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Sensation and Perception #1

Total questions: 45

Worksheet time: 23mins

Name
Class
Date
1.

Receptors that are responsible for transferring light into neural impulses.

a)

Rods & cones of retina

b)

Optic nerve

c)

Cornea

d)

Iris

2.

When a stimulus activates a receptor.

a)

Transmission

b)

Perception

c)

Recognition

d)

Sensation

3.

The organization of sensory information into meaningful experiences.

a)

Sensation

b)

Perception

c)

Sensory awareness

d)

Perceptual organization

4.
Which of the following is true about rods and cones?
a)
There are more cones in the retina than rods.
b)
Rods are photoreceptors, while cones are not
c)
Rods are sensitive to lower levels of light than cones.
d)
Rods are similar to color film and cones are similar to black-and-white film.
5.

A sensation may be combined with other sensations and past experiences to yield a

a)

constancy.

b)

perception.

c)

hypothesis.

d)

sensory hypothesis

6.

If we did not have cones in our eyes, we would not see

a)

colors

b)

shapes

c)

sizes

d)

black and white

7.

Sensation

a)

opening in the iris that regulates the amount of light entering the eye

b)

the tendency to perceive certain objects the same way despite changing conditions

c)

what occurs when a stimulus activates a receptor

d)

contains light-sensitive receptor cells

8.

When information is converted to neural messages it is called:

a)

Transvision

b)

Transportation

c)

Transduction

d)

Transmission

9.
________ occurs when sensory information is organized, interpreted, and consciously experienced.
a)
Transduction
b)
Sensation
c)
Perception
d)
Sensory adaptation
10.

In the human eye, rods are to __________, as cones are to ___________.

a)

light/ color

b)

color/ light

c)

monochromat/ dichromat

d)

dichromat/ monochromat

11.
1.       Sensation is to __________ as perception is to __________.
a)
Recognizing a stimulus; detecting a stimulus
b)
Detecting a stimulus; recognizing a stimulus
c)
Interpreting a stimulus; detecting a stimulus
d)
Seeing; hearing
12.
  The process by which sensory information is converted into neural energy is:
a)
Sensory adaptation
b)
Feature detection
c)
Signal detection
d)
Transduction
13.
Which of the following is the correct order of the structures through which light passes after entering the eye?
a)
Lens, pupil, cornea, retina
b)
Pupil, cornea, lens, retina
c)
Cornea, retina, pupil, lens
d)
Cornea, pupil, lens, retina
14.
Most color-deficient people will probably:
a)
Lack functioning red-or-green-sensitive cones
b)
See the world in only black and white
c)
Also suffer from poor vision
d)
Have above-average vision to compensate for the deficit
15.

As the football game continued into the night, Leon noticed that he was having difficulty distinguishing the colors of the players' uniforms. This is because the _______________, which enable color vision perform better in bright light than _______________ light

a)

Rods; brighter

b)

Cones; dim

c)

Rods; lower

d)

Cones; brighter

16.

The clear covering on the front of the eye that protects the rest of the structures in the eye

a)

iris

b)

cornea

c)

optical nerve

d)

retina

17.

Which part of the eye detects levels of brightness or movement?

a)

retina

b)

rods

c)

cones

d)

iris

18.

The nerve that sends impulses from the retina to the brain is the...

a)

retinal nerve

b)

corneal nerve

c)

optic nerve

d)

occipital nerve

19.

The part of your eye that focuses incoming light onto the retina.

a)

lens

b)

pupil

c)

cornea

d)

iris

20.

What does it mean if a person is color blind?

a)

has clear or white-colored irises.

b)

is missing either red or green cones

c)

is missing part of the optic nerve responsible for color perception

d)

Has blurry vision and cannot distinguish colour

21.

transduction is...

a)

change in stimulus detection as a function of our current mental state

b)

a mental predisposition to perceive something a certain way

c)

sending a neural impulse to the occipital lobe

d)

conversion from a sensory stimulus to an action potential

22.
Which part of the eye opens in dark places and closes in bright places?  
a)
Cornea
b)
Retina
c)
Pupil
d)
Lens
23.

Which part of the eye bends light for the first time, before it gets to the lens?

a)

Retina

b)

Lens

c)

Cornea

d)

Vitreous Humor

24.

Name structure A

a)

Pupil

b)

Iris

c)

Cornea

d)

Retina

25.

Name Structure B

a)

Lens

b)

Pupil

c)

Sclera

d)

Cornea

26.

Name structure G

a)

Lens

b)

Pupil

c)

Optic Nerve

d)

Ciliary Muscles

27.

What will happen to your pupils if you are in a really bright room?

a)

They will contract

b)

They will expand

c)

They will burst into flames

d)

They will stay the same size

28.

What structure of the eye controls the size of the pupils?

a)

Ciliary Muscles

b)

Iris

c)

Lens

d)

Retina

29.

What is the function of the Lens?

a)

Lining of the back of the eye that contains light receptor cells.

b)

Regulates how much light enters the eye

c)

Tough, transparent, protective coating that bends light as it enters the eye

d)

Focuses light onto the retina

30.

Name structure C

a)

Ciliary Muscles

b)

Retina

c)

Optic Nerve

d)

Iris

31.

Name structure F

a)

Sclera

b)

Cornea

c)

Optic Nerve

d)

Lens

32.

Identify Structure E

a)

Retina

b)

Sclera

c)

Optic Nerve

d)

Lens

33.

substance that fills the posterior (back) cavity of the eye

a)

aqueous humor

b)

vitreous humor

c)

lysozyme

d)

conjunctiva

34.

Part of the retina that produces the sharpest image

a)

optic spot

b)

bipolar neurons

c)

fovea

d)

ganglion neurons

35.

Water fluid found in the anterior (front) cavity of the eye, behind the cornea

a)

aqueous humor

b)

vitreous humor

c)

lysozyme

d)

sclera

36.

The process when the lens changes shape to focus close or far away

a)

sensory adaptation

b)

accommodation

c)

Transduction

d)

globe luxation

37.

Area where optic nerve exits the eye

a)

fovea centralis

b)

macula lutea

c)

optic disc

d)

cornea

38.
Which part of the eye is the outer white part of the eye?
a)
cornea
b)
iris
c)
ciliary body
d)
sclera
39.

Type of photoreceptor that gives sharp central vision?

a)

fovea centralis

b)

cones

c)

rods

d)

optic disk

40.
What part of the eye is a clear protective structure that allows light to enter the eye?
a)
iris
b)
retina
c)
cornea
d)
choroid
41.

Type of photoreceptor that provides peripheral vision

a)

retina

b)

rod

c)

cone

d)

choroid

42.
What is the space inside the iris called?
a)
pupil
b)
ciliary body
c)
lens
d)
choroid
43.

What part of the eye controls lens shape?

a)

choroid muscles

b)

lens muscles

c)

iris muscles

d)

ciliary muscles

44.

Light is first bent at the ______________ and then again at the _________________.

a)

lens; cornea

b)

cornea ; iris

c)

cornea ; lens

d)

iris ; pupil

45.

We can accurately detect colour in our peripheral vision...

a)

Often, as our eyes are sensitive to light

b)

Sometimes depending upon how much light is around

c)

Always, all parts of our eyes detect colour

d)

Never, we only get black and white

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