathetic fibers
D. Postganglionic parasympathetic fibers

# Facial nerve has:
A. Motor root only
B. Motor and sensory root
C. Motor and sympathetic
D. Motor, sympathetic and parasympathetic fibers

# Branches of facial nerve are:
A. Digastric
B. Stylohyoid
C. Posterior auricular
D. All of the above

# All of the following nerves are related to the mandible EXCEPT:
A. Lingual nerve
B. Auriculotemporal nerve
C. Chorda tympani
D. Mental nerve