1000ft View Eye Flashcards
What is the role of the fibrous tunic role?
Protection
Includes the Cornea and Sclera
What is the role of the Vascular Tunic
Vascular
Includes the Iris, Choroid, and Ciliary body
What is the role of the sensory/neural tunic?
Visual area
Includes the Retina and Vitreous Humor
What cranial nerve innervates the iris?
CN III, Occularmotor
What is aqueous humor?
Helps maintain intraoccular pressure, bringing nutrients to the avascular aspect of the anterior eye
Where is the aqueous humor created?
Created in the ciliary body through plasma filtration, consistently secreted and absorbed
Is Vitreous Humor consistently made?
No, born with set amount
The lacrimal punctum drains into what structure?
Lacrimal canal
What is the role of the meibomian glands?
Oil glands along edge of eye that secrete oil which keeps tears from evaporating too quickly (assists in lubricating the eye)
What type of gland is the Zeis gland?
Sebaceous gland
What is an apocrine gland found in the eye?
Moll gland
What area has the highest visual acuity?
Macula lutea
