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BSc PS414 Cognitive Psychology I (Light and its Reception) Quiz am The Eye, erstellt von Petite Piplup am 26/03/2014.

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The Eye

Frage 1 von 19

1

What is the sclera?

Wähle eine der folgenden:

  • The white part

  • The coloured part

  • The black part

  • The covering

Erklärung

Frage 2 von 19

1

(a) What is the iris? and (b) What does it do?

Wähle eine der folgenden:

  • (a) The coloured bit, (b) Controls amount of light entering eye

  • (a) The coloured bit, (b) Point at which light enters the eye

  • (a) The black bit, (b) Controls amount of light entering eye

  • (a) The black bit, (b) Point at which light enters the eye

Erklärung

Frage 3 von 19

1

(a) What is the pupil, and (b) What does it do?

Wähle eine der folgenden:

  • (a) The black bit, (b) Lets light enter the eye

  • (a) The black bit, (b) Controls amount of light entering the eye

  • (a) The coloured bit, (b) Lets light enter the eye

  • (a) The coloured bit, (b) Controls amount of light entering the eye

Erklärung

Frage 4 von 19

1

The eye needs to create an image on what?

Wähle eine der folgenden:

  • The retina

  • The fovea

  • The optic nerve

  • The primary visual cortex

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Frage 5 von 19

1

Which two sections of the eye act to focus light onto the retina?

Wähle eine der folgenden:

  • Corenea and lens

  • Cornea and pupil

  • Lens and iris

  • Pupil and iris

Erklärung

Frage 6 von 19

1

Photoreceptors on the retina pick up information about the image which is taken where?

Wähle eine der folgenden:

  • Down the optic nerve to the brain

  • Through the ganglion cells to the bipolar cells

  • Down the optic nerve to the bipolar cells

  • Through the ganglion cells to the horizontal cells

Erklärung

Frage 7 von 19

1

Rays of light need to be just focused on the retina. When they are just in front, this is called (a) and (b) lens is needed.

Wähle eine der folgenden:

  • (a) Myopia (nearsightedness), (b) Concave

  • (a) Myopia (nearsightedness), (b) Convex

  • (a) Hyperopia (farsightedness), (b) Concave

  • (a) Hyperopia (farsightedness), (b) Convex

Erklärung

Frage 8 von 19

1

Rays of light need to be just focused on the retina. When they are just behind, this is called (a) and (b) lens is needed.

Wähle eine der folgenden:

  • (a) Hyperopia (farsightedness), (b) Convex

  • (a) Hyperopia (farsightedness), (b) Concave

  • (a) Myopia (nearsightedness), (b) Convex

  • Myopia (nearsightedness), (b) Concave

Erklärung

Frage 9 von 19

1

What are the photoreceptors that respond to light?

Wähle eine der folgenden:

  • Rods and cones

  • Rods and bipolar cells

  • Cones and ganglion cells

  • Bipolar cells and ganglion cells

Erklärung

Frage 10 von 19

1

What is the function of bipolar cells?

Wähle eine der folgenden:

  • Transfer information from the photoreceptors to the ganglion cells

  • Act as a photoreceptor

  • Transfer information to the brain

  • Allow ganglion cells to communicate with one another

Erklärung

Frage 11 von 19

1

What is the function of horizontal cells?

Wähle eine der folgenden:

  • Allows adjacent retina cells to communicate

  • Acts as a photoreceptor

  • Transfers information from photoreceptors to ganglion cells

  • Transfers information to the brain

Erklärung

Frage 12 von 19

1

What is the function of ganglion cells?

Wähle eine der folgenden:

  • Transfer information to the brain

  • Transfer information from photoreceptors to bipolar cells

  • Enable adjacent retinal cells to communicate

  • Act as photoreceptors

Erklärung

Frage 13 von 19

1

What are the three types of cones?

Wähle eine der folgenden:

  • (1) S-cones, long wavelengths, blueish
    (2) M-cones, medium wavelengths, greenish
    (3) L-cones, short wavelengths, redish

  • (1) S-cones, short wavelengths, blueish
    (2) M-cones, medium wavelengths, greenish
    (3) L-cones, long wavelengths, redish

  • (1) S-cones, long wavelengths, greenish
    (2) M-cones, medium wavelengths, redish
    (3) L-cones, short wavelengths, blueish

  • (1)L-cones, long wavelengths, blueish
    (2) S-cones, medium wavelengths, greenish
    (3) M-cones, short wavelengths, redish

Erklärung

Frage 14 von 19

1

The fovea (retinal center) only has (a) and is specialised for (b)

Wähle eine der folgenden:

  • (a) Cones, (b) high acuity colour vision

  • (a) Rods, (b) high acuity colour vision

  • (a) Cones, (b) high acuity monochrome vision

  • (a) Rods, (b) high acuity monochrome vision

Erklärung

Frage 15 von 19

1

Outline the blindspot

Wähle eine der folgenden:

  • Has no photoreceptors, we tend to be unaware of this

  • Has a dense population of photoreceptors, we tend to be unaware of this

  • Has no photoreceptors, we tend to be aware of this

  • Has a dense population of photoreceptors, we tend to be aware of this

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Frage 16 von 19

1

Rods are only used at (a), this is called (b)

Wähle eine der folgenden:

  • (a) low light levels, (b) scotopic vison

  • (a) low light levels, (b) photopic vision

  • (a) high light levels, (b) scotopic vision

  • (a) high light levels, (b) photopic vision

Erklärung

Frage 17 von 19

1

Cones are most sensitive at (a) light levels, this is called (b)

Wähle eine der folgenden:

  • (a) high, (b) photopic vision

  • (a) high, (b) scotopic vision

  • (a) low, (b) photopic

  • (a) low, (b) scotopic

Erklärung

Frage 18 von 19

1

At dim light levels perception lacks what?

Wähle eine der folgenden:

  • colour and detail

  • colour and texture

  • depth and detail

  • depth and texture

Erklärung

Frage 19 von 19

1

Total dark adaptation takes (a) and is first controlled by cones for (b) before being taken over by rods

Wähle eine der folgenden:

  • (a) 30 minutes, (b) 5-10 minutes

  • (a) 60 minutes, (b) 5-10 minutes

  • (a) 30 minutes, (b) 1-2 minutes

  • (a) 60 minutes, (b) 1-2 minutes

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