Anatomy of the Eye

Which cranial nerves are involved in the corneal reflex test?

• Oculomotor nerve (III) and Trochlear nerve (IV)

• Trigeminal nerve (V) and Abducens nerve (VI)

• Facial nerve (VII) and Vestibulocochlear nerve (VIII)

• Trigeminal nerve (V) and Facial nerve (VII)

What parameters define legal blindness?

• Visual acuity and color perception

• Visual acuity and visual field

• Visual field and depth perception

• Color perception and depth perception

What is the term for the site where the sclera merges with the cornea?

• Palpebral fissure

• Lateral commissure (canthus)

• Medial commissure (canthus)

• Limbus

What bones form the superior wall of the bony orbit?

• Maxillary, zygomatic, and palatine bones

• Ethmoid, frontal, lacrimal, and sphenoid bones

• Frontal bone and lesser wing of sphenoid bone

• Zygomatic bone and greater wing of sphenoid bone

Which bones constitute the lateral wall of the bony orbit?

• Maxillary, zygomatic, and palatine bones

• Ethmoid, frontal, lacrimal, and sphenoid bones

• Frontal bone and lesser wing of sphenoid bone

• Zygomatic bone and greater wing of sphenoid bone

What bones make up the inferior wall of the bony orbit?

• Maxillary, zygomatic, and palatine bones

• Ethmoid, frontal, lacrimal, and sphenoid bones

• Frontal bone and lesser wing of sphenoid bone

• Zygomatic bone and greater wing of sphenoid bone

The medial wall of the bony orbit is formed by which of the following bones?

• Maxillary, zygomatic, and palatine bones

• Ethmoid, frontal, lacrimal, and sphenoid bones

• Frontal bone and lesser wing of sphenoid bone

• Zygomatic bone and greater wing of sphenoid bone

Which structures pass through the Optic Foramen?

• Maxillary nerve (V2) and Inferior ophthalmic vein

• Oculomotor nerve, Trochlear nerve, and Abducens nerve

• Optic nerve and Ophthalmic artery

• Superior branch of oculomotor nerve and Nasociliary branch of ophthalmic nerve

What passes through the Superior Orbital Fissure?

• Maxillary nerve (V2) and Inferior ophthalmic vein

• Optic nerve and Ophthalmic artery

• Superior/Inferior branches of the Oculomotor nerve, Trochlear nerve, Abducens nerve, branches of the Ophthalmic nerve (V1), and superior ophthalmic vein

• Inferior branch of oculomotor nerve and Inferior ophthalmic vein

Which of the following is found in the Inferior Orbital Fissure?

• Superior branch of oculomotor nerve and Nasociliary branch of ophthalmic nerve

• Maxillary nerve (V2) and Inferior ophthalmic vein

• Optic nerve and Ophthalmic artery

• Oculomotor nerve, Trochlear nerve, and Abducens nerve