Special senses

Question 1

Identify the 7 bones that make the orbit of the eye

Answer 1

Question 2

What 3 foramina are found at the apex of the orbit?

Answer 2

Optic foramen

Superior orbital fissure

Inferior orbital fissure

Question 3

What structures pass through the Optic foramen?

Answer 3

Optic nerve

Ophthalmic artery

Question 4

What structures pass through the Superior orbital fissure?

Answer 4

Motor nerves of the eye:

• III - Oculomotor
• IV - Trochlear
• VI - Abducent

Branches of the ophthalmic nerve V1

Ophthalmic veins

Question 5

What passes through the inferior orbital fissure?

Answer 5

Maxillary division of CNV

Question 6

What are the main contents of the orbit?

Answer 6

Eyeball

Extrinsic ocular muscles

Ligaments supporting the eye

Optic nerve

Branches of Ophthalmic artery

Lacrimal apparatus

Fat

Question 7

What are the 3 layers of the eye and what are the parts of them?

Answer 7

Outer Fibrous layer:

• Sclera
• Cornea

Middle Vascular layer:

• Choroid
• Ciliary body
• Iris

Inner sensory layer:

• Retina

Question 8

Identify the parts of the layers of the eye

Answer 8