CPOT CPOT Ocular Anatomy & Physiology

Question 1

Which layer of the cornea is responsible for maintaining corneal transparency through its pump function?

Accepted Answer

Endothelium

Answer

Epithelium

Answer

Bowman's layer

Answer

Stroma

Question 2

The fovea centralis, the area of sharpest central vision, is located within which retinal region?

Accepted Answer

Macula lutea

Answer

Optic disc

Answer

Ora serrata

Answer

Peripheral retina

Question 3

Which muscle is responsible for constricting the pupil in response to bright light?

Accepted Answer

Sphincter pupillae

Answer

Dilator pupillae

Answer

Ciliary muscle

Answer

Superior oblique

Question 4

Aqueous humor is produced by which ocular structure?

Accepted Answer

Ciliary body

Answer

Vitreous body

Answer

Choroid

Answer

Trabecular meshwork

Question 5

The optic nerve exits the eye through an opening called the:

Accepted Answer

Optic disc

Answer

Fovea

Answer

Macula

Answer

Limbus

Question 6

Rod photoreceptors are primarily responsible for which type of vision?

Accepted Answer

Low-light and peripheral vision

Answer

Color discrimination in bright light

Answer

Fine detail central vision

Answer

Depth perception