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Biopsychology > Revision - 5 > Flashcards

Revision - 5 Flashcards

1
Q

The lateral geniculate nucleus deals with:

A

Vision

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2
Q

At dusk, colours lose their hue in what order?

A

Red disappears before green

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3
Q

A wavelength of 450 nanometers is our representation of:

A

Blue

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4
Q

The optic nerve head produces a …

A

Blind spot

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5
Q

The right visual field is composed of the …

A

Nasal portion of the right eye and the temporal portion of the left eye

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6
Q

Rods are to cones as:

A

Black and white is to colour

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7
Q

The dorsal stream projects to the …

A

Parietal lobe

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8
Q

Cells in the blobs found in the visual cortex are involved in …

A

Colour perception

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9
Q

This sequence is correct:

A

1) Cones
2) Bipolar
3) Ganglion
4) Lateral geniculate
5) Simple cortical cells

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10
Q 
Luminance contrast (as in 
an edge) begins at the ...
A

Ganglion cell level

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11
Q

Orientation detection is first coded by …

A

Simple cortical cells

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12
Q

A patient described as having prosopagnosia could not …

A

Recognise faces

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13
Q

If you shortened the wavelength of light, you would change its …

A

Colour

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14
Q

Which of the following is true regarding electromagnetic energy?

A

Electromagnetic energy travels very quickly, so there is no delay between an event and an organism’s ability to see the event

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15
Q

The range of electromagnetic energy visible to

humans falls between …

A

400 and 750 nm

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16
Q

Most of the light that reaches your eye has been ___ by objects in the
environment

A

Reflected

17
Q

Light entering the eye first passes through the …

A

Cornea

18
Q

Our ability to read a book up close, then quickly focus at a faraway object is mediated by the …

A

Lens

19
Q

In humans, the fovea is specialised for detailed vision and contains …

A

Cones only

20
Q

What is not a type of cell found in the retina?

A

Unipolar cell

21
Q

Match the term with its correct function:

A

Rods/scotopic vision

22
Q

Your ability to read depends on having excellent acuity; therefore, reading is mediated by …

A

Photopic vision

23
Q

Transduction in the eye is the process of translating a ___ stimulus into a
___ stimulus

A

Phsyical

Electrical

24
Q

Photoreceptors are ___ in the dark
and produce ___ to signal changes in
light

A

Depolarized

Graded potentials

25
Q

The three different classes of cones are …

A

Blue, green, red

26
Q

The on-response and off-response areas of the receptive field of ganglion cells make up a ___ shape.

A

Donut

27
Q

Cells that depolarize when light hits the centre of their receptive field are called …

A

On-centre cells

28
Q

Which cell type responds to high contrast and colour?

A

P cells

29
Q

Motion information is conveyed by …

A

M cells

30
Q

What is the correct pathway from the eye to the cortex – primary pathway?

A

1) Optic nerve
2) Optic chiasm
3) Optic tract
4) LGN
5) Visual cortex

31
Q

Four of the six LGN layers contain …

A

Parvocellular layers

32
Q

Cortical cells that respond to stimuli in the shape of a bar or edge with a particular orientation in a particular location on the retina are called …

A

Simple cells

33
Q

The magnocellular path way gives rise to the

A

Dorsal stream

34
Q

Your ability to recognize your particular car in a crowded parking lot is mediated by …

A

The ventral stream

35
Q

What are opponent colours according the to the opponent process theory?

A

Blue and yellow

36
Q

The reduced ability of the lens to accommodate is called …

A

Presbyopia

37
Q

Your older neighbour wears reading glasses due to …

A

Presbyopia

38
Q

Most people who wear glasses from a young age do so because …

A

They are unable to see things clearly that are far away – myopia

39
Q

If Trevor specifically has trouble recognizing you and all other familiar people as well, he may suffer from …

A

Prosopagnosia

Biopsychology (5 decks)

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