Top 80+ Solved Head and Neck MCQ Questions Answer

a. its common tendinous ring binds the SOF content of nerves and muscles to the contents of the optic canal

b. the origin of levator palpebrae superioris is its bony upper margin

c. lacrimal, frontal and trochlear nerves pass through it

d. the oculomotor, abducens and nasociliary nerves lie within the cone of the extraocular muscles

a. they all arise from a common tendinous ring around the superior orbital fissure

b. the rectus muscles all pass laterally to their point of insertion because of the angle of the orbital apex within the skull

c. the superior oblique muscle passes through the trochlear, a fibrocartilage loop attached to the frontal bone lateral margin, just behind the orbital margin

d. except for superior oblique, all nerve supply to muscles enter from their optic side

a. the medial and lateral rectus evoke simple horizontal movement only

b. the inferior oblique turns the eye down and out

c. the superior rectus turns the eye up and in

d. the inferior rectors and superior oblique together produce vertical down gaze

a. in a 4th cranial nerve paralysis, the affected eye lies slightly inturned

b. in a 6th cranial nerve palsy, the lateral rectus is affected

c. in a 3rd nerve palsy, levator palpebrae is affected

d. in an oculomotor nerve palsy the eye looks down and out

a. the retina covers the inner surface of the choroids and is light sensitive everywhere except at the corneal area

b. the optic disc contains retina that is completely free of blood vessels and is yellowish in colour

c. the optic disc and fovea are of similar size

d. the fovea contains no blood vessels or cones, but a high concentration or rods

a. the maxilla

b. the vomer and ethmoid bones

c. the sphenoid and ethmoid bones

d. the frontal, zygoma and maxilla

e. the vomer and palatine bones

a. is a branch of the ECA

b. enters through the superior orbital fissure

c. does not penetrate the meninges of the optic nerve

d. forms an anastomoses between ECA and ICA

e. is an end artery

a. arisa cervicalis lies behind the IJV

b. is free to move in the neck

c. contains the vagus and phrenic ????

d. the sympathetic trunk lies outside the sheath

e. the CCA lies lateral to the IJV

a. superior petrosal sinus

b. internal jugular vein

c. vagus nerve

d. hypoglossal nerve

e. all of the above

a. auricolotermporal nerve (V3)

b. great auricular nerve (C2)

c. facial nerve via tympanic plexus (VII)

d. auricular branch of vagus (X)

e. all of the above

a. the nucleus lies in the medulla

b. supplies superior oblique muscle

c. enters the orbit ???? superior orbital fissure

d. has no relation to the cavernous sinus

e. carries autonomic fibres from Edinger-Westphal node

a. there is no deep fascia on the face

b. the bulk of orbicularis oris muscle comes from buccinator

c. the eyelid muscles are completely supplied by CNVII

d. the parotid duct pierces buccinator opposite the third upper molar tooth

e. the facial nerve supplies the occipital belly of occipitofrontalis

a. branches emerge from the parotid gland

b. the mandibular nerve has three cutaneous branches

c. the supratrochlear nerve supplies midline forehead and scalp

d. the infratrochlear nerve is a branch of the maxillary nerve

e. the bridge of the nose is supplied by the external nasal nerve

a. retromandibular vein

b. temporozygomatic branch of facial nerve

c. cervicofacial branch of facial nerve

d. internal jugular vein

e. external carotid artery

a. internal jugular vein

b. hypoglossal nerve

c. glossopharyngeal nerve

d. external jugular vein

e. internal carotid artery