Unit 3 Sensation & Perception

Which part of the eye senses color?

• pupil

• iris

• cones

• rods

Which part of the eye works best in low light conditions and registers black and white images?

• rods

• cones

• cornea

• retina

What is the result of the optic nerve connecting to the back of the eye?

• an astigmatism

• a blind spot

• an inability to see in color

• an inverted image

What is the role of the lens in the eye?

• it is a muscle that controls the amount of light entering the eye

• it focuses light as it enters the eye on the back of the eye

• it has rods and cones that receive light waves

• it transmits information to the visual cortex

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What is the role of the iris in the eye?

• it transmits information to the visual cortex

• it focuses light as it enters the eye on the back of the eye

• it is a muscle that controls the amount of light entering the eye

• it is the clear outer covering of the eye

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What is the role of the cornea in the eye?

• it is a muscle that controls the amount of light entering the eye

• it transmits information to the visual cortex

• it focuses light as it enters the eye on the back of the eye

• it is the clear outer covering of the eye

What is the role of the optic nerve?

• it has rods and cones that receive light waves

• it is a muscle that controls the amount of light entering the eye

• it transmits information to the visual cortex

• it focuses light as it enters the eye on the back of the eye

What is the role of the pupil in the eye?

• it is a hole that allows light to enter the eye

• it focuses light as it enters the eye on the back of the eye

• it is the clear outer covering of the eye

• it transmits information to the visual cortex

What is the role of the retina in the eye?

• it transmits information to the visual cortex

• it is a muscle that controls the amount of light entering the eye

• it has rods and cones that receive light waves

• it focuses light as it enters the eye on the back of the eye

Which helps us with balance through three semicicular canals in the inner ear?

• Vestibular system

• somesthetic senses

• gate control theory

• transduction