Exam 4 review

This part of the fibrous layer of the eye is white and opaque. It protects the eye and shapes the eyeball, along with anchoring extrinsic eye muscles

• sclera

• cornea

• ciliary body

• retina

These neurons of the eye undergo an action potential

• Bipolar cells

• Ganglion cells

These are the receptors of the eye that are responsible for dim light vision, and they are the most numerous photoreceptor.

• rods

• cones

This is a tiny pit in the center of the macula lutea that is composed of all cones

The __________ division of the nervous system functions in flattening the lens for distance vision

• sympathetic

• parasympathetic

This condition is when the eyeball is too short, and so the focal point is behind the retina

• myopia (nearsightedness)

• hyperopia (farsightedness)

• astigmatism

This taste sensation picks up alkaloids such as nicotine and caffeine

• Sweet

• Sour

• Salty

• Bitter

• Unami

This is the part of the basilar membrane that vibrates in response to higher frequency sounds

• base

• apex

This membranous labyrinth if filled with

• Perilymph

• Endolymph

• CSF

These structures function in rotational equilibrium

• Utricle

• Semicircular ducts

• Saccule

• Vestibule